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Metabolism and Nutrition DisorderPhase 3STEP 1NCT03548935

STEP 1: Research Study Investigating How Well Semaglutide Works in People Suffering From Overweight or Obesity

A Phase 3 study testing Semaglutide in people with Metabolism and Nutrition Disorder and Overweight or Obesity, run by Novo Nordisk A/S at 128 sites in 17 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study will look at the change in participants' body weight from the start to the end of the study. The weight loss in participants taking semaglutide (a new medicine) will be compared to the weight loss of participants taking "dummy" medicine. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Semaglutide
Type of treatment
Injection or infusion
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
1,961 participants
Where
128 sitesin 17 countries
Study dates
4 Jun 2018to 5 Mar 2021
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Main phase:
  • Male or female, age greater than or equal to 18 years at the time of signing informed consent
  • Body mass index (BMI) greater than or equal to 30.0 kg/sqm or greater than or equal to 27.0 kg/sqm with the presence of at least one of the following weight-related comorbidities (treated or untreated): hypertension, dyslipidaemia, obstructive sleep apnoea or cardiovascular disease
  • History of at least one self-reported unsuccessful dietary effort to lose body weight
  • Extension phase:
  • Informed consent for the extension phase obtained before any trial related activities for the extension phase
  • On randomised treatment on the target dose at week 68, i.e. treated with 2.4 mg semaglutide once-weekly or semaglutide placebo

Who cannot join

  • Main phase:
  • Glycated haemoglobin (HbA1C) greater than or equal to 48 mmol/mol (6.5%) as measured by the central laboratory at screening
  • A self-reported change in body weight greater than 5 kg (11 lbs) within 90 days before screening irrespective of medical records
  • Extension phase:
  • Female who is pregnant or intends to become pregnant during the extension phase
  • Any disorder, unwillingness or inability, not covered by any of the other exclusion criteria, which in the investigator's opinion, might jeopardise the subject's compliance with the extension of the trial

Trial locations and contacts

128 sites in 17 countries.

128 sites in 17 countries

United States39 sites
  • Novo Nordisk Investigational Site

    Anaheim, California, 92801

  • Novo Nordisk Investigational Site

    Anniston, Alabama, 36207

  • Novo Nordisk Investigational Site

    Aurora, Colorado, 80045

  • Novo Nordisk Investigational Site

    Austin, Texas, 78749

  • Novo Nordisk Investigational Site

    Bountiful, Utah, 84010

  • Novo Nordisk Investigational Site

    Buckley, Michigan, 49620

  • Novo Nordisk Investigational Site

    Butte, Montana, 59701

  • Novo Nordisk Investigational Site

    Charleston, South Carolina, 29425

  • Novo Nordisk Investigational Site

    Chicago, Illinois, 60607

  • Novo Nordisk Investigational Site

    Chicago, Illinois, 60611

  • Novo Nordisk Investigational Site

    Chiefland, Florida, 32626

  • Novo Nordisk Investigational Site

    City of Saint Peters, Missouri, 63303

  • Novo Nordisk Investigational Site

    Crystal River, Florida, 34429

  • Novo Nordisk Investigational Site

    Dallas, Texas, 75226

  • Novo Nordisk Investigational Site

    Dallas, Texas, 75230

  • Novo Nordisk Investigational Site

    Dallas, Texas, 75234

  • Novo Nordisk Investigational Site

    Indianapolis, Indiana, 46260

  • Novo Nordisk Investigational Site

    Jacksonville, Florida, 32205

  • Novo Nordisk Investigational Site

    Jacksonville, Florida, 32216

  • Novo Nordisk Investigational Site

    Lomita, California, 90717

  • Novo Nordisk Investigational Site

    Louisville, Kentucky, 40213

  • Novo Nordisk Investigational Site

    Nashville, Tennessee, 37212-1150

  • Novo Nordisk Investigational Site

    Ocala, Florida, 34470

  • Novo Nordisk Investigational Site

    Omaha, Nebraska, 68105

  • Novo Nordisk Investigational Site

    Panama City, Florida, 32401

  • Novo Nordisk Investigational Site

    Plantation, Florida, 33324

  • Novo Nordisk Investigational Site

    Ponte Vedra, Florida, 32081

  • Novo Nordisk Investigational Site

    Renton, Washington, 98057

  • Novo Nordisk Investigational Site

    Richmond, Virginia, 23294

  • Novo Nordisk Investigational Site

    Rochester, New York, 14609

  • Novo Nordisk Investigational Site

    Roswell, Georgia, 30076

  • Novo Nordisk Investigational Site

    Round Rock, Texas, 78681

  • Novo Nordisk Investigational Site

    Salisbury, North Carolina, 28144

  • Novo Nordisk Investigational Site

    Simpsonville, South Carolina, 29681

  • Novo Nordisk Investigational Site

    Spring Valley, California, 91978

  • Novo Nordisk Investigational Site

    Topeka, Kansas, 66606

  • Novo Nordisk Investigational Site

    Waterbury, Connecticut, 06708

  • Novo Nordisk Investigational Site

    West Reading, Pennsylvania, 19611

  • Novo Nordisk Investigational Site

    Wilmington, North Carolina, 28401

Other trials in United States

Germany13 sites
  • Novo Nordisk Investigational Site

    Berlin, 12627

  • Novo Nordisk Investigational Site

    Bochum, 44787

  • Novo Nordisk Investigational Site

    Essen, 45136

  • Novo Nordisk Investigational Site

    Essen, 45219

  • Novo Nordisk Investigational Site

    Falkensee, 14612

  • Novo Nordisk Investigational Site

    Frankfurt, 60313

  • Novo Nordisk Investigational Site

    Giessen, 35392

  • Novo Nordisk Investigational Site

    Hamburg, 22607

  • Novo Nordisk Investigational Site

    Hohenmölsen, 06679

  • Novo Nordisk Investigational Site

    Leipzig, 04103

  • Novo Nordisk Investigational Site

    Saint Ingbert-Oberwürzbach, 66386

  • Novo Nordisk Investigational Site

    Stuttgart, 70378

  • Novo Nordisk Investigational Site

    Wangen, 88239

Other trials in Germany

India13 sites
  • Novo Nordisk Investigational Site

    Chennai, Tamil Nadu, 600116

  • Novo Nordisk Investigational Site

    Guntur, Andhra Pradesh, 522001

  • Novo Nordisk Investigational Site

    Hyderabad, 500 012

  • Novo Nordisk Investigational Site

    Kolkata, West Bengal, 700054

  • Novo Nordisk Investigational Site

    Ludhiana, 141001

  • Novo Nordisk Investigational Site

    Nagpur, Maharashtra, 440003

  • Novo Nordisk Investigational Site

    New Dehli, New Delhi, 110029

  • Novo Nordisk Investigational Site

    Pune, Maharashtra, 411004

  • Novo Nordisk Investigational Site

    Pune, Maharashtra, 411021

  • Novo Nordisk Investigational Site

    Rohtak, Haryana, 124001

  • Novo Nordisk Investigational Site

    Secunderabad,, Andhra Pradesh, 500003

  • Novo Nordisk Investigational Site

    Surat, Gujarat, 395002

  • Novo Nordisk Investigational Site

    Thiruvananthapuram, Kerala, 695031

Other trials in India

United Kingdom10 sites
  • Novo Nordisk Investigational Site

    Bristol, BS10 5NB

  • Novo Nordisk Investigational Site

    Cambridge, CB2 0QQ

  • Novo Nordisk Investigational Site

    Coventry, CV2 2DX

  • Novo Nordisk Investigational Site

    Glasgow, G31 2ER

  • Novo Nordisk Investigational Site

    Liverpool, L9 7AL

  • Novo Nordisk Investigational Site

    London, SE1 9RT

  • Novo Nordisk Investigational Site

    London, W1T 7HA

  • Novo Nordisk Investigational Site

    Norwich, NR4 7UQ

  • Novo Nordisk Investigational Site

    Rotherham, S65 1DA

  • Novo Nordisk Investigational Site

    Taunton, TA1 5DA

Other trials in United Kingdom

Russia8 sites
  • Novo Nordisk Investigational Site

    Moscow, 117036

  • Novo Nordisk Investigational Site

    Novosibirsk, 630099

  • Novo Nordisk Investigational Site

    Novosibirsk, 630117

  • Novo Nordisk Investigational Site

    Penza, 440026

  • Novo Nordisk Investigational Site

    Saint Petersburg, 194358

  • Novo Nordisk Investigational Site

    Tomsk, 634041

  • Novo Nordisk Investigational Site

    Voronezh, 394018

  • Novo Nordisk Investigational Site

    Yaroslavl, 150003

Other trials in Russia

Canada7 sites
  • Novo Nordisk Investigational Site

    Edmonton, Alberta, T6H 2L4

  • Novo Nordisk Investigational Site

    Hamilton, Ontario, L8L 5G8

  • Novo Nordisk Investigational Site

    North York, Ontario, M2M 4J5

  • Novo Nordisk Investigational Site

    Québec, G1V 4G2

  • Novo Nordisk Investigational Site

    Québec, G1V 4G5

  • Novo Nordisk Investigational Site

    Surrey, British Columbia, V3Z 2N6

  • Novo Nordisk Investigational Site

    Toronto, Ontario, M4P 1P2

Other trials in Canada

France7 sites
  • Novo Nordisk Investigational Site

    Le Coudray, 28630

  • Novo Nordisk Investigational Site

    Narbonne, 11108

  • Novo Nordisk Investigational Site

    Paris, 75651

  • Novo Nordisk Investigational Site

    Paris, 75908

  • Novo Nordisk Investigational Site

    Pessac, 33600

  • Novo Nordisk Investigational Site

    Pierre-Bénite, 69310

  • Novo Nordisk Investigational Site

    Vénissieux, 69200

Other trials in France

Argentina5 sites
  • Novo Nordisk Investigational Site

    CABA, C1093AAS

  • Novo Nordisk Investigational Site

    Ciudad de Buenos Aires, C1204AAD

  • Novo Nordisk Investigational Site

    Córdoba, X5006IKK

  • Novo Nordisk Investigational Site

    Corrientes, 3400

  • Novo Nordisk Investigational Site

    Santa Rosa, 6300

Other trials in Argentina

Belgium5 sites
  • Novo Nordisk Investigational Site

    Boussu, 7300

  • Novo Nordisk Investigational Site

    Brussels, 1200

  • Novo Nordisk Investigational Site

    Edegem, 2650

  • Novo Nordisk Investigational Site

    Leuven, 3000

  • Novo Nordisk Investigational Site

    Liège, 4000

Other trials in Belgium

Japan5 sites
  • Novo Nordisk Investigational Site

    Chiba-shi, Chiba, 260-8677

  • Novo Nordisk Investigational Site

    Suita-shi, Osaka, 565-0853

  • Novo Nordisk Investigational Site

    Tokyo, 103-0027

  • Novo Nordisk Investigational Site

    Tokyo, 103-0028

  • Novo Nordisk Investigational Site

    Tokyo, 160-0008

Other trials in Japan

Bulgaria4 sites
  • Novo Nordisk Investigational Site

    Plovdiv, 4002

  • Novo Nordisk Investigational Site

    Sofia, 1431

  • Novo Nordisk Investigational Site

    Sofia, 1606

  • Novo Nordisk Investigational Site

    Sofia, 1797

Other trials in Bulgaria

Poland4 sites
  • Novo Nordisk Investigational Site

    Gdynia, 81-338

  • Novo Nordisk Investigational Site

    Lodz, 90-242

  • Novo Nordisk Investigational Site

    Poznan, 60-589

  • Novo Nordisk Investigational Site

    Szczecin, 70-376

Other trials in Poland

Mexico3 sites
  • Novo Nordisk Investigational Site

    Guadalajara, Jalisco, 44670

  • Novo Nordisk Investigational Site

    Hermosillo, Sonora, 83280

  • Novo Nordisk Investigational Site

    Mérida, Yucatán, 97070

Other trials in Mexico

Finland2 sites
  • Novo Nordisk Investigational Site

    Oulu, 90220

  • Novo Nordisk Investigational Site

    University of Helsinki, 00014

Other trials in Finland

Denmark1 site
  • Novo Nordisk Investigational Site

    Aarhus N, 8200

Other trials in Denmark

Puerto Rico1 site
  • Novo Nordisk Investigational Site

    San Juan, 00921

Other trials in Puerto Rico

Taiwan1 site
  • Novo Nordisk Investigational Site

    Taipei, 100

Other trials in Taiwan

About this study

Official title: Effect and Safety of Semaglutide 2.4 mg Once-weekly in Subjects With Overweight or Obesity

This study will look at the change in participants' body weight from the start to the end of the study. The weight loss in participants taking semaglutide (a new medicine) will be compared to the weight loss of participants taking "dummy" medicine. In addition to taking the medicine, participants will have talks with study staff about healthy food choices, how to be more physically active and what you can do to lose weight. Participants will either get semaglutide or "dummy" medicine - which treatment participants get, is decided by chance. Participants will need to take 1 injection once a week. The study medicine is injected with a thin needle in a skin fold in the stomach, thigh or upper arm. The study has two phases: A main phase and an extension phase.The main phase will last for about 1.5 years. Participants will have 15 clinic visits and 10 phone calls with the study doctor. Extension phase: Approximately 300 participants will continue in the extension phase in the following countries only: Canada, Germany, the UK and selected sites in the US and Japan. These participants will be in the study for about 2.5 years.They will not receive treatment, but will attend another 5 follow-up visits with the study doctor.

Being tested
Semaglutide, Placebo (semaglutide)
Medical subject headings
Nutrition Disorders, Overweight, Obesity

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • SemaglutideDrug

    Participants will receive semaglutide subcutaneous (s.c.; under the skin) injection(s) once-weekly as well as diet and physical activity counselling for 68 weeks. Dose escalation of semaglutide will take place as follows: 0.25 mg from week 1 to 4, 0.5 mg from week 5 to 8, 1.0 mg from week 9 to 12, 1.7 mg from week 13 to 16 and 2.4 mg from week 17 to week 68.

  • Placebo (semaglutide)Drug

    Participants will receive semaglutide matching placebo s.c. injection(s) once-weekly as well as diet and physical activity counselling for 68 weeks.

Study groups in NCT03548935
Study groupRoleWhat they receive
Semaglutide s.c. 2.4 mg once weeklyExperimentalParticipants will receive semaglutide for 68 weeks.
Receives: Drug: Semaglutide
Semaglutide placeboPlacebo comparatorParticipants will receive semaglutide matching placebo for 68 weeks.
Receives: Drug: Placebo (semaglutide)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change in Body Weight (%)

    Change in body weight from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from both in-trial and on-treatment observation periods. In-trial observation period: the uninterrupted time interval from date of randomization (week 0) to date of last contact with trial site (week 75). On-treatment observation period: includes all time intervals in which participants are considered to be on treatment from the first (week 0) to last trial product administration (week 68), including 2 weeks of follow-up. It excludes any period of temporary treatment interruption. Temporary treatment interruption is defined as more than 2 consecutive missed doses (off-treatment period).

    Measured: Baseline (week 0) to week 68

  2. Participants Who Achieve 5 or More Percent Body Weight Reduction (Yes/no)

    Number of participants who achieved weight loss more than or equal to 5% (yes/no) at week 68 are presented. The endpoint was evaluated based on the data from both in-trial and on-treatment observation periods. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75). On-treatment observation period: includes all time intervals in which participants are considered to be on treatment from the first (week 0) to last trial product administration (week 68), including 2 weeks of follow-up. It excludes any period of temporary treatment interruption.

    Measured: After week 68

Secondary outcomes (40)
  1. Subjects Who Achieve 10 or More Percent Body Weight Reduction (Yes/no)

    Number of participants who achieved weight loss more than or equal to (≥) 10% at week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from date of randomization (week 0) to date of last contact with trial site (week 75).

    Measured: Week 68

  2. Participants Who Achieve 15 or More Percent Body Weight Reduction (Yes/no)

    Number of participants who achieved more than or equal to (≥) 15% weight loss at week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Week 68

  3. Participants Who Achieve 20 or More Percent Body Weight Reduction (Yes/no)

    Number of participants who achieved more than or equal to (≥) 20% weight loss at week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Week 68

  4. Change in Waist Circumference (cm)

    Change in waist circumference from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to date of last contact with trial site (week 75).

    Measured: Baseline (week 0) to week 68

  5. Change in Systolic Blood Pressure (mmHg)

    Change in systolic blood pressure from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to date of last contact with trial site (week 75).

    Measured: Baseline (week 0) to week 68

  6. Change in Short Form 36 (SF-36)

    SF-36 is a 36-item patient-reported survey of patient health that measures the participant's overall health-related quality of life (HRQoL). SF-36v2™ questionnaire measured eight domains of functional health and well-being as well as two component summary scores (physical component summary and mental component summary). In the metric of norm-based scores, 50 and 10 corresponds to the mean and standard deviation, respectively, for the 2009 US general population. Change from week 0 in the domain scores and component summary scores were evaluated at week 68. A positive change score indicates an improvement since baseline. These endpoints were evaluated based on the data from in-trial observation period which is the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  7. Change in Impact of Weight on Quality of Life-Lite for Clinical Trial (IWQoL-Lite for CT) Score

    IWQoL-Lite for CT is a modified version of an instrument designed to assess weight-related quality of life. It is used to assess the impact of body weight changes on patients' physical and psychosocial functioning in three composite scores (physical function, physical and psychosocial) and a total score. The scores range between 0-100 where higher scores indicate a better quality of life. A positive change score indicates an improvement since baseline. These endpoints were evaluated based on the data from in-trial observation period which is the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  8. Change in Body Weight (kg)

    Change in body weight from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  9. Change in Body Mass Index (BMI) (kg/m2)

    Change in body mass index from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  10. Change in HbA1C (%)

    Change in glycosylated haemoglobin (HbA1c) from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  11. Change in HbA1C (mmol/Mol)

    Change in HbA1c from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  12. Change in Fasting Plasma Glucose (FPG) (mg/dL)

    Change in fasting plasma glucose from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  13. Change in Fasting Serum Insulin (mIU/L) - Ratio to Baseline

    Change in fasting serum insulin from week 0 to week 68 is presented as ratio to baseline. Fasting serum insulin was measured in milli-international units per milliliter (mIU/mL). The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  14. Change in Diastolic Blood Pressure (mmHg)

    Change in diastolic blood pressure from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  15. Change in Total Cholesterol (mg/dL) - Ratio to Baseline

    Change in fasting total cholesterol from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  16. Change in High-density Lipoproteins (HDL) (mg/dL) - Ratio to Baseline

    Change in fasting HDL from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  17. Change in Low-density Lipoproteins (LDL) (mg/dL) - Ratio to Baseline

    Change in fasting LDL from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  18. Change in Very Low-density Lipoproteins (VLDL) (mg/dL) - Ratio to Baseline

    Change in fasting VLDL from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  19. Change in Free Fatty Acids (mg/dL) - Ratio to Baseline

    Change in fasting free fatty acids from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  20. Change in Triglycerides (mg/dL) - Ratio to Baseline

    Change in fasting triglycerides from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  21. Change in High Sensitivity C-Reactive Protein (hsCRP) - (mg/L) - Ratio to Baseline

    Change in high sensitivity C-reactive protein from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  22. Change in Plasminogen Activator Inhibitor-1 (PAI-1) Activity (AU/ml) - Ratio to Baseline

    Change in plasminogen activator inhibitor-1 activity from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  23. Change in Soluble Leptin Receptor (ng/mL) - Ratio to Baseline

    Change in soluble leptin receptor from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  24. Change in Leptin (ng/mL) - Ratio to Baseline

    Change in leptin from baseline (week 0) to week 68 is presented as ratio to baseline. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  25. Change in Body Composition (Total Fat Mass) (%)

    Change in body composition (total fat mass) from baseline (week 0) to week 68 is presented. Body composition was assessed using Dual Energy X-ray Absorpmetry (DEXA). The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  26. Change in Body Composition (Total Fat Mass) (kg)

    Change in body composition (total fat mass) from baseline (week 0) to week 68 is presented. Body composition was assessed using Dual Energy X-ray Absorpmetry (DEXA). The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  27. Change in Body Composition (Lean Body Mass) (%)

    Change in body composition (lean body mass) from baseline (week 0) to week 68 is presented. Body composition was assessed using DEXA. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  28. Change in Body Composition (Lean Body Mass) (kg)

    Change in body composition (lean body mass) from baseline (week 0) to week 68 is presented. Body composition was assessed using DEXA. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  29. Change in Body Composition (Visceral Fat Mass) (%)

    Change in body composition (visceral fat mass) from baseline (week 0) to week 68 is presented. Body composition was assessed using DEXA. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  30. Change in Body Composition (Visceral Fat Mass) (kg)

    Change in body composition (visceral fat mass) from baseline (week 0) to week 68 is presented. Body composition was assessed using DEXA. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  31. Change in Body Weight (%) - DEXA Subpopulation

    Change in body weight from baseline (week 0) to week 68 is presented in DEXA subpopulation. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  32. Change in Body Weight (kg) - DEXA Subpopulation

    Change in body weight from baseline (week 0) to week 68 is presented in DEXA subpopulation. The endpoint was evaluated based on the data from in-trial observation period. In-trial observation period: the uninterrupted time interval from start of randomization (week 0) to last trial-related subject-site contact (week 75).

    Measured: Baseline (week 0) to week 68

  33. Participants Who Achieve "Responder Definition Value" (Yes/no) for SF-36 Physical Functioning Score

    The observed number of participants experiencing a meaningful within participant improvement in SF-36 Physical function after 68 weeks was determined based on two different thresholds. The threshold of 4.3 is the default generic responder threshold defined in SF-36 manual for a general population. The threshold of 3.7 is specific for the population with overweight or obesity included in the study and calculated using patient global rating anchor questionnaires to reflect participants' own perspective based on FDA recommendations. In the reported data, "Yes" infers the number of participants who have achieved an improvement in score greater than or equal to the threshold and "No" infers number of participants who have not achieved an improvement in score greater than or equal to the threshold. The endpoint was evaluated based on the in-trial observation period which is the uninterrupted time interval from randomization (week 0) to last trial related subject-site contact (week 75).

    Measured: After week 68

  34. Participants Who Achieve "Responder Definition Value" (Yes/no) for IWQoL-Lite for CT Physical Function Domain (5-items) Score

    The observed number of participants experiencing a meaningful within participant improvement in IWQOL-Lite-CT physical function after 68 weeks was determined based on two different thresholds. The threshold of 20 was a preliminary responder threshold based on earlier studies. The threshold of 14.6 is specific for the population with overweight or obesity included in the study and calculated using patient global rating anchor questionnaires to reflect participants' own perspective based on FDA recommendations. In the reported data, "Yes" infers the number of participants who have achieved an improvement in score greater than or equal to the threshold and "No" infers the number of participants who have not achieved an improvement in score greater than or equal to the threshold. The endpoint was evaluated based on the in-trial observation period. In trial observation period: the uninterrupted time interval from randomization (week 0) to last trial related subject-site contact (week 75).

    Measured: After week 68

  35. Number of Treatment Emergent Adverse Events (TEAEs)

    An adverse event (AE) was defined as any unfavorable and unintended sign (including an abnormal laboratory finding), symptom or disease temporally associated with the use of a product, whether or not considered related to the product. All AEs mentioned here are treatment emergent adverse events (TEAE) defined as an event for which the onset of the event occurs in the on-treatment period. The endpoint was evaluated based on the data from on-treatment observation period. On-treatment observation period: includes all time intervals in which participants are considered to be on treatment from the first (week 0) to last trial product administration (week 68), including 7 weeks of follow-up. It excludes any period of temporary treatment interruption. Temporary treatment interruption is defined as more than 7 consecutive missed doses (off-treatment period).

    Measured: Baseline (week 0) to week 75

  36. Number of Serious Adverse Events (SAEs)

    A serious adverse event (SAE) is defined as any untoward medical occurrence that at any dose results in death, or is life-threatening, or requires inpatient hospitalization or causes prolongation of existing hospitalization results in persistent or significant disability/incapacity, or may have caused a congenital anomaly/birth defect, or requires intervention to prevent permanent impairment or damage. The SAEs occurred from week 0 to week 75 is presented. The endpoint was evaluated based on the data from on-treatment observation period. On-treatment observation period: includes all time intervals in which participants are considered to be on treatment from the first (week 0) to last trial product administration (week 68), including 7 weeks of follow-up. It excludes any period of temporary treatment interruption. Temporary treatment interruption is defined as more than 7 consecutive missed doses (off-treatment period).

    Measured: Baseline (week 0) to week 75

  37. Change in Pulse

    Change in pulse from baseline (week 0) to week 68 is presented. The endpoint was evaluated based on the data from on-treatment observation period. On-treatment observation period: includes all time intervals in which participants are considered to be on treatment from the first (week 0) to last trial product administration (week 68) including 2 weeks of follow-up. It excludes any period of temporary treatment interruption. Temporary treatment interruption is defined as more than 2 consecutive missed doses (off-treatment period).

    Measured: Baseline (week 0) to week 68

  38. Change in Amylase - Ratio to Baseline

    Change in amylase (measured as units per litre [U/L]) is presented as ratio to baseline. The endpoint was evaluated based on the data from on-treatment observation period. On-treatment observation period: includes all time intervals in which participants are considered to be on treatment from the first (week 0) to last trial product administration (week 68) including 2 weeks of follow-up. It excludes any period of temporary treatment interruption. Temporary treatment interruption is defined as more than 2 consecutive missed doses (off-treatment period).

    Measured: Baseline (week 0) to week 68

  39. Change in Lipase - Ratio to Baseline

    Change in lipase (measured as units per litre [U/L]) is presented as ratio to baseline. The endpoint was evaluated based on the data from on-treatment observation period. On-treatment observation period: includes all time intervals in which participants are considered to be on treatment from the first (week 0) to last trial product administration (week 68) including 2 weeks of follow-up. It excludes any period of temporary treatment interruption. Temporary treatment interruption is defined as more than 2 consecutive missed doses (off-treatment period).

    Measured: Baseline (week 0) to week 68

  40. Change in Calcitonin - Ratio to Baseline

    Change in calcitonin (measured as ng/L) is presented as ratio to baseline. The endpoint was evaluated based on the data from on-treatment observation period. On-treatment observation period: includes all time intervals in which participants are considered to be on treatment from the first (week 0) to last trial product administration (week 68) including 2 weeks of follow-up. It excludes any period of temporary treatment interruption. Temporary treatment interruption is defined as more than 2 consecutive missed doses (off-treatment period).

    Measured: Baseline (week 0) to week 68

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted7 Jun 2018
  2. Study start4 Jun 2018
  3. Primary completion30 Mar 2020
  4. Study completion5 Mar 2021

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
1,961 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03548935
Sponsor's protocol ID
NN9536-4373
Other IDs
U1111-1200-8053, 2017-003436-36, 2017
Acronym
STEP 1
Status last verified
Nov 2021
First submitted
25 May 2018
Last updated
19 Nov 2021
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Yes: According to the Novo Nordisk disclosure commitment on novonordisk-trials.com

Publications

  • Kushner RF, Calanna S, Davies M, Dicker D, Garvey WT, Goldman B, Lingvay I, Thomsen M, Wadden TA, Wharton S, Wilding JPH, Rubino D. Semaglutide 2.4 mg for the Treatment of Obesity: Key Elements of the STEP Trials 1 to 5. Obesity (Silver Spring). 2020 Jun;28(6):1050-1061. doi: 10.1002/oby.22794.

    PubMed 32441473
  • Wilding JPH, Batterham RL, Calanna S, Davies M, Van Gaal LF, Lingvay I, McGowan BM, Rosenstock J, Tran MTD, Wadden TA, Wharton S, Yokote K, Zeuthen N, Kushner RF; STEP 1 Study Group. Once-Weekly Semaglutide in Adults with Overweight or Obesity. N Engl J Med. 2021 Mar 18;384(11):989-1002. doi: 10.1056/NEJMoa2032183. Epub 2021 Feb 10.

    PubMed 33567185
  • Schattenberg JM, Gronbaek H, Kliers I, Ladelund S, Long MT, Nygard SB, Sanyal AJ, Davies MJ. Proteomic signatures reflect effects of semaglutide treatment for MASH. JHEP Rep. 2025 Jul 22;7(10):101521. doi: 10.1016/j.jhepr.2025.101521. eCollection 2025 Oct.

    PubMed 40980163
  • Kral P, Holst-Hansen T, Olivieri AV, Ivanescu C, Lamotte M, Larsen S. The Correlation Between Body Mass Index and Health-Related Quality of Life: Data from Two Weight Loss Intervention Studies. Adv Ther. 2024 Nov;41(11):4228-4247. doi: 10.1007/s12325-024-02932-8. Epub 2024 Sep 24.

    PubMed 39316288
  • Wadden TA, Brown GK, Egebjerg C, Frenkel O, Goldman B, Kushner RF, McGowan B, Overvad M, Fink-Jensen A. Psychiatric Safety of Semaglutide for Weight Management in People Without Known Major Psychopathology: Post Hoc Analysis of the STEP 1, 2, 3, and 5 Trials. JAMA Intern Med. 2024 Nov 1;184(11):1290-1300. doi: 10.1001/jamainternmed.2024.4346.

    PubMed 39226070
  • Rubino D, Bjorner JB, Rathor N, Sharma AM, von Huth Smith L, Wharton S, Wadden T, Zeuthen N, Kolotkin RL. Effect of semaglutide 2.4 mg on physical functioning and weight- and health-related quality of life in adults with overweight or obesity: Patient-reported outcomes from the STEP 1-4 trials. Diabetes Obes Metab. 2024 Jul;26(7):2945-2955. doi: 10.1111/dom.15620. Epub 2024 May 2.

    PubMed 38698650
  • McGowan BM, Houshmand-Oeregaard A, Laursen PN, Zeuthen N, Baker-Knight J. Impact of BMI and comorbidities on efficacy of once-weekly semaglutide: Post hoc analyses of the STEP 1 randomized trial. Obesity (Silver Spring). 2023 Apr;31(4):990-999. doi: 10.1002/oby.23732. Epub 2023 Mar 6.

    PubMed 36876594
  • Heerspink HJL, Apperloo E, Davies M, Dicker D, Kandler K, Rosenstock J, Sorrig R, Lawson J, Zeuthen N, Cherney D. Effects of Semaglutide on Albuminuria and Kidney Function in People With Overweight or Obesity With or Without Type 2 Diabetes: Exploratory Analysis From the STEP 1, 2, and 3 Trials. Diabetes Care. 2023 Apr 1;46(4):801-810. doi: 10.2337/dc22-1889.

    PubMed 36801984
  • Kosiborod MN, Bhatta M, Davies M, Deanfield JE, Garvey WT, Khalid U, Kushner R, Rubino DM, Zeuthen N, Verma S. Semaglutide improves cardiometabolic risk factors in adults with overweight or obesity: STEP 1 and 4 exploratory analyses. Diabetes Obes Metab. 2023 Feb;25(2):468-478. doi: 10.1111/dom.14890. Epub 2022 Oct 28.

    PubMed 36200477
  • Perreault L, Davies M, Frias JP, Laursen PN, Lingvay I, Machineni S, Varbo A, Wilding JPH, Wallenstein SOR, le Roux CW. Changes in Glucose Metabolism and Glycemic Status With Once-Weekly Subcutaneous Semaglutide 2.4 mg Among Participants With Prediabetes in the STEP Program. Diabetes Care. 2022 Oct 1;45(10):2396-2405. doi: 10.2337/dc21-1785.

    PubMed 35724304
  • Wilding JPH, Batterham RL, Davies M, Van Gaal LF, Kandler K, Konakli K, Lingvay I, McGowan BM, Oral TK, Rosenstock J, Wadden TA, Wharton S, Yokote K, Kushner RF; STEP 1 Study Group. Weight regain and cardiometabolic effects after withdrawal of semaglutide: The STEP 1 trial extension. Diabetes Obes Metab. 2022 Aug;24(8):1553-1564. doi: 10.1111/dom.14725. Epub 2022 May 19.

    PubMed 35441470
  • O'Neil PM, Birkenfeld AL, McGowan B, Mosenzon O, Pedersen SD, Wharton S, Carson CG, Jepsen CH, Kabisch M, Wilding JPH. Efficacy and safety of semaglutide compared with liraglutide and placebo for weight loss in patients with obesity: a randomised, double-blind, placebo and active controlled, dose-ranging, phase 2 trial. Lancet. 2018 Aug 25;392(10148):637-649. doi: 10.1016/S0140-6736(18)31773-2. Epub 2018 Aug 16.

    PubMed 30122305

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Semaglutide in people with Metabolism and Nutrition Disorder and Overweight or Obesity, run by Novo Nordisk A/S at 128 sites in 17 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 7 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 19 Nov 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 128 sites in United States, Germany, India, United Kingdom, Russia and 12 more countries. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 11 Aug 2021). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change in Body Weight (%) (time frame: Baseline (week 0) to week 68). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03548935, which also lists 12 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Nov 2021.

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