Heterozygous Familial HypercholesterolemiaPhase 3SPIRE-FHNCT01968980
A 52 Week Study To Assess The Use Of Bococizumab (PF-04950615; RN316) In Subjects With Heterozygous Familial Hypercholesterolemia
A Phase 3 study testing Bococizumab (PF-04950615;RN316) in people with Heterozygous Familial Hypercholesterolemia, run by Pfizer at 88 sites in 11 countries.
Trial summary
This is a multicenter, randomized study in subjects with heterozygous familial hypercholesterolemia receiving highly effective statins to assess the safety, efficacy and tolerability of Bococizumab (PF-04950615; RN316) to lower LDL-C. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Heterozygous Familial Hypercholesterolemia
- What is being tested?
- Bococizumab (PF-04950615;RN316)
- Type of treatment
- Injection or infusion
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 370 participants
- Where
- 88 sitesin 11 countries
- Study dates
- 23 Oct 2013to 15 Apr 2016
- 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
- Treated with a statin.
- Fasting LDL-C > 70 mg/dL and triglyceride <=400 mg/dL.
- High or very high risk of incurring a cardiovascular event.
- Heterozygous familial hypercholesterolemia.
Who cannot join
- Pregnant or breastfeeding females.
- Cardiovascular or cerebrovascular event of procedures during the past 30 days.
- Congestive heart failure NYHA class IV.
- Poorly controlled hypertension.
Trial locations and contacts
88 sites in 11 countries.
88 sites in 11 countries
United States22 sites
Burke Internal Medicine & Research
Burke, Virginia, 22015
The University of North Carolina at Chapel Hill Center for Heart & Vascular Care
Chapel Hill, North Carolina, 27599-7075
The University of North Carolina Hospitals - Clinical and Translational Research Center Clinic
Chapel Hill, North Carolina, 27599-7600
Metabolic and Atherosclerosis Research Center
Cincinnati, Ohio, 45227
Galenos Research
Dallas, Texas, 75251
UT Southwestern Medical Center
Dallas, Texas, 75390
Focus Clinical Research, LLC
Draper, Utah, 84020
OnSite Clinical Solutions, LLC
Gaffney, South Carolina, 29340
Hartford Hospital, JB704
Hartford, Connecticut, 06102
Best Quality Research, Inc.
Hialeah, Florida, 33016
Pioneer Research Solutions, Inc.
Houston, Texas, 77099
Om Medical
Las Vegas, Nevada, 89119
IMD Medical Group
Los Angeles, California, 90020
Medical Research Center
Miami, Florida, 33144
Premier Research Associate, Inc
Miami, Florida, 33165
Columbus Clinical Services, LLC
Miami, Florida, 33174
NewPhase Clinical Trials, Corp.
Miami Beach, Florida, 33140
Oklahoma Heart Hospital Physicians
Oklahoma City, Oklahoma, 73120
Oklahoma Heart Hospital Research Foundation
Oklahoma City, Oklahoma, 73120
Oklahoma Heart Hospital
Oklahoma City, Oklahoma, 73120
Thomas Jefferson University
Philadelphia, Pennsylvania, 19107
Pioneer Research Solutions, Inc.
Sugar Land, Texas, 77479
South Africa11 sites
Tiervlei Trial Centre, Karl Bremer Hospital
Bellville, Cape Town, Western Cape, 7530
IATROS International
Bloemfontein, Free State, 9301
Unitas hospital
Centurion, Gauteng, 0157
Chelmsford Medical Centre 3
Durban, KwaZulu-Natal, 4001
Midrand Medical Centre
Halfway House, Gauteng, 1685
TREAD Research cc.
Parow, Cape Town, Western Cape, 7500
Medipark Centre for Clinical Research
Pretoria, Gauteng, 0158
Jongaie Research
Pretoria, Gauteng, 0183
Synexus Watermeyer Clinical Research Centre
Pretoria, Gauteng, 0184
Roodepoort Medicross Clinical Research Centre
Roodepoort, Gauteng, 1724
Synexus Helderberg Clinical Research Centre
Somerset West, Western Cape, 7130
Spain10 sites
Hospital Clinic
Barcelona, 08036
Hospital Universitario Reina Sofia
Córdoba, 14004
Hospital Universitario de Bellvitge
L'Hospitalet de Llobregat, Barcelona, 08907
Hospital General Universitario Gregorio Maranon
Madrid, 28007
Fundacion Jimenez Diaz; Servicio de Medicina Interna
Madrid, 28040
Hospital Clinico San Carlos; U. de Lipidos; Medicina Interna III
Madrid, 28040
Hospital Universitario Sant Joan de Reus
Reus, Tarragona, 43204
Hospital Clinico Universitario, Santiago de Compostela
Santiago de Compostela, Galicia, 15706
Hospital Universitario Virgen del Rocio
Seville, 41013
Hospital Clinico Universitario Miguel Servet; Medicina Interna
Zaragoza, 50009
Canada9 sites
Ecogene-21
Chicoutimi, Quebec, G7H 7K9
Montreal Heart Institute
Montreal, Quebec, H1T 1C8
Institut de Recherches Cliniques de Montreal
Montreal, Quebec, H2W 1R7
University of Ottawa Heart Institute
Ottawa, Ontario, K1Y 4W7
Clinique des maladies lipidiques de Quebec Inc
Québec, Quebec, G1V 4W2
Health Sciences Centre
St. John's, Newfoundland and Labrador, A1B 3V6
St. Paul's Hospital, Healthy Heart
Vancouver, British Columbia, V6Z 1Y6
Discovery Clinical Services Ltd.
Victoria, British Columbia, V8T 5G4
Asper Clinical Research Institute
Winnipeg, Manitoba, R2H 2A6
Netherlands9 sites
Academic Medical Center
Amsterdam, 1105 AZ
Amphia Hospital
Breda, 4818 CK
Deventer Ziekenhuis
Deventer, 7416 SE
Admiraal de Ruyter ziekenhuis
Goes, Zeeland, 4462 RA
St. Franciscus Gasthuis
Rotterdam, South Holland, 3045 PM
Rotterdam Research Institute
Rotterdam, 3039 BD
Albert Schweitzer Hospital
Sliedrecht, 3361 XV
Hagaziekenhuis
The Hague, 2545 CH
UMC Utrecht
Utrecht, 3584 CX
United Kingdom8 sites
Heart of England NHS Foundation Trust
Birmingham, West Midlands, B9 5SS
Burton Hospitals NHS Foundation Trust
Burton-on-Trent, Staffordshire, DE13 0RB
Royal Free London NHS Foundation Trust
London, NW3 2QG
Clinical Trials Pharmacy, 4th Floor Inpatient Pharmacy
Manchester, Greater Manchester, M13 9WL
Central Manchester University Hospitals NHS Foundation Trust
Manchester, M13 9WL
Pennine Acute Hospitals NHS Trust
Oldham, Greater Manchester, OL1 2JH
Peterborough and Stamford Hospitals NHS Foundation Trust
Peterborough, PE3 9GZ
East and North Hertfordshire NHS Trust
Stevenage, Hertfordshire, SG1 4AB
Finland6 sites
Helsinki Central University Hospital
Helsinki, 00014
Pohjois-Karjala Projekti Saatio/Ita-Suomen
Joensuu, 80100
Pohjois-Karjala Projekti Saatio
Joensuu, 80100
Laakarikeskus Aava Kerava/Aava Kerava Medical Center
Kerava, 04200
Oulu University Hospital
Oulu, 90220
Division of Medicine Turku University Hospital
Turku, 20520
Bulgaria4 sites
SHAT in Cardiology EAD
Pleven, 5800
UMHAT "Sveti Georgi" EAD, Clinic of Cardiology
Plovdiv, 4002
Second MHAT - Sofia EAD
Sofia, 1202
MHAT "Sveta Anna", Clinic of Internal Diseases
Sofia, 1709
Italy4 sites
Azienda Ospedaliero Universitaria "Federico II" di Napoli
Naples, 80131
Policlinico "Paolo Giaccone"
Palermo, PA, 90127
Ospedale "Santa Maria della Misericordia"
Perugia, PG, 06156
Ospedale di Circolo e Fondazione Macchi
Varese, VA, 21100
Poland3 sites
NZOZ Vitamed
Bydgoszcz, 85-079
NZOZ Centrum Zdrowia i Profilaktyki Dabie Sp zo.o.
Krakow, 31-567
NZOZ Przychodnia Specjalistyczna Andrzej Wittek Henryk Rudzki S.C
Ruda Śląska, 41-709
Norway2 sites
Oslo Universitetssykehus HF
Oslo, 0373
Oslo Universitetssykehus HF, Ulleval
Oslo, 0450
About this study
Official title: A 52 Week, Phase 3 Double-blind, Randomized, Placebo-controlled, Parallel-group Study To Assess The Efficacy, Safety And Tolerability Of Pf-04950615 In Subjects With Heterozygous Familial Hypercholesterolemia
This is a multicenter, randomized study in subjects with heterozygous familial hypercholesterolemia receiving highly effective statins to assess the safety, efficacy and tolerability of Bococizumab (PF-04950615; RN316) to lower LDL-C.
- Being tested
- Bococizumab (PF-04950615;RN316), Placebo
- Keywords
- High Risk of cardiovascular events, Heterozygous familial hypercholesterolemia
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Bococizumab (PF-04950615;RN316)Drug
150 mg every 2 weeks, subcutaneous injection, 12 months
PlaceboOther
subcutaneous injection every 2 weeks for 12 months
| Study group | Role | What they receive |
|---|---|---|
| Bococizumab (PF-04950615;RN316) | Experimental | Bococizumab (PF-04950615;RN316) Receives: Drug: Bococizumab (PF-04950615;RN316) |
| Placebo | Placebo comparator | Not described Receives: Other: Placebo |
What is being measured
The primary outcome is the main question the study is designed to answer.
Percent Change From Baseline in Low Density Lipoprotein Cholesterol (LDL-C) at Week 12
Measured: Baseline, Week 12
Secondary outcomes (28)
Percent Change From Baseline in Total Cholesterol (TC) at Week 12
Measured: Baseline, Week 12
Percent Change From Baseline in Non High Density Lipoprotein Cholesterol (Non HDL-C) at Week 12
Measured: Baseline, Week 12
Percent Change From Baseline in Apolipoprotein B (ApoB) at Week 12
Measured: Baseline, Week 12
Percent Change From Baseline in Lipoprotein (a) at Week 12
Measured: Baseline, Week 12
Percent Change From Baseline in High Density Lipoprotein Cholesterol (HDL-C) at Week 12
Measured: Baseline, Week 12
Percent Change From Baseline in Low Density Lipoprotein Cholesterol (LDL-C) at Week 24 and 52
Measured: Baseline, Week 24, 52
Percent Change From Baseline in Total Cholesterol (TC) at Week 24 and 52
Measured: Baseline, Week 24, 52
Percent Change From Baseline in Non High Density Lipoprotein Cholesterol (Non HDL-C) at Week 24 and 52
Measured: Baseline, Week 24, 52
Percent Change From Baseline in Apolipoprotein B (ApoB) at Week 24 and 52
Measured: Baseline, Week 24, 52
Percent Change From Baseline in Lipoprotein (a) at Week 24 and 52
Measured: Baseline, Week 24, 52
Percent Change From Baseline in High Density Lipoprotein Cholesterol (HDL-C) at Week 24 and 52
Measured: Baseline, Week 24, 52
Percent Change From Baseline in Triglycerides (TG) at Week 12, 24 and 52
Measured: Baseline, Week 12, 24, 52
Percent Change From Baseline in Apolipoprotein A-I (ApoA-I) at Week 12, 24 and 52
Measured: Baseline, Week 12, 24, 52
Percent Change From Baseline in Apolipoprotein A-II (ApoA-II) at Week 12, 24 and 52
Measured: Baseline, Week 12, 24, 52
Percent Change From Baseline in Very Low Density Lipoprotein Cholesterol (VLDL-C) at Week 12, 24 and 52
Measured: Baseline, Week 12, 24, 52
Absolute Change From Baseline in Low Density Lipoprotein (LDL-C) at Week 12
Measured: Baseline, Week 12
Absolute Change From Baseline in Total Cholesterol (TC) at Week 12
Measured: Baseline, Week 12
Absolute Change From Baseline in Non- High Density Lipoprotein Cholesterol (Non HDL-C) at Week 12
Measured: Baseline, Week 12
Absolute Change From Baseline in Apolipoprotein B (ApoB) at Week 12
Measured: Baseline, Week 12
Absolute Change From Baseline in Lipoprotein (a) at Week 12
Measured: Baseline, Week 12
Absolute Change From Baseline in High Density Lipoprotein Cholesterol (HDL-C) at Week 12
Measured: Baseline, Week 12
Absolute Change From Baseline in Ratio of Total Cholesterol to High Density Lipoprotein Cholesterol (TC/HDL-C Ratio) at Week 12, 24 and 52
Measured: Baseline, Week 12, 24, 52
Absolute Change From Baseline in Ratio of Apolipoprotein B to Apolipoprotein A-I (ApoB/ApoA-I Ratio) at Week 12, 24 and 52
Measured: Baseline, Week 12, 24, 52
Percentage of Participants Achieving Low Density Lipoprotein Cholesterol (LDL-C) Level Less Than or Equal to (<=) 100 Milligram Per Deciliter (2.59 Millimoles Per Liter) at Week 12, 24 and 52
Measured: Week 12, 24, 52
Percentage of Participants Achieving Low Density Lipoprotein Cholesterol (LDL-C) Level Less Than or Equal to (<=) 70 Milligram Per Deciliter (1.81 Millimoles Per Liter) at Week 12, 24 and 52
Measured: Week 12, 24, 52
Plasma PF-04950615 Concentrations at Week 12, 24 and 52
Measured: Week 12, 24, 52
Number of Participants With Adverse Events Related to Type 1 or 3 Hypersensitivity Reactions and Injection Site Reactions
Type 1 hypersensitivity or allergic reactions were possible in response to any injected protein and included shortness of breath, urticaria, anaphylaxis and angioedema. Type 3 hypersensitivity reactions were similar to Type 1 hypersensitivity reactions but were likely to be delayed from the time of injection and included symptoms such as rash, urticaria, polyarthritis, myalgia, polysynovitis, fever and if severe then included glomerulonephritis as well. Injection site reaction is a reaction at the site of the subcutaneous injection and characterized by the symptoms of erythema, swelling, tenderness and warmth. Participants with any of the above type 1 or type 3 hypersensitivity reactions and participants with any of the above injection site reactions were reported in this outcome measure.
Measured: Baseline up to the end of study (up to 58 weeks)
Percentage of Participants With Positive Anti-Drug Antibodies (ADA) and Neutralizing Antibodies (nAb)
Percentage of participants with at least 1 positive ADA titer or 1 positive nAb titer were reported in this outcome measure. ADA titer greater than or equal to (>=) 6.23 were considered as ADA positive and nAb titer level >=1.58 were considered as nAb positive.
Measured: Baseline up to the end of study (up to 58 weeks)
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted24 Oct 2013 (estimated)
- Study start23 Oct 2013
- Primary completion15 Apr 2016
- Study completion15 Apr 2016
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (5)Papers the sponsor has linked to this study.
- Other trials for Heterozygous Familial HypercholesterolemiaStudies of the same condition, open and under way.
- More trials run by PfizerThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
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
- 370 participants (actual)
Sponsor and investigators
- Lead sponsor
- Pfizer
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- Pfizer CT.gov Call Center, Study director, Pfizer
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01968980
- Sponsor's protocol ID
- B1481021
- Other IDs
- 2013-002644-87, SPIRE-HF
- Acronym
- SPIRE-FH
- Status last verified
- May 2017
- First submitted
- 21 Oct 2013
- Last updated
- 26 Jun 2017
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
Publications
Wang EQ, Kaila N, Plowchalk D, Gibiansky L, Yunis C, Sweeney K. Population PK/PD modeling of low-density lipoprotein cholesterol response in hypercholesterolemic participants following administration of bococizumab, a potent anti-PCSK9 monoclonal antibody. CPT Pharmacometrics Syst Pharmacol. 2023 Dec;12(12):2013-2026. doi: 10.1002/psp4.13050. Epub 2023 Nov 22.
PubMed 37994400McCush F, Wang E, Yunis C, Schwartz P, Baltrukonis D. Anti-drug Antibody Magnitude and Clinical Relevance Using Signal to Noise (S/N): Bococizumab Case Study. AAPS J. 2023 Sep 2;25(5):85. doi: 10.1208/s12248-023-00846-x.
PubMed 37658997Chasman DI, Hyde CL, Giulianini F, Danning RD, Wang EQ, Hickling T, Ridker PM, Loomis AK. Genome-wide pharmacogenetics of anti-drug antibody response to bococizumab highlights key residues in HLA DRB1 and DQB1. Sci Rep. 2022 Mar 11;12(1):4266. doi: 10.1038/s41598-022-07997-5.
PubMed 35277540Ridker PM, Rose LM, Kastelein JJP, Santos RD, Wei C, Revkin J, Yunis C, Tardif JC, Shear CL; Studies of PCSK9 Inhibition and the Reduction of vascular Events (SPIRE) Investigators. Cardiovascular event reduction with PCSK9 inhibition among 1578 patients with familial hypercholesterolemia: Results from the SPIRE randomized trials of bococizumab. J Clin Lipidol. 2018 Jul-Aug;12(4):958-965. doi: 10.1016/j.jacl.2018.03.088. Epub 2018 Apr 3.
PubMed 29685591Ridker PM, Tardif JC, Amarenco P, Duggan W, Glynn RJ, Jukema JW, Kastelein JJP, Kim AM, Koenig W, Nissen S, Revkin J, Rose LM, Santos RD, Schwartz PF, Shear CL, Yunis C; SPIRE Investigators. Lipid-Reduction Variability and Antidrug-Antibody Formation with Bococizumab. N Engl J Med. 2017 Apr 20;376(16):1517-1526. doi: 10.1056/NEJMoa1614062. Epub 2017 Mar 17.
PubMed 28304227
Study at a glance
From the registry record, last updated by the sponsor on 26 Jun 2017. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A 52 Week, Phase 3 Double-blind, Randomized, Placebo-controlled, Parallel-group Study To Assess The Efficacy, Safety And Tolerability Of Pf-04950615 In Subjects With Heterozygous Familial Hypercholesterolemia
- ClinicalTrials.gov ID
- NCT01968980
- Acronym / sponsor ID
- SPIRE-FH / B1481021
- Keywords
- High Risk of cardiovascular events, Heterozygous familial hypercholesterolemia
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 370 participants (actual)
- Lead sponsor
- PfizerIndustry (pharma, biotech, devices)
- Study start
- 23 Oct 2013 (actual)
- Primary completion
- 15 Apr 2016 (actual)
- Study completion
- 15 Apr 2016 (actual)
- First posted
- 24 Oct 2013 (estimated)
- Results
- Posted 19 May 2017
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This is a multicenter, randomized study in subjects with heterozygous familial hypercholesterolemia receiving highly effective statins to assess the safety, efficacy and tolerability of Bococizumab (PF-04950615; RN316) to lower LDL-C.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind (participant, care provider, investigator, outcomes assessor)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Bococizumab (PF-04950615;RN316) | Experimental | Drug: Bococizumab (PF-04950615;RN316)Bococizumab (PF-04950615;RN316) |
| Placebo | Placebo comparator | Other: Placebo |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (4 listed)
- Treated with a statin.
- Fasting LDL-C > 70 mg/dL and triglyceride <=400 mg/dL.
- High or very high risk of incurring a cardiovascular event.
- Heterozygous familial hypercholesterolemia.
Key exclusion criteria (4 listed)
- Pregnant or breastfeeding females.
- Cardiovascular or cerebrovascular event of procedures during the past 30 days.
- Congestive heart failure NYHA class IV.
- Poorly controlled hypertension.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Bococizumab (PF-04950615;RN316)150 mg every 2 weeks, subcutaneous injection, 12 months | Drug | Bococizumab (PF-04950615;RN316) |
| Placebosubcutaneous injection every 2 weeks for 12 months | Other | Placebo |
Primary outcome
Percent Change From Baseline in Low Density Lipoprotein Cholesterol (LDL-C) at Week 12
Time frame: Baseline, Week 12
28 secondary outcomes
Percent Change From Baseline in Total Cholesterol (TC) at Week 12
Time frame: Baseline, Week 12
Percent Change From Baseline in Non High Density Lipoprotein Cholesterol (Non HDL-C) at Week 12
Time frame: Baseline, Week 12
Percent Change From Baseline in Apolipoprotein B (ApoB) at Week 12
Time frame: Baseline, Week 12
Percent Change From Baseline in Lipoprotein (a) at Week 12
Time frame: Baseline, Week 12
Percent Change From Baseline in High Density Lipoprotein Cholesterol (HDL-C) at Week 12
Time frame: Baseline, Week 12
Percent Change From Baseline in Low Density Lipoprotein Cholesterol (LDL-C) at Week 24 and 52
Time frame: Baseline, Week 24, 52
Percent Change From Baseline in Total Cholesterol (TC) at Week 24 and 52
Time frame: Baseline, Week 24, 52
Percent Change From Baseline in Non High Density Lipoprotein Cholesterol (Non HDL-C) at Week 24 and 52
Time frame: Baseline, Week 24, 52
Percent Change From Baseline in Apolipoprotein B (ApoB) at Week 24 and 52
Time frame: Baseline, Week 24, 52
Percent Change From Baseline in Lipoprotein (a) at Week 24 and 52
Time frame: Baseline, Week 24, 52
Percent Change From Baseline in High Density Lipoprotein Cholesterol (HDL-C) at Week 24 and 52
Time frame: Baseline, Week 24, 52
Percent Change From Baseline in Triglycerides (TG) at Week 12, 24 and 52
Time frame: Baseline, Week 12, 24, 52
Percent Change From Baseline in Apolipoprotein A-I (ApoA-I) at Week 12, 24 and 52
Time frame: Baseline, Week 12, 24, 52
Percent Change From Baseline in Apolipoprotein A-II (ApoA-II) at Week 12, 24 and 52
Time frame: Baseline, Week 12, 24, 52
Percent Change From Baseline in Very Low Density Lipoprotein Cholesterol (VLDL-C) at Week 12, 24 and 52
Time frame: Baseline, Week 12, 24, 52
Absolute Change From Baseline in Low Density Lipoprotein (LDL-C) at Week 12
Time frame: Baseline, Week 12
Absolute Change From Baseline in Total Cholesterol (TC) at Week 12
Time frame: Baseline, Week 12
Absolute Change From Baseline in Non- High Density Lipoprotein Cholesterol (Non HDL-C) at Week 12
Time frame: Baseline, Week 12
Absolute Change From Baseline in Apolipoprotein B (ApoB) at Week 12
Time frame: Baseline, Week 12
Absolute Change From Baseline in Lipoprotein (a) at Week 12
Time frame: Baseline, Week 12
Absolute Change From Baseline in High Density Lipoprotein Cholesterol (HDL-C) at Week 12
Time frame: Baseline, Week 12
Absolute Change From Baseline in Ratio of Total Cholesterol to High Density Lipoprotein Cholesterol (TC/HDL-C Ratio) at Week 12, 24 and 52
Time frame: Baseline, Week 12, 24, 52
Absolute Change From Baseline in Ratio of Apolipoprotein B to Apolipoprotein A-I (ApoB/ApoA-I Ratio) at Week 12, 24 and 52
Time frame: Baseline, Week 12, 24, 52
Percentage of Participants Achieving Low Density Lipoprotein Cholesterol (LDL-C) Level Less Than or Equal to (<=) 100 Milligram Per Deciliter (2.59 Millimoles Per Liter) at Week 12, 24 and 52
Time frame: Week 12, 24, 52
Percentage of Participants Achieving Low Density Lipoprotein Cholesterol (LDL-C) Level Less Than or Equal to (<=) 70 Milligram Per Deciliter (1.81 Millimoles Per Liter) at Week 12, 24 and 52
Time frame: Week 12, 24, 52
Plasma PF-04950615 Concentrations at Week 12, 24 and 52
Time frame: Week 12, 24, 52
Number of Participants With Adverse Events Related to Type 1 or 3 Hypersensitivity Reactions and Injection Site Reactions
Time frame: Baseline up to the end of study (up to 58 weeks)
Percentage of Participants With Positive Anti-Drug Antibodies (ADA) and Neutralizing Antibodies (nAb)
Time frame: Baseline up to the end of study (up to 58 weeks)
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 26 Jun 2017.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Derived from this study: PubMed 37994400Wang EQ, Kaila N, Plowchalk D, Gibiansky L, Yunis C, Sweeney K. Population PK/PD modeling of low-density lipoprotein cholesterol response in hypercholesterolemic participants following administration of bococizumab, a potent anti-PCSK9 monoclonal antibody. CPT Pharmacometrics Syst Pharmacol. 2023 Dec;12(12):2013-2026. doi: 10.1002/psp4.13050. Epub 2023 Nov 22.
- Derived from this study: PubMed 37658997McCush F, Wang E, Yunis C, Schwartz P, Baltrukonis D. Anti-drug Antibody Magnitude and Clinical Relevance Using Signal to Noise (S/N): Bococizumab Case Study. AAPS J. 2023 Sep 2;25(5):85. doi: 10.1208/s12248-023-00846-x.
- Derived from this study: PubMed 35277540Chasman DI, Hyde CL, Giulianini F, Danning RD, Wang EQ, Hickling T, Ridker PM, Loomis AK. Genome-wide pharmacogenetics of anti-drug antibody response to bococizumab highlights key residues in HLA DRB1 and DQB1. Sci Rep. 2022 Mar 11;12(1):4266. doi: 10.1038/s41598-022-07997-5.
- Derived from this study: PubMed 29685591Ridker PM, Rose LM, Kastelein JJP, Santos RD, Wei C, Revkin J, Yunis C, Tardif JC, Shear CL; Studies of PCSK9 Inhibition and the Reduction of vascular Events (SPIRE) Investigators. Cardiovascular event reduction with PCSK9 inhibition among 1578 patients with familial hypercholesterolemia: Results from the SPIRE randomized trials of bococizumab. J Clin Lipidol. 2018 Jul-Aug;12(4):958-965. doi: 10.1016/j.jacl.2018.03.088. Epub 2018 Apr 3.
- Derived from this study: PubMed 28304227Ridker PM, Tardif JC, Amarenco P, Duggan W, Glynn RJ, Jukema JW, Kastelein JJP, Kim AM, Koenig W, Nissen S, Revkin J, Rose LM, Santos RD, Schwartz PF, Shear CL, Yunis C; SPIRE Investigators. Lipid-Reduction Variability and Antidrug-Antibody Formation with Bococizumab. N Engl J Med. 2017 Apr 20;376(16):1517-1526. doi: 10.1056/NEJMoa1614062. Epub 2017 Mar 17.
- To obtain contact information for a study center near you, click here.Link provided by the sponsor.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Pfizer CT.gov Call Center study director
Pfizer
88 sites in 11 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing Bococizumab (PF-04950615;RN316) in people with Heterozygous Familial Hypercholesterolemia, run by Pfizer at 88 sites in 11 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 4 inclusion and 4 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 26 Jun 2017. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 88 sites in United States, South Africa, Spain, Canada, Netherlands and 6 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 19 May 2017). 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?
Percent Change From Baseline in Low Density Lipoprotein Cholesterol (LDL-C) at Week 12 (time frame: Baseline, Week 12). 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 NCT01968980, which also lists 5 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 26 Jun 2017; AzTrials last refreshed its copy on 6 Nov 2026.