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Male Pattern of Hair Loss, Androgenic AlopeciaPhase 1NCT07038941

Phase I Clinical Trial of CG2001 in Chinese Adult Male Participants With Androgenetic Alopecia

A Phase 1 study testing CG2001 in people with Male Pattern of Hair Loss, Androgenic Alopecia and Androgenetic Alopecia (AGA), run by Beijing Dayspring Pharmaceutical Technology Co., Ltd at 1 site in China.

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 is testing CG2001, a new medicine that is applied as a light foam to the scalp and is being developed to treat male-pattern hair loss (androgenetic alopecia). The main goals are to find out: 1. Whether single and repeated daily doses of CG2001 are safe and well-tolerated 2. Read more about this study

Who is it for?
Ages 18 to 65 years, men onlyHealthy volunteers can take part
What is being tested?
CG2001
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
44 participants
Where
1 siteChina
Study dates
19 Mar 2024to 2 Jun 2024
Phase
Phase 1
Are there results?
None posted in the registry

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 to 65 years
  • Men only
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Participants must meet all of the following criteria to be included:
  • Voluntarily sign the informed consent form approved by the ethics committee before any research procedures begin;
  • Be able to understand and comply with the requirements of the protocol, and agree to cooperate in completing all research procedures for research visits;
  • Male, aged 18-65 years (including critical values);
  • Body mass index is 18-28 kg/m2 (including critical values), and weight must not be less than 50 kg;
  • Diagnosed with androgenic alopecia in accordance with the "Guidelines for the Diagnosis and Treatment of Androgenic Alopecia in Chinese" (2019), and manifested as frontal hairline recession or hair loss in the top scalp area, and meet the standards of grade III top type, grade IV and grade V of the Hamilton-Norwood classification;
  • Agree to use appropriate medical contraceptive methods to avoid pregnancy in female partners from the signing of the informed consent form until 28 days after the last dose.

Who cannot join

  • Participants who meet any of the following conditions are not eligible to participate in this study:
  • Allergic to minoxidil, finasteride or any component of the excipients, or allergic constitution;
  • Participants with any of the following conditions regarding past medical history, current medical history and treatment history of the skin (including the head skin) are not eligible to participate in this study; A. Participants who the investigator believes have scalp skin abnormalities or a history of scalp skin diseases that may interfere with the study evaluation; B. Participants with secondary alopecia such as malnutrition, drugs, endocrine (hypothyroidism or hyperthyroidism, hypoparathyroidism or hypopituitarism), iron deficiency anemia and systemic lupus erythematosus causing alopecia; C. Participants with alopecia areata, scarring alopecia or trichotillomania; D. Participants who have undergone hair transplantation, hair extensions, or need to wear a wig for a long time during the study treatment; E. Participants who have used systemic or topical corticosteroids or synthetic steroids for scalp within 3 months before screening; F. Participants who have received scalp radiation, phototherapy/laser, local injection of autologous platelet-rich plasma (PRP) or surgical treatment within 6 months before screening;
  • For other systemic past medical history, current medical history and treatment history, those with any of the following conditions cannot participate in this study:
  • Underwent major surgery 2 months before screening, or lost blood or donated blood > 500mL within 3 months before the first dose; B. Had a history of drug abuse; C. Used any drug that inhibits or induces liver drug metabolizing enzymes within 14 days before the first medication, or used any drug that inhibits or induces liver drug metabolizing enzymes and the last medication time was less than 5 half-lives of the drug, whichever is the longest; D. Used any prescription drugs, over-the-counter drugs, Chinese patent medicines, any herbal products and health products within 14 days before the first medication; E. Has a history of varicocele, sexual dysfunction or infertility; F. Participant with severe respiratory, digestive, urinary, immune, blood, endocrine, metabolic, neurological and psychiatric diseases in the past or currently, or poor disease control, which the investigators assess will significantly affect the safety and/or compliance of the participants in participating in this study; G. Participant with a history of malignant tumors but clinically cured for 5 years, or participant with completely resected carcinoma in situ, localized prostate cancer that has received radical treatment and has no disease recurrence, and completely resected basal cell or squamous cell skin cancer can participate in this study;
  • Regarding laboratory examinations, participant who meet any of the following criteria are excluded; A. Complete blood count: hemoglobin <9 g/dL, platelets <90×109/L, white blood cells <3.0×109/L; B. Liver function: alanine aminotransferase or aspartate aminotransferase or total bilirubin >2 times the upper limit of normal value; C. Renal function: eGFR <60 mL/min/1.73m2; or abnormal blood creatinine and determined by the investigators to be clinically significant.
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  • Infectious disease examination: participant with active hepatitis B (positive hepatitis B surface antigen and hepatitis B virus deoxyribonucleic acid HBV DNA ≥ upper limit of normal value), or positive hepatitis C virus antibody (HCV-Ab) and positive hepatitis C virus (HCV) RNA result, or positive Treponema pallidum antibody, or positive human immunodeficiency virus (HIV) antibody test result; E. 12-lead electrocardiogram examination: the average value of QT interval (QTcF) after QT interval correction using Fridericia formula, QTcF>450 ms; F. Any result of breath alcohol test and urine drug screening is positive.
  • Participated in other interventional drug clinical trials and received the trial drugs within 3 months before the start of the trial;
  • Difficulty in venous blood collection (such as needle phobia, blood phobia, etc.);
  • The researcher believes that there are any other reasons that make the participant unsuitable for participation in this study.

Trial locations and contacts

1 site in 1 country.

China1 site
  • Peking University People's Hospital

    Beijing

Other trials in China

About this study

Official title: A Randomized, Double-blind, Placebo-controlled Phase I Clinical Trial of Single and Multiple Doses of CG2001 in Chinese Adult Male Participants With Androgenetic Alopecia

This study is testing CG2001, a new medicine that is applied as a light foam to the scalp and is being developed to treat male-pattern hair loss (androgenetic alopecia). The main goals are to find out:

  1. Whether single and repeated daily doses of CG2001 are safe and well-tolerated
  2. How much of the drug, if any, enters the bloodstream (pharmacokinetics)
Being tested
CG2001, Placebo foam
Keywords
minoxidil, finasteride
Medical subject headings
Alopecia

What participants receive

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

  • CG2001Drug

    combination of minoxidil and finasteride

  • Placebo foamDrug

    Placebo foam

Study groups in NCT07038941
Study groupRoleWhat they receive
Arm 1Experimental5% minoxidil and 0.025% finasteride, 1 gram Only once on Day 1
Receives: Drug: CG2001
Arm 2Experimental5% minoxidil and 0.05% finasteride, 1 gram Once a day from Day 1 to Day 7
Receives: Drug: CG2001
Arm 3Experimental5% minoxidil and 0.075% finasteride, 1 gram Once a day from Day 1 to Day 7
Receives: Drug: CG2001
Arm 4Experimental5% minoxidil and 0.1% finasteride, 1 gram Once a day from Day 1 to Day 7
Receives: Drug: CG2001
Arm 5Experimental5% minoxidil and 0.1% finasteride, 1 gram Once a day on Day 1, twice daily on Day 2 to Day 6, once a day on Day 7
Receives: Drug: CG2001
Arm 6Placebo comparatorPlacebo foam, 1 gram Once a day from Day 1 to Day 7
Receives: Drug: Placebo foam
Arm 7Placebo comparatorPlacebo foam, 1 gram Once a day on Day 1, twice daily on Day 2 to Day 6, once a day on Day 7
Receives: Drug: Placebo foam

What is being measured

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

  1. Safety and tolerability

    Incidence and severity of adverse events, vital signs, physical examination, laboratory tests, electrocardiogram, etc.

    Measured: From baseline to 4 days post last administration

Secondary outcomes (15)
  1. Single dose: Area under the plasma concentration versus time curve

    Measured: Within 1 hour before and 24 hours after intervention administration

  2. Single dose: Peak Plasma Concentration

    Measured: Within 1 hour before and 24 hours after intervention administration

  3. Single dose: Time to first peak drug concentration

    Measured: Within 1 hour before and 24 hours after intervention administration

  4. Single dose: Terminal elimination half-life

    Measured: Within 1 hour before and 24 hours after intervention administration

  5. Single dose: Volume of Distribution

    Measured: Within 1 hour before and 24 hours after intervention administration

  6. Single dose: Clearance rate

    Measured: Within 1 hour before and 24 hours after intervention administration

  7. Single dose: Elimination rate

    Measured: Within 1 hour before and 24 hours after intervention administration

  8. Multiple dose: Area under the plasma drug concentration versus time curve at steady state

    Measured: Within 1 hour before and 24 hours after intervention administration

  9. Multiple dose: Peak Plasma Concentration;

    Measured: Within 1 hour before and 24 hours after intervention administration

  10. Multiple dose: Trough Plasma Concentration

    Measured: Within 1 hour before and 24 hours after intervention administration

  11. Multiple dose: Accumulation index

    Measured: Within 1 hour before and 24 hours after intervention administration

  12. Multiple dose: Average steady-state plasma drug concentration

    Measured: Within 1 hour before and 24 hours after intervention administration

  13. Multiple dose: Apparent volume of distribution at steady state

    Measured: Within 1 hour before and 24 hours after intervention administration

  14. Multiple dose: Apparent clearance rate at steady state

    Measured: Within 1 hour before and 24 hours after intervention administration

  15. Multiple dose: Half-life at steady state

    Measured: Within 1 hour before and 24 hours after intervention administration

Timeline

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

  1. First posted26 Jun 2025
  2. Study start19 Mar 2024
  3. Primary completion2 Jun 2024
  4. Study completion2 Jun 2024

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 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
44 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT07038941
Sponsor's protocol ID
CG2001-C-1
Status last verified
Jun 2025
First submitted
17 Jun 2025
Last updated
26 Jun 2025
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing CG2001 in people with Male Pattern of Hair Loss, Androgenic Alopecia and Androgenetic Alopecia (AGA), run by Beijing Dayspring Pharmaceutical Technology Co., Ltd at 1 site in China.

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 10 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 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Safety and tolerability (time frame: From baseline to 4 days post last administration). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 2025.

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