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Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Efficacy of HST 001 in Male Pattern Hair Loss

ClinicalTrials.gov ID: NCT04435847

Public ClinicalTrials.gov record NCT04435847. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 21, 2026, 4:45 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Phase 1b, Double-Blind, Placebo-controlled Study of Safety and Efficacy of HST 001 in Male Subjects With Male Pattern Hair Loss

Study identification

NCT ID
NCT04435847
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Histogen
Industry
Enrollment
36 participants

Conditions and interventions

Interventions

  • HST 001 Biological
  • Phosphate Buffered Saline Other

Biological · Other

Eligibility (public fields only)

Age range
25 Years to 55 Years
Sex
Male
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 25, 2020
Primary completion
Nov 10, 2020
Completion
Jan 19, 2021
Last update posted
Mar 18, 2021

2020 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
California Dermatology & Clinical Research Institute Encinitas California 92024

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04435847, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Mar 18, 2021 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04435847 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →