Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 28, 2026, 2:11 AM EDT

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Showing 25–27 of 3 matching trials from the live ClinicalTrials.gov search.
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Conditions
Healthy Females
Interventions
PF-06651600, Ethinyl estradiol (EE) and levonogestrel (LN)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
2
States / cities
Coral Gables, Florida • Miami, Florida
Conditions
Alopecia Areata
Interventions
PF-06651600, PF-06700841, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
39
States / cities
Birmingham, Alabama • Santa Ana, California • Santa Monica, California + 15 more
Conditions
Alopecia Areata
Interventions
PF-06651600, Tetanus and diphtheria toxoids and acellular pertussis (Tdap) vaccine, Meningococcal (groups A, C, W-135 and Y [ACWY]) oligosaccharide diphtheria CRM197 conjugate vaccine
Drug · Biological
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
1,057 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
47
States / cities
Birmingham, Alabama • Beverly Hills, California • Irvine, California + 28 more