Clinical trial Recruiting at 41 sites Phase 2 Interventional Ages 18 to 64

A medicine for eczema: see if PF-08049820 helps adults with moderate to severe atopic dermatitis

Official title: A PHASE 2, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED, DOSE-RANGING STUDY TO EVALUATE THE EFFICACY AND SAFETY OF PF-08049820 IN ADULT PARTICIPANTS WITH MODERATE TO SEVERE ATOPIC DERMATITIS

Run by Pfizer · NCT07216027 · Data updated 2026-11-12

This study tests whether PF-08049820, taken as a daily pill, can safely help adults with moderate to severe eczema compared to a placebo.

More Atopic Dermatitis trials

Quick facts

PhasePhase 2
Study typeInterventional
Ages18 Years to 64 Years
SexAll
Enrollment165 (estimated)
SponsorPfizer
Industry-sponsored
Locations52 sites (Phoenix, Arizona and 51 other locations)
StatusRecruiting
StartedNovember 20, 2025
Main results expectedFebruary 2, 2028
Study endsFebruary 2, 2028
Registry record updatedNovember 5, 2026
Trial IDNCT07216027 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18-64 with clinically diagnosed moderate to severe atopic dermatitis, confirmed by photographs, and a BSA of 10-60%, vIGA 3 or higher, and PP-NRS at least 4.

Probably not a fit

Patients with active infection, certain exclusions, or those not meeting the severity criteria may not benefit.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This phase 2 trial investigates the safety and effectiveness of PF-08049820 in adults with atopic dermatitis. Participants will be randomized to receive either PF-08049820 or a matching placebo for 12 weeks, with visits to assess skin symptoms and overall health. The study includes two stages and collects blood and urine samples, with follow-up after the treatment period to monitor outcomes.

Why it matters

Potential benefit: If successful, the medicine could reduce skin symptoms and itching for people with moderate to severe eczema.

How similar studies have gone: Other studies with similar approaches in eczema have shown variable results; this study explores safety and efficacy in this specific formulation.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

Participants must meet the following criteria:

1. Are 18 to 64 years of age
2. Have clinical diagnosis of AD for at least 6 months prior to Day 1 and have diagnosis of AD confirmed by photographs
3. Have moderate to severe AD as defined by the following at screening and baseline visits:

   * Affected body surface area (BSA) greater than or equal to 10% and up to 60%;
   * Validated Investigator's Global Assessment (vIGA) greater than or equal to 3;
   * Eczema Area and Severity Index (EASI) greater than or equal to 16;

   AND

   -Peak Pruritis Numeric Rating Scale (PP-NRS) greater than or equal to 4 at screening and a weekly average of greater than or equal to 4 at baseline visit
4. Do not have a suitable prescribed medicine for AD.
5. Body Mass Index (BMI) of 18 to 38 kg/m2 and a total body weight greater than 48 kg (106 lbs)

Exclusion Criteria:

Participants must not meet the following criteria:

1. Have an infection that requires treatment
2. Have other skin conditions other than AD
3. Have severe uncontrolled asthma
4. Regular use (more than 2 visits per week) of a tanning booth or phototherapy for AD within 4 weeks of the screening visit

Where it's running

  • Mayo Clinic Hospital
    Phoenix, Arizona, United States
    Recruiting
  • Mayo Clinic Specialty Building
    Phoenix, Arizona, United States
    Recruiting
  • Mayo Clinic
    Scottsdale, Arizona, United States
    Recruiting
  • Marvel Clinical Research
    Huntington Beach, California, United States
    Recruiting
  • Northridge Clinical Trials
    Northridge, California, United States
    Recruiting
  • Clinical Science Institute
    Santa Monica, California, United States
    Recruiting
Show 44 more locations
  • Gsi Clinical Research
    Margate, Florida, United States
    Recruiting
  • Montefiore - Jacobi Dermatology Clinic
    The Bronx, New York, United States
    Recruiting
  • Montefiore - Clinical Research Center
    The Bronx, New York, United States
    Recruiting
  • Montefiore - Greene Medical Arts Pavillion
    The Bronx, New York, United States
    Recruiting
  • Montefiore - The Dermatology Center
    The Bronx, New York, United States
    Recruiting
  • Montefiore Medical Center
    The Bronx, New York, United States
    Recruiting
  • Apex Clinical Research Center, LLC. - Lorain
    Lorain, Ohio, United States
    Recruiting
  • Apex Clinical Research Center, LLC.
    Mayfield Heights, Ohio, United States
    Recruiting
  • Paddington Testing Co, Inc
    Philadelphia, Pennsylvania, United States
    Recruiting
  • UPMC Department of Dermatology
    Pittsburgh, Pennsylvania, United States
    Recruiting
  • Dermatology Research Institute
    Calgary, Alberta, Canada
    Recruiting
  • Toronto Research Centre
    Toronto, Ontario, Canada
    Recruiting
  • Centre de Recherche Saint-Louis inc.
    Québec, Canada
    Recruiting
  • The First Affiliated Hospital of Fujian Medical University
    Fuzhou, Fujian, China
    Recruiting
  • The First Affiliated Hospital of Fujian Medical University
    Fuzhou, Fujian, China
    Recruiting
  • Guangdong Province Dermatology Hospital
    Guangzhou, Guangdong, China
    Recruiting
  • Huashan Hospital, Fudan University
    Shanghai, Shanghai Municipality, China
    Recruiting
  • Peking University People's Hospital
    Beijing, China
    Recruiting
  • DERMAMEDICA s.r.o.
    Náchod, Czechia
    Recruiting
  • CCR Ostrava, s.r.o.
    Ostrava, Czechia
    Recruiting
  • Pratia Czech s.r.o.
    Pardubice, Czechia
    Recruiting
  • Pratia Czech s.r.o.
    Prague, Czechia
    Recruiting
  • Hopital Charles Nicolle
    Rouen, France
    Recruiting
  • Hattori Dermatology Clinic
    Takasaki, Gunma, Japan
    Recruiting
  • Kosugi Dermatology Clinic
    Kawasaki-shi, Kanagawa, Japan
    Recruiting
  • Queen's square Medical Facilities Queen's square Dermatology and Allergology
    Yokohama, Kanagawa, Japan
    Recruiting
  • Dermatology and Ophthalmology Kume Clinic
    Sakai, Osaka, Japan
    Recruiting
  • Nihonbashi Sakura Clinic
    Chuo-ku, Tokyo, Japan
    Recruiting
  • Fukuwa Clinic
    Chuo-ku, Tokyo, Japan
    Recruiting
  • Centrum Badań Klinicznych Jagiellońskie Centrum Innowacji sp. z o.o.
    Krakow, Lesser Poland Voivodeship, Poland
    Recruiting
  • Laser Clinic S.C. dr Tomasz Kochanowski dr Andrzej Królicki
    Szczecin, West Pomeranian Voivodeship, Poland
    Recruiting
  • Penta Hospitals Badania Kliniczne- Gdańsk 1
    Gdansk, Poland
    Recruiting
  • Centrum Medyczne Angelius Provita
    Katowice, Poland
    Recruiting
  • Centrum Nowoczesnych Terapii Dobry Lekarz spółka z ograniczoną odpowiedzialnością
    Krakow, Poland
    Recruiting
  • Twoja Przychodnia - Szczecinskie Centrum Medyczne
    Szczecin, Poland
    Recruiting
  • Metropolis Dermatology - DTLA
    Los Angeles, California, United States
    Not yet recruiting
  • Skin Research of South Florida
    Miami, Florida, United States
    Active not recruiting
  • ASMC - IPSMC - skin and venereal diseases
    Sofia, Sofia (stolitsa), Bulgaria
    Not yet recruiting
  • Diagnostic Consultative Centre (DCC) - Foкus 5
    Sofia, Sofia (stolitsa), Bulgaria
    Not yet recruiting
  • Diagnostic Consultative Center "Ascendent"
    Sofia, Bulgaria
    Not yet recruiting
  • Hopital Saint Louis
    Paris, France
    Not yet recruiting
  • Hopital Larrey
    Toulouse, France
    Not yet recruiting
  • Universitätsklinikum Münster
    Münster, North Rhine-Westphalia, Germany
    Not yet recruiting
  • Universitätsklinikum Schleswig-Holstein
    Lübeck, Schleswig-Holstein, Germany
    Not yet recruiting

+2 more sites. See ClinicalTrials.gov for the full list.

Study contacts

Similar studies

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.