A Study to Learn About the Study Medicine Etrasimod in Adults With Moderate to Severe Atopic Dermatitis (AD) Who Have Already Tried Treatments Taken by Mouth or by Injection

Advanced Eye Center: Rodrigo Belalcazar, MD, Hialeah

Direct Helpers Research Center, Hialeah

Gsi Clinical Research, Margate

Randy Burks, MD, FACS, Margate

D & H National Research Centers, Inc., Miami

Imaging - Advanced Health Imaging, Miami

Pelletier Jesse MD, North Miami Beach

Santos Carlos R MD, North Miami Beach

Tory Sullivan, Md Pa, North Miami Beach

The Selem Center [Ophthalmologist JOSEPH SELEM], Miami

Miami Dermatology and Laser Research, Miami

Ophthalmology - Dr. Edward Boshnick's Global Vision Rehabilitation Center, Miami

Pulmonology - Miami Pulmonology Specialists, Miami

Ponce PFT & Medical services, INC [for pulmonology examination], Aventura

Hull & Hull Medical Specialists, Plantation

USF Health, Tampa

GCP Research, Global Clinical professionals, St. Petersburg

St. Anthonys Hospital, St. Petersburg

Gateway Radiology, Pinellas Park

Lung and Sleep Disorder Center, Lathrup Village

Revival Research Institute, LLC, Troy

Somerset Opthalmology PC, Troy

Poliklinika VEKTOR Pardubice, Pardubice

Pratia Pardubice a.s., Pardubice

Monument Health Rapid City Hospital, Rapid City

Health Concepts, Rapid City

In Vision Optical and Eyecare, Rapid City

Eye Institute, Tulsa

Pulmonary and Sleep Center of Oklahoma, Tulsa

Vital Prospects Clinical Research Institute, PC, Tulsa

Eye Care Associates of Arlington, Arlington

Arlington Research Center, Arlington

Texas Pulmonary, Arlington

Alpesh D. Desai, DO PLLC, Houston

Becky Fredrickson, MD [Optometrist/Ophthalmologist], Houston

Rupesh Vakil, MD [Pulmonologist], Houston

Acclaim Dermatology, Sugar Land

Horizon Eye Care and Optical, Sugar Land

Sweetwater Pulmonary Associates, Sugar Land

California Allergy and Asthma Medical Group, Los Angeles

Dr. Carolyn M. Wong, Los Angeles

Dr. Gerald Markovitz, Los Angeles

Resolution Advanced Imaging Center, Santa Monica

Bryan D. Vo. MD (Pulmonologist), Laguna Hills

First OC Dermatology Research Inc, Fountain Valley

Jared R. Younger, MD (Ophthalmologist), Fountain Valley

Rejuvenation Dermatology, Edmonton

CaRe Clinic, Red Deer

Visique, Québec

Alpha Recherche Clinique, Québec

Biron, Québec

Fakultní nemocnice v Motole, Prague

Flosmed, Poznan

"Niepubliczny Zakład Opieki Zdrowotnej Zespół Poradni Specjalistycznych Termedica", Poznan

Medoculis, Poznan

Centrum Medyczne ,,All - Med'' Badania Kliniczne, Krakow

Centrum Medyczne Dietla 19, Krakow

Artemed Centrum Medyczne, Wroclaw

Cityclinic Przychodnia Lekarsko-Psychologiczna Matusiak Spółka Partnerska, Wroclaw

Specjalistyczna Praktyka Lekarska Joanna Kalinowska, Wroclaw

Indywidualna Specjalistyczna Praktyka Lekarska Michał Silber, Wroclaw

DERMEDIC Iwona Zdybska, Lublin

Eyemed, Lublin

AUGON Gabinet Okulistyczny, Bialystok

"Nzoz Specjalistyczny Ośrodek Dermatologiczny Dermal", Bialystok

Gabinet Alergologiczny IR-med dr n. med. Izabela Roszko-Kirpsza, Bialystok

Centrum Medyczne Angelius Provita, Katowice

Centrum Zdrowia Ochaliczówka, Katowice

Medicus, Szczecin

Twoja Przychodnia SCM, Szczecin

Gabinety Lekarskie Rivermed, Poznan

Centrum Medyczne Szpital Świętej Rodziny, Lodz

Dermoklinika - Centrum Medyczne spółka cywilna M. Kierstan, J. Narbutt, A. Lesiak, Lodz

Ekovivus, Lodz