A Study of Dotinurad Versus Allopurinol in Tophaceous Gout

Trial statusRecruiting
Trial phasePhase 3
Trial typeInterventional
Biological sexAll
Age18-75
SponsorCrystalys Therapeutics

About this trial

The primary objective of this study is to evaluate the efficacy of dotinurad in lowering serum uric acid (sUA) at Week 24 compared with allopurinol in adult participants with tophaceous gout.

Eligibility criteria

Qualifiers

Between 18 and 75 years of age (inclusive) at the time of signing informed consent.

Diagnosis of gout based on 2015 American College of Rheumatology-European Union League Against Rheumatism (ACR-EULAR) criteria for at least 1 year.

Has ≥1 measurable tophus on the hands/wrists and/or feet/ankles between Screening and Day 1. A measurable tophus is defined as ≥5 mm and ≤30 mm in the longest diameter.

sUA level ≥5.0 mg/dL at Screening Visit 1 (Day -35 Visit) and Screening Visit 2 (Day -7 Visit).

Disqualifiers

History of or presence of kidney stones within 1 year prior to Screening.

History of or presence of malignancy in the last 5 years other than treated cutaneous basal or squamous cell carcinoma.

Hypersensitivity or intolerance to dotinurad or to colchicine and nonsteroidal anti-inflammatory drugs (NSAIDs).

Known or suspected history of drug abuse, a positive drug test at Screening Visit 1, or a recent history of alcohol abuse.

Trial design

Treatments tested in this trial

  • Allopurinol
  • Dotinurad

Treatment groups

250 Participants
are divided into 2 treatment groups

Sponsors and collaborators