A Study to Evaluate the Drug Levels of Mezigdomide in Adult Participants With Renal Impairment

Inclusion Criteria * Participants must have a body mass index (BMI) of ≥ 18.0 kg/m2 to ≤ 40.0 kg/m2 inclusive at screening. * Participants must have a body weight ≥ 50 kg at screening. * Participants must be afebrile (febrile is defined as ≥ 38°C or 100.4°F) at screening, check in, and predose. Exclusion Criteria * Participants must not have any history of chronic pruritus or dermatologic syndromes that may be confounded with reactions to mezigdomide. * Participants must not have any history of malignancy of any type other than in situ cervical cancer or surgically excised non-melanomatous skin cancers. * Participants with an inability to tolerate oral medication. * Other protocol-defined Inclusion/Exclusion criteria apply.