Pre‐clinical and clinical evaluation of solution and soft gelatin capsule formulations for a BCS class 3 compound with atypical physicochemical properties

R1481 is a sub‐type selective muscarinic receptor antagonist with the potential treatment of overactive bladder. R1481 presents two challenges for drug development. The first is the viscous semi‐solid nature of the active pharmaceutical ingredient (API). The second challenge is the poor oral bioavai...

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