Patent No. EP4005556 (titled "Pharmaceutical Composition Comprising Udenafil") was filed by Corepharm BIO on Jul 24, 2020. The application was issued on Feb 19, 2025.
A pharmaceutical composition containing udenafil, a phosphodiesterase type 5 inhibitor, in a liquid or syrup formulation for oral administration. The composition includes udenafil, a pH adjusting agent, and cyclodextrin or a derivative thereof, and has a viscosity of 0.4 Pa·s to 4 Pa·s and a pH ranging from 3 to 6. The cyclodextrin derivative is selected from a group including α-cyclodextrin, β-cyclodextrin, and their derivatives. The composition is suitable for treating erectile dysfunction and Fontan disease in infants and children.

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