Choongwae to enter impotence drug market.

Choongwae recently made a technical license agreement with Japanese Tanabe for the semi-exclusive development of Avanafil, a new anti-impotence drug, in Korea and some part of Asian countries under a joint clinical study participation.

Avanafil is a PDE-5 inhibitors against the enzymes of suppressing the vasodilation, showing an onset of its effects in 30 minutes after administration with le...