21.   Pfizer makes the blockbuster impotence drug Viagra.

22.   Pfizer Inc. failed Wednesday to win back one of its British patents on its impotence drug Viagra.

23.   A black market for the impotence drug Viagra is growing in Singapore as the pills are smuggled in from overseas, The Straits Times reported Friday.

24.   A month after the speedy government approval for impotence drug Viagra drew widespread protest, Japan has moved closer to ending a ban on a contraceptive pill for women.

25.   But the situation is not the same as the impotence drug Viagra is designed to fix.

26.   Chinese police have arrested a pharmacist for selling smuggled pills of the much talked about impotence drug Viagra, the Beijing Morning Post reported Wednesday.

27.   Egyptian police and health ministry officials are raiding drug stores to confiscate illegally imported bottles of the impotence drug Viagra, an official said Monday.

28.   Faced with serious safety questions, the maker of the experimental impotence drug Uprima withdrew its application for government approval Friday, leaving its fate in limbo.

29.   Existing impotence drugs must be either injected into the penis or inserted directly into the urinary tract, both unpopular delivery methods.

30.   Grand Ayatollah Mohammed Hussein Fadlallah, a senior Shiite Muslim cleric, said Sharia, or Islamic law, does not prohibit the use of the U.S. impotence drug.