비아그라 효과에 대하여

VIAGRA should be utilised with caution, and only if the expected Rewards outweigh the hazards, in sufferers which has a history of NAION. Sufferers using a "crowded" optic disc may be at a heightened hazard of NAION. (5.3)It’s also crucial to inform your physician what other medicines you’re taking Before you begin Viagra. Using Viagra with oth