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Viagra is an effective drug for treating male erectile dysfunction, but it targets sexual performance, not sexual arousal. There is limited evidence that Viagra may be beneficial for women with sexual dysfunction, but the trials have been small and the results inconsistent. how effective is viagra It s not known how long it may take Viagra to start working in females. It s also not known whether Viagra is effective in females. In males, Viagra usually works within about 1 hour after it How does sildenafil work? How well does it work for erection problems? Are there any long-term side effects? How does it compare to other medicines that can treat erection

Viagra is so popular that its name has become synonymous with ED treatment just like Ziploc has with plastic bags. But the active ingredient in Viagra is sildenafil. Pfizer Pharmaceuticals 179 moderate drug interactions (517 brand and generic names) 98 minor drug interactions (279 brand and generic names) A total of 337 drugs are known to interact with sildenafil: 38 major drug interactions (140 brand and generic names) 295 moderate drug interactions (913 brand and generic names) 4 minor drug interactions (42 brand and generic names) Find patient medical information for sildenafil oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. 4.1 Nitrates. Consistent with its known effects on the nitric oxide/cGMP pathway [see Clinical Pharmacology (12.1, 12.2)], VIAGRA was shown to potentiate the hypotensive effects of nitrates, and its administration to patients who are using nitric oxide donors such as organic nitrates or organic nitrites in any form either regularly and/or intermittently is therefore contraindicated. viagra generic name philippines Answer. Yes, sildenafil (the active ingredient in Viagra), manufactured by Teva, is the FDA approved generic for brand Viagra. It launched on Decem. The announcement from Teva can be seen here.

Viagra can be taken after eating or on an empty stomach. However, if you take Viagra after a high-fat meal (e.g. fried food) you might find it takes longer to feel an effect. How does Viagra work? Viagra’s active ingredient (sildenafil citrate) increases blood flow to the penis. It enables a firmer, longer-lasting erection if you are sexually Drug group or drug name: Drug examples: Interaction result with Viagra: nitrates nitroglycerin (Nitrostat, NitroMist) isosorbide dinitrate (Isordil) can increase the risk of Viagra s Find patient medical information for Viagra oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.