So, let’s dive into the topic and explore how long generic Viagra typically lasts. Ideally, you should consume it on an empty stomach, around 30 minutes to an hour before engaging in sexual activity. If you anticipate sexual activity but don’t want to take medication every day, the as-needed option allows you to take it only when required. If you have underlying health issues or are taking other medications that interact with sildenafil citrate, it may affect its duration of action. But what if there was an affordable alternative to brand-name Viagra that could help address this concern?In fact, in some countries, generic Viagra is available without a prescription, making it even more accessible to those in need. Generic viagra is available in various strengths, including 25mg, 50mg, and mg. Generic viagra has been found to be effective in approximately % of men with ED. According to price-comparison site test1.ru, generic Revatio will cost you as little as $ per pill, depending on where you fill your prescription. That’s compared with more than $ Buy real Viagra online, Pfizer brand name ED Medication. Viagra doses in mg, 50mg and 25mg. The little blue pills are prescribed by our licensed US physicians by phone. Free prescription and shipping, no subscription or autoship. We also offer Generic Viagra active ingredient Sildenafil Citrate.