It is always best to discuss any concerns or questions with a healthcare provider before starting any new medication. Condensation with 1-methylpiperazine. While we’ve ensured that everything you read on the Health Centre is medically reviewed and approved, information presented here is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Viagra allows the blood vessels in the penis to relax and expand, boosting the blood flow to the area and making it easier to maintain a lasting erection. The patent on Revatio indicated for pulmonary arterial hypertension rather than erectile dysfunction expired in late By having an open and honest conversation with your doctor, you can ensure that you are taking Generic Viagra safely and effectively. Reachout to top sexologists in India for just Rs.AdEnjoy low prices and get fast, free delivery with Prime on millions of products. Browse thousands of brands and find deals on male ed meds at Amazon®. Shop Now! AdEnjoy Greater Libido & Performance. Fast Express test1.ruries: Aphrodisiacs, Best Sellers, Energy, Herbal Incense, Herbal Tea and more. Sildenafil, sold under the brand name Viagra, among others, is a medication used to treat erectile dysfunction and pulmonary arterial hypertension. [4] [8] It is also sometimes used .