Ask your pharmacist or doctor for a copy of the manufacturer’s information for the patient. If you experience chest pain, dizziness, or nausea during sexual activity, call your doctor immediately and avoid sexual activity until your doctor tells you otherwise. When a man is sexually stimulated, his body’s normal response is to increase blood flow to his penis to produce an erection. Males between the ages of 30 and 65 would be eligible to buy four tablets after a consultation with a pharmacist. These medicines all work well for ED. This is likely to lead to dramatic price reductions. Sildenafil comes as a tablet and suspension liquid to take by mouth.Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men. Sildenafil (Liqrev, Revatio) is used to improve the ability to exercise in . AdSay Goodbye to Performance Anxiety and Hello to Improved Sexual Stamina! Take Charge of Your Sexual Health with Our Top-Rated Male Enhancement Products!Honest & Unbiased Reviews · Over 20 Years Online · Over Products Tested. It belongs to a group of drugs called phosphodiesterase-5 inhibitors. Viagra comes as tablets you take by mouth. You’ll only need to take it as needed, before having .