Erectile dysfunction – Diagnosis and treatment – Mayo Clinic

Key facts. Sildenafil (Viagra) is a medicine used to treat erectile dysfunction (ED, also called impotence). Sildenafil works by helping to relax the blood vessels in the penis, allowing more blood to flow in and cause an erection. You may already know most of the names: Cialis, Levitra, Staxyn, Stendra, Viagra. Learn more about these medications that can help men with erectile dysfunction get and keep an erection. Sildenafil (Viagra) Tadalafil (Adcirca, Cialis) Vardenafil (Levitra, Staxyn) Avanafil (Stendra) All four medications enhance the effects of nitric oxide a natural chemical your body produces that relaxes muscles in the penis. This increases blood flow and allows you to get an erection in response to sexual stimulation. how to get viagra tablets Viagra relaxes muscles found in the walls of blood vessels and increases blood flow to particular areas of the body. Viagra is used to treat erectile dysfunction(impotence) in men. Another brand o If you re prescribed Viagra or generic Viagra, it s natural to have some questions. For instance, you may be curious if the brand and generic versions work the same way. Or what side effects you should be aware of. Knowing some basics about Viagra can help you get the most out of your prescription. 1. There are multiple generic Viagra

Most online services for Viagra offer doses from 20 to 100 mg. Taking higher doses of Viagra won t always mean that it works better, and taking too high a dose can cause unwanted side effects. How to use Sildenafil Tablet. Read the Patient Information Leaflet if available from your pharmacist before you start taking sildenafil and each time you get a refill. If you have any questions

This medication is taken with or without food an hour before sex. It works for up to 36 hours. You can take it in a small dose daily or in a larger dose as needed. Avanafil (Stendra). You can take this medicine with or without food 30 minutes before sex, depending on the dose. It lasts 4 to 5 hours, or longer if you have mild to moderate ED. Compare prices and print coupons for Viagra (Sildenafil) and other drugs at CVS, Walgreens, and other pharmacies. Prices start at $9.30 Do not take Viagra more than once per day. Shake the oral suspension (liquid) before you measure a dose. Use the dosing syringe provided, or use a medicine dose-measuring device (not a kitchen spoon). maximum viagra dose per day Sildenafil, sold under the brand name Viagra, among others, is a medication used to treat erectile dysfunction and pulmonary arterial hypertension. It is also sometimes used off-label for the treatment of certain symptoms in secondary Raynaud’s phenomenon. Dosage. The amount of Viagra you take affects how long it stays in your system. The smallest available dose, 25 milligrams (mg), won t last as long as the largest available dose, 100 mg. But Viagra dosage for erectile dysfunction (ED) is usually milligrams (mg), but those over 65 may start at 25 mg. Viagra should be taken at 25 mg per 48 hours in order to be used safely

Compare prices and print coupons for Sildenafil (Generic Revatio and Viagra) and other drugs at CVS, Walgreens, and other pharmacies. Prices start at $9.30