Viagra: Side Effects and What to Do About Them – Healthline

Sildenafil may be used to treat erectile dysfunction (ED or impotence) in men (Viagra brand) or pulmonary arterial hypertension in both men and women (Revatio brand), depending on the brand. Sildenafil blocks the action of an enzyme known as cGMP-specific phosphodiesterase type-5 (PDE-5). how do i purchase viagra You can buy it from a store-based pharmacy or reputable online pharmacy with a prescription. Some people buy sildenafil online without a prescription. This isn t a good idea, as you can t be sure whether these pills contain the medicine or are counterfeit. Viagra can be taken as needed. However, you should not take Viagra more than once per day. Do I need to take Viagra with food? You can take Viagra either with or without food. However, if you take it with food, especially a high fat meal, it may take about an hour longer to start working. Can Viagra be chewed, split, or crushed?

Do not split CIALIS tablets; entire dose should be taken. 2.1 CIALIS for Use as Needed for Erectile Dysfunction The recommended starting dose of CIALIS for use as needed in most patients is 10 mg, taken prior to anticipated sexual activity. The dose may be increased to 20 mg or decreased to 5 mg, based on individual efficacy and cialis 20 mg dosage pdf Tadalafil is a generic version of the prescription drug Cialis. Doctors prescribe it to treat erectile dysfunction and benign prostatic hyperplasia. starting around $8 per dose: 5 20 mg A 10 mg tablet is usually recommended for as-needed use, though some men might find that a lower (5 mg) or higher (20 mg) dose works better for them. The 2.5 mg and 5 mg tablets are more common choices for daily, scheduled doses. According to several studies, there s no difference in safety or effectiveness between these two Cialis dosage