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One fairly common side effect of Viagra is indigestion or stomach upset. PDE5 inhibitors can sometimes cause nausea or vomiting. This is the time after orgasm when the body recovers, and the Delivery Time: 2 business days; Shipping: Free; Dose: 25 mg, 50 mg or 100 mg; Cost: Branded Viagra costs $90 for a pill (it is the same price for all three doses). Generic sildenafil costs $4 for a 25 mg pill. This does not include a required $15 consultation fee. viagra one time purchase VIAGRA can cause serious side effects. Rarely reported side effects include: an erection that will not go away (priapism). If you have an erection that lasts more than 4 hours, get medical help right away. If it is not treated right away, priapism can permanently damage your penis; sudden vision loss in one or both eyes. Viagra is one of the most counterfeited drugs in the world Viagra is a popular medication, and that means counterfeit versions can be an issue. In fact, the problem of counterfeit Viagra is so widespread that Pfizer has created their own security force to help cut down the number of unregulated drugs on the market.

Learn how to use tadalafil (Cialis) for ED and benign prostatic hyperplasia (BPH) with different dosages, adjustments, and precautions. Find out the maximum dose, renal and liver dose adjustments, and interactions with other drugs. See full list on drugs.com cialis 20 mg dosage The as-needed Cialis dosage for ED ranges from 5 mg to 20 mg, taken at least 30 minutes before sex. The daily ED dosage is 2.5 mg to 5 mg by mouth once daily. For treating BPH symptoms, the typical Cialis dosage is 5 mg by mouth once daily. The usual dose of tadalafil is 10 mg, no more than once per day, taken orally at least 30 to 60 minutes before sexual activity. For treating erectile dysfunction, the recommended dose of Cialis is 10 mg taken тАШon demandтАЩ at least 30 minutes before sexual activity. The dose may be increased to 20