The as-needed dose is usually 10 mg but can range from 5–20 mg. The typical dose of Viagra is 50 mg. However, the dosage can ...

Discover what Viagra is, its purposes ... Typically, a single dose of 50 milligrams (mg) is advised, to be taken no more than once a day. You should take it about 1 hour before engaging in ...

Another difference is the dosage. Each medication has its own dosage meter. Viagra doses are 25 milligrams (mg), 50 mg, and 100 mg. Cialis and tadalafil doses are 5 mg, 10 mg, and 20 mg.