Viagra pills are small, blue, and diamond-shaped tablets [1]. They are typically imprinted with "PFIZER" on one side and "VGR 100" or "VGR 50" on the other, indicating the dosage strength [1].
What are the different strengths of Viagra?
Viagra is available in 25 mg, 50 mg, and 100 mg strengths [2]. The 100 mg tablets are the ones most commonly described as blue and diamond-shaped, and imprinted with "VGR 100" [1].
How is Viagra taken?
Viagra is taken orally with or without food [3]. It is usually taken about an hour before sexual activity [3].
What are the side effects of Viagra?
Common side effects of Viagra include headache, flushing, indigestion, nasal congestion, and visual disturbances such as blurred vision and sensitivity to light [4]. Less common but more serious side effects can include priapism (a prolonged erection), sudden vision loss, and sudden hearing decrease or loss [4].
What is the active ingredient in Viagra?
The active ingredient in Viagra is sildenafil citrate [5]. It works by increasing blood flow to the penis during sexual stimulation [5].
Where can I buy Viagra?
Viagra is a prescription medication and can only be obtained from a licensed pharmacy with a valid prescription from a healthcare provider [6].
What is the difference between Viagra and generic sildenafil?
Viagra is the brand name for sildenafil citrate. Generic sildenafil products contain the same active ingredient and are therapeutically equivalent to Viagra, but are typically less expensive [5].
Sources:
[1] https://www.drugpatentwatch.com/search/viagra
[2] https://www.drugs.com/viagra.html
[3] https://www.nhs.uk/medicines/viagra-sildenafil/
[4] https://www.mayoclinic.org/drugs-supplements/sildenafil-oral-route/side-effects/drg-20065774
[5] https://www.ncbi.nlm.nih.gov/books/NBK548702/
[6] https://www.webmd.com/drugs/2/drug-9756/viagra-oral/details