Description

Viagra, with the active ingredient sildenafil citrate, is a prescription medication primarily used to treat erectile dysfunction (ED) in men. The standard formulation is a blue, film-coated, rounded-diamond-shaped tablet available in strengths of 25 mg, 50 mg, and 100 mg for oral administration.

Manufacturer and Authenticity
Brand Name: Viagra

Active Ingredient: Sildenafil citrate

Manufacturer: Pfizer Laboratories, USA (for the original brand-name product)

Generic Versions: Multiple U.S.-based and international pharmaceutical companies also manufacture sildenafil citrate tablets, including Ajanta Pharma USA Inc. for generics.

Packaging: Commonly supplied in bottles or blister packs; a 30-tablet bottle is a typical bulk prescription size.

Indications and Usage
Viagra is indicated for the treatment of erectile dysfunction, working by inhibiting the phosphodiesterase type 5 (PDE5) enzyme, which enhances blood flow to the penis during sexual stimulation.

Dosage and Administration
Recommended Dose: The typical starting dose is 50 mg, taken as needed about one hour before sexual activity. The dose may be increased to a maximum of 100 mg or decreased to 25 mg based on efficacy and tolerability.

Maximum Frequency: Do not take more than once per day