This is for informational purposes only. For medical advice or diagnosis, consult a professional. AI responses may include mistakes. Learn more
: It typically starts working within 30 to 60 minutes , though it can work as early as 12 minutes for some . It is most effective when taken on an empty stomach about an hour before sexual activity . buy viagra online from pfizer
: Viagra helps men with erectile dysfunction (ED) achieve and maintain an erection by increasing blood flow to the penis when sexually stimulated . This is for informational purposes only
For official product details and safety information, you can visit the or consult the Mayo Clinic's guide to ED medications . Learn more : It typically starts working within
If you're looking to purchase online, it's essential to ensure you're getting the authentic medication manufactured by Pfizer . Buying prescription drugs online requires caution to avoid counterfeit products and ensure patient safety. How to Safely Buy Viagra Online
: Sildenafil is the active ingredient in Viagra and is available as a generic medication . Generic sildenafil is medically equivalent to Pfizer's brand-name Viagra but is usually significantly more affordable . Safety and Side Effects
Before taking Viagra, discuss your health with a provider, especially if you have heart problems or take nitrates for chest pain, as the combination can cause a dangerous drop in blood pressure . Common side effects may include headaches, flushing, or an upset stomach.