- Home
- Online Doctor
- Erectile Dysfunction
- Viagra (Sildenafil)
Frequently asked questions
-
How is Viagra different from Generic Sildenafil?
Viagra is the branded version of Sildenafil, containing the same active ingredient. While both are equally effective in treating ED, Viagra is typically more expensive due to its brand name.
-
How quickly does Viagra work?
Viagra usually takes effect within 30 to 60 minutes after ingestion, similar to Generic Sildenafil. The duration of action is approximately 4 to 5 hours, enabling satisfactory sexual performance during this period.
-
What are the common side effects of Viagra?
Common side effects of Viagra may include headache, flushing, blurred vision, indigestion, and nasal congestion. It's essential to seek medical advice if any adverse reactions occur.
-
Is alcohol consumption safe with Viagra?
Alcohol consumption should be limited while using Viagra to ensure optimal effectiveness. Excessive alcohol intake may diminish the medication's efficacy and increase the risk of side effects.
-
How often can I take Viagra?
Viagra should be taken no more than once daily, with a recommended dosage of one tablet about an hour before sexual activity. It's crucial to adhere to the prescribed regimen to avoid potential complications.
Latest Articles

Written by Sobia Qasim, Reviewed by Usma Parveen -
21st August 2025
What to Do About the Mounjaro Price...

Written by Sobia Qasim, Reviewed by Usma Parveen -
21st August 2025
Does Propecia work?

Written by Sobia Qasim, Reviewed by Usma Parveen -
18th August 2025
Switching from Mounjaro to Wegovy:...

Written by Sobia Qasim, Reviewed by Usma Parveen -
15th August 2025
What are the side effects of Propecia?

Written by Sobia Qasim, Reviewed by Usma Parveen -
25th July 2025
What is Propecia?

Written by Sobia Qasim, Reviewed by Usma Parveen -
25th July 2025