Directions

Should I take it with food?

• You can take Viagra without regard to meals.

Are there any special instructions?

• Take your medications 30 minutes to one hour before sexual activity. Some patients find that taking Viagra up to four hours before sexual activity works well for them.

What is the usual dose?

• Usual starting dose – Take 50mg by mouth one hour before sexual activity.
  • Your doctor could increase or decrease your dose, depending on your results.
  • Do not take more than one dose per day.

Ingredients

What is the active ingredient in Viagra?

• Sildenafil citrate

What are the inactive ingredients?

• For a complete list of inactive ingredients, click here.

Cautions

Who should avoid taking this medicine?

• Do not use Viagra if you have a known allergy to any of the ingredients.
• Talk to your doctor before using Viagra to make sure your heart is healthy enough to use Viagra.

What are the risks?

• This medicine can be dangerous for patients with cardiovascular conditions. Discuss your risk with your doctor if you have any of the following:
  • High or low blood pressure
  • History of heart attack, stroke, or life-threatening arrhythmia within the last six months
  • Pulmonary hypertension secondary to sickle cell anemia
  • Pulmonary veno-occlusive disease
• Talk to your doctor if you have liver or kidney problems. They could adjust your dose as appropriate.
• This medicine can cause a sudden loss of vision or hearing.
• This medication can cause persistent and painful erections. You could be at an increased risk if you have any of the following:
  • Anatomical deformation of the penis (angulation, curvature, cavernosal fibrosis, or Peyronie disease)
  • Sickle cell anemia
  • Multiple myeloma
  • Leukemia
• If you experience an erection that lasts more than four hours, contact your doctor immediately.

  Notes: The information in this website is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.