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Medication class:Phosphodiesterase type 5 (PDE5) inhibitor
Viagra, containing sildenafil, is primarily used to treat erectile dysfunction by enhancing blood flow to the penis during sexual stimulation. It is a phosphodiesterase type 5 (PDE5) inhibitor that helps achieve and maintain an erection.
Safety Information
Common side effects include headache, flushing, and nasal congestion. Serious side effects may include sudden vision loss or an erection lasting more than 4 hours, which requires immediate medical attention.
Precautions
Patients with severe heart or liver problems should avoid Viagra. It is also contraindicated in those taking nitrates due to the risk of severe hypotension.
Common Side Effects
Common side effects of Viagra include headache, flushing, dyspepsia, and nasal congestion. These effects are generally mild and temporary.
Serious Side Effects
Severe side effects may include sudden vision loss, hearing loss, or priapism (an erection lasting more than 4 hours). Seek immediate medical help if these occur.
Dosage & Administration
For optimal results, take Viagra 30 minutes to 1 hour before sexual activity. Avoid high-fat meals, as they can delay its effectiveness.
Drug Interactions
Viagra can interact with nitrates, alpha-blockers, and certain antifungals like ketoconazole. Alcohol should also be limited to avoid increased side effects.
Alternatives
Alternatives to Viagra include Cialis, Levitra, and Stendra, which may have different active ingredients and dosing regimens.
Pregnancy & Lactation
Viagra is not recommended during pregnancy or breastfeeding due to unknown effects on fetal development and lactation.
Storage Information
Store Viagra at room temperature, away from moisture and heat. Keep it in its original packaging to protect it from light.
Overdose Management
In case of overdose, seek emergency medical attention. Symptoms may include severe dizziness, fainting, or prolonged erection.
Travel Considerations
When traveling, keep Viagra in its original packaging and carry a prescription if traveling internationally to avoid issues at customs.
Viagra FAQ
How should I take Viagra for the best results?
Take Viagra about 30 minutes to 1 hour before sexual activity. Avoid high-fat meals as they can delay the onset of action.
What should I avoid while taking Viagra, such as alcohol or certain medications?
Avoid alcohol as it can increase side effects. Do not take nitrates or certain medications like alpha-blockers without consulting your doctor.
What should I do if I miss a dose of Viagra?
If you miss a dose, take it as soon as you remember unless it's close to your next scheduled dose. Do not double up.
Are there any common side effects of Viagra that I should be aware of?
Common side effects include headache, flushing, and nasal congestion. These are usually mild and temporary.
Can I safely take Viagra if I'm also using pain relievers or other erectile dysfunction medications?
Consult your doctor before combining Viagra with other erectile dysfunction medications or pain relievers, as interactions may occur.
Clinical Integrity
Canada Drugs Online is committed to upholding rigorous standards for medication safety, product integrity, and fulfillment quality.
Our network includes licensed pharmacy partners and regulated international fulfillment providers that follow applicable dispensing, storage, and quality assurance requirements in their jurisdiction. Each order is processed only after a valid prescription is received and reviewed, with established controls in place to support accuracy, proper medication handling, and patient safety.
Prescription Policy
We maintain a zero-exception requirement for valid U.S. prescriptions.
Valid prescription required for all Viagra orders.
Our service commitment is a promise of accuracy, careful handling, and dependable service for every Viagra order placed through Canada Drugs Online.
From order processing to fulfillment coordination, we work to help ensure your Viagra order is handled with care and clear attention to accuracy.
Place an order by phone:1-888-868-1920
Medical Disclaimer: The clinical information provided on this page is for educational purposes only and does not constitute medical advice. You should always consult with your prescribing physician or a qualified healthcare professional regarding any questions you have about your medical condition or treatment plan. Fast facts and summaries are not a substitute for professional medical judgment.
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