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Get Viagra (Sildenafil) Online
- Treats erectile dysfunction
- Best known by the brand name Viagra
4.9
745,000+ Patients Served
What is Viagra?
Viagra (sildenafil) is a prescription medication used to treat erectile dysfunction. Viagra is available as a tablet and liquid.
How does Viagra work?
Viagra works by increasing blood flow to the penis during sexual stimulation.
How do I know if I qualify for Viagra?
You may qualify for Viagra if a healthcare provider has diagnosed you with erectile dysfunction.
How LifeMD works
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Get the answers you need
Receive quality care, from diagnosis and prescriptions to lab orders and more.
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Enjoy 24/7 peace of mind
Rest easy knowing that LifeMD is here for all your primary, urgent, and chronic health needs.
Meet our expert
My approach to healthcare is grounded in listening, education, and empowering patients to take an active role in their wellness.
I believe virtual care expands access and allows me to support patients with the same compassion and clinical excellence as an in-person visit. My goal is always to meet patients where they are and guide them toward safe, personalized, sustainable health outcomes.
Dina Whiteaker
APRN
Frequently
Asked
Questions
What is the proper dosage for Viagra?
A healthcare provider will recommend the proper dosage of Viagra for you. Generally, dosages range from 25 to 100 mg (milligrams).
What should you do if you miss a dose?
Health experts do not recommend taking more than one dose within a 24 hour period. If you miss a dose, skip it and continue with your regular dosing schedule.
Who shouldn’t take Viagra?
A healthcare provider may not recommend Viagra if you have recently had heart surgery, liver disease, or have experienced extreme dehydration.
Can Viagra treat premature ejaculation?
It’s not recommended to drink alcohol excessively while taking Viagra.
What are the most common side effects of Viagra?
You may experience the following side effects while taking Viagra:
- Diarrhea
- Muscle pain
- Nasal congestion
- Headache
- Tingling
- Flushing
What are the potential severe side effects of Viagra?
The following side effects of Viagra are severe and require immediate medical attention:
- Nosebleeds
- Light sensitivity
- Blurred vision
- Loss of hearing
- Shortness of breath
- Rash
- Chest pain
- Priapism (an erection that won’t go away)
Does Viagra interact with any other medications?
Viagra may interact with the following medications:
- Nitrates
- St. John’s wort
- Cimetidine (Tagamet HB)
- Blood pressure medications
- Alpha blockers
- PDE5 inhibitors
- Clarithromycin (Biaxin®)
Be sure to inform a healthcare provider about all the medications and supplements you are taking before starting Viagra.
Does Viagra lower blood pressure?
It’s possible for Viagra to slightly lower blood pressure.
How often can you take Viagra?
It’s recommended to only take Viagra once a day. You can take it at least four hours before sexual activity.
How quickly does Viagra work in your system?
Viagra may begin working within the first thirty minutes to an hour of taking the medication. Please note that Viagra does not cause erections on their own. The penis must be sexually stimulated.
How long does Viagra last in your system?
Viagra can last for up to three to four hours. Please seek medical attention if you have an erection lasting four hours or longer as this is a medical emergency.
Can LifeMD prescribe Viagra?
es! With LifeMD, you can connect with a licensed healthcare provider from the comfort of your home within an hour. If appropriate, your provider may prescribe a medication and send it directly to your local pharmacy.
For even more flexibility, a LifeMD+ membership gives you 24/7 access to care, same-day prescription refills, exclusive wellness perks, and easy access to lab testing — all designed to make managing your health simple and stress-free.
Skip the waiting room. Join LifeMD and take control of your health today.
