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Sildenafil Online

Brand names: Viagra

Sildenafil is the generic form of Viagra and the most widely prescribed medication for erectile dysfunction. It's a PDE5 inhibitor that increases blood flow to enable and maintain erections. FDA-approved since 1998, it has an extensive safety and efficacy record.

41 providers on Telehealth MatchFrom $2/mo*Full cost breakdown →

Prices last checked · each provider's date is under its price

* Prices are based on our most recent research and may not reflect current pricing. Verify directly with the provider.

How Sildenafil Works

Sildenafil inhibits the enzyme PDE5, which normally breaks down cGMP — a molecule that relaxes smooth muscle and increases blood flow in the penis. By blocking PDE5, sildenafil allows cGMP to accumulate, resulting in improved blood flow and easier erections when sexually aroused. It does not cause spontaneous erections — arousal is still required.

What to Expect

Sildenafil typically takes effect within 30-60 minutes of taking it and lasts 4-6 hours. It's taken as-needed, not daily (though some providers prescribe low-dose daily use). Effects are immediate — there is no buildup period.

Sildenafil Pricing Comparison

Sorted by lowest starting price.

Prices shown are based on our most recent research and may not reflect current pricing. Telehealth providers update their pricing frequently. Always verify pricing directly with the provider before purchasing.

  • Rex MD
    72
    Sildenafil / Tadalafil (generic & brand)$2–$90
    As low as $2/dose
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    Visit Rex MD
  • Sildenafil / Tadalafil / Mt. Everest Max$3
    Priced per tablet
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    Visit Nu Image Medical
  • Generic Sildenafil / Tadalafil$4–$7
    Priced per dose
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    Visit Tuyo Health
  • Sildenafil (via Rex MD)$14–$38
    Promotional rate as low as $2 per tablet
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    Visit LifeMD
  • Sildenafil (generic Viagra)$16–$44
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    Hard Mints (chewable sildenafil/tadalafil)$55–$95
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    Visit Hims & Hers
  • ED Subscription$18–$109
    Sildenafil from $18/mo and tadalafil from $21/mo; rises to $109/mo at higher quantities
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    Visit GoodRx
  • Generic Sildenafil$20–$60
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    Visit Viking Man
  • ED Medication$25–$155
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    Visit Hone Health
  • ED Treatment (Sildenafil/Tadalafil)$25–$90
    $25 one-time consult includes up to 12 refills; medication from $2/pill
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    Visit Lemonaid Health
  • Generic Sildenafil$25–$35
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    MDH Drive (compounded rapid-dissolve)$45–$59
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    Visit MyDrHank
  • ED Treatment (Sildenafil/Tadalafil)$25–$60
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    Visit ZipHealth
  • Generic Sildenafil$27.99
    One-time $22 provider review fee; 20% off first order
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    Visit TelyRx
  • Sildenafil$29–$59
    Free online MD visit
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    Visit Strut Health
  • Sildenafil Chewable (SIL)$30–$120
    6 tablets $30 to 34 tablets $120; the range is pack size at a fixed 30-day cadence, not plan length; per-tablet cost falls as the monthly price rises
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    MAX (Sildenafil + Tadalafil Sublingual)$60–$135
    8 tablets $60 to 24 tablets $135; no plan under $60 exists
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    GOLD (Sildenafil + Tadalafil + Oxytocin + Apomorphine)$79–$479
    Priced on two axes, pack size and strength: $79 for six tablets at the lowest strength up to $479 for 24 at the highest. Our previous $269 ceiling was the base strength only
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    Visit BlueChew
  • ED (tadalafil, sildenafil/pycnogenol, vardenafil)$30–$100
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    Visit RxSpan MD
  • Ro logoRo
    77
    Sildenafil$32–$80
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    Ro Sparks (sildenafil + tadalafil sublingual)$48–$120
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    Visit Ro
  • Generic Sildenafil / Tadalafil (from $6/dose)$36–$84
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    Visit Remote Pharmacy
  • ED (generic sildenafil / tadalafil)$39–$49
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    Visit DudeMeds
  • ED Medication$39–$79
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    Visit Peter MD
  • Blood Flow ED Protocol$49.99
    Annual billing required for listed price
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    Visit Maximus
  • DirectMax rapid-dissolve ED tablet (apomorphine + sildenafil + tadalafil)$53–$216
    33% off first order (from $7.45/dose)
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    Visit Direct Meds
  • Mango ED (sildenafil or tadalafil)$59–$75
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    Visit MangoRx
  • ED Treatment (sildenafil/tadalafil + pycnogenol, vardenafil, Trimix)$60–$199
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    Visit Pallas Health
  • ED Treatment (on-demand, daily, combination)$60–$96
    $10–15 per dose
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    Visit He & She MD
  • Black Pill 3-in-1 (sildenafil/tadalafil/apomorphine)$60–$120
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    Visit Wellmedr
  • Sildenafil 100mg$65
    $35 first month
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    Visit Male Excel
  • Sildenafil Arousal Cream (per order, not monthly)$79
    Sold per order as an as-needed product, not on a monthly cycle. Compounded by a state-licensed pharmacy; the active ingredients are FDA-approved but the finished medicine is not
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    Visit Winona
  • ED Visit$79
    Medication paid separately at pharmacy
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    Visit TeleDirectMD
  • Sildenafil 100 mg (30 tablets)$79
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    Visit ProlongMD
  • Sildenafil or Tadalafil$84
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    Visit BiltRx
  • Sildenafil & Tadalafil (on-demand)$96
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    Visit Bodybuilding Health+
  • ED Treatment$99
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    Visit Care Bare Rx
  • Sildenafil / Tadalafil$100
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    Visit Invigor Medical
  • Mach 1 / Ignite (tadalafil + sildenafil combos)$103.49–$204.99
    First-order discount ~10–30%
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    Visit WellMaleRx
  • ED Medication (sildenafil or tadalafil)$109–$229
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    Shameless Duo (sildenafil/tadalafil troche)$130–$170
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    Shameless Trio (sildenafil/tadalafil/apomorphine)$145–$185
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    Visit Shameless Care
  • MEDVi QUAD (4-in-1 ED Sublingual)$114
    36% off retail ($114 vs $179)
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    Visit MEDVi
  • Surge Max (tadalafil/sildenafil/apomorphine ODT)$119–$229
    $20 off first order
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    Visit BraveRX
  • Charge 4-in-1 Liquid ED (sildenafil/tadalafil/vardenafil/apomorphine)$129.9
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    Visit Taurus Meds
  • SildenafilQuoted after consult
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    Visit Feel30
  • Sildenafil (generic Viagra)Quoted after consult
    About $4 per pill
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    Visit JRNYS
  • ED Prescription (sildenafil/tadalafil)Quoted after consult
    Provider fee set per clinician; medication paid at pharmacy
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    Visit Push Health

Common Side Effects

  • •Headache
  • •Facial flushing
  • •Nasal congestion
  • •Indigestion
  • •Dizziness
  • •Visual disturbances (blue-tinted vision, light sensitivity)

Serious Side Effects

  • !Priapism (erection lasting 4+ hours — medical emergency)
  • !Sudden hearing loss (rare)
  • !Sudden vision loss (rare — associated with NAION)
  • !Dangerous blood pressure drop when combined with nitrates

Sildenafil Is Not For

  • ✗People taking nitrates (nitroglycerin, isosorbide) — life-threatening interaction
  • ✗People with severe cardiovascular disease without physician clearance
  • ✗People taking alpha-blockers without dose adjustment
  • ✗People with recent stroke or heart attack

Sildenafil — Frequently Asked Questions

What is the difference between sildenafil and tadalafil?

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Both are PDE5 inhibitors for ED. Sildenafil (Viagra) works within 30-60 minutes and lasts 4-6 hours — best for as-needed use. Tadalafil (Cialis) lasts up to 36 hours and can also be taken daily at a low dose. Tadalafil offers more spontaneity; sildenafil is typically cheaper.

How much does sildenafil cost through telehealth?

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Generic sildenafil through telehealth costs $11-48/month depending on the provider and quantity. This is dramatically cheaper than brand-name Viagra. Most telehealth providers include the consultation fee in this price.

Do I need to take sildenafil every day?

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Most people take sildenafil as-needed, 30-60 minutes before sexual activity. Some providers prescribe a lower daily dose for men who want to be ready at any time. Your telehealth provider will recommend the right approach based on your needs.

Can I drink alcohol with sildenafil?

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Moderate alcohol intake is generally considered acceptable, but heavy drinking can increase side effects (dizziness, low blood pressure) and reduce the medication's effectiveness. Most providers recommend limiting alcohol when using sildenafil.

Can I take 200 mg of sildenafil?

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Not without your prescriber's direction. The FDA label for sildenafil for ED sets 100 mg as the maximum recommended dose, taken no more than once a day; the usual starting dose is 50 mg. Higher doses mostly add side effects (headache, flushing, vision changes, dizziness from low blood pressure) rather than better results. If 100 mg isn't working, ask about switching to tadalafil or checking for an underlying cause instead of doubling up. Many telehealth platforms dispense 20 mg tablets, so a 100 mg dose is five tablets: count carefully.

Medical disclaimer: The information on this page is for educational purposes only and is not medical advice.Sildenafil requires a prescription from a licensed healthcare provider. Side effects, risks, and suitability vary by individual. Always consult your doctor before starting, stopping, or changing any medication. Telehealth Match is not a healthcare provider.

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