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Chemist Prices

Red Viagra: UK Status, Risks & the Licensed Equivalent

Red Viagra has no UK product license as a medicine in the UK. It may still appear in some listings, but no MHRA review of its safety or effectiveness covers it.

Consult a qualified clinician before deciding anything about it, and verify a seller's registration before buying. An unclear licensing status is worth a direct question to the seller.

Not UK-licensed. This medicine is not supplied through UK-registered pharmacies.

Sellers list the active ingredient as sildenafil. The MHRA has not assessed what these products actually contain.

UK-licensed equivalent: Sildenafil

The MHRA warns that medicines sold outside registered pharmacies can be counterfeit, contaminated, or contain the wrong amount of active ingredient. Buy prescription-only medicines from a pharmacy registered in the UK.

Sildenafil price estimates, the UK-licensed equivalent

Estimate, not a quote

Prices below are for Sildenafil, the UK-licensed medicine with the same active ingredient. This product itself is not UK-licensed and cannot be supplied through UK-registered pharmacies.

  • 10mg Not UK-licensed (MHRA)

    £227.25 per pack dispensed

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    Price estimate

    Where to buy
  • 20mg Not UK-licensed (MHRA)

    £347.51 per tablet or capsule

    N/A

    Price estimate

    Where to buy
  • 25mg Not UK-licensed (MHRA)

    £2.92 per tablet or capsule

    N/A

    Price estimate

    Where to buy
  • 50mg Not UK-licensed (MHRA)

    £1.27 per tablet or capsule

    N/A

    Price estimate

    Where to buy
  • 100mg Not UK-licensed (MHRA)

    £1.38 per tablet or capsule

    N/A

    Price estimate

    Where to buy
£227.25 10mg £347.51 20mg £2.92 25mg £1.27 50mg £1.38 100mg
Estimated price per tablet or capsule by strength
All forms and prices
Price estimates by strength
Forms Price per unit
10mg £227.25 / pack dispensed
20mg £347.51 / tablet or capsule
25mg £2.92 / tablet or capsule
50mg £1.27 / tablet or capsule
100mg £1.38 / tablet or capsule

as of Oct 2, 2026 · Pricing methodology

These numbers are an estimate, compiled from the Drug Tariff and other public pricing references, not a quote from any specific pharmacy. Real-world prices depend on the pharmacy you choose and your location, so use these figures for comparison only. A price that looks far too low compared with the range shown here can be a red flag for an unlicensed or unsafe seller.

Pharmacies by area for Sildenafil (UK-licensed equivalent)

Pharmacies near you

Use your location to open the pharmacies closest to you and ask them about Sildenafil, the UK-licensed medicine with the same active ingredient.

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About Red Viagra

Red Viagra is not a licensed medicine in the United Kingdom and cannot legally be sold there as a medicine. Its strength, dosage form and active ingredient content are not independently verified.

Sildenafil is the named licensed point of comparison, but this does not establish that Red Viagra has the same composition, quality or effects. A doctor or pharmacist can discuss licensed treatment options.

Claimed strengths are manufacturer claims; no strength or dosage form is listed for Red Viagra. There is therefore no documented strength to report or compare with the licensed sildenafil equivalent. The product name does not establish its composition, and no dosing schedule can be inferred from it.

What Red Viagra is used for

Red Viagra's name suggests marketing associated with erectile difficulties, but a specific treatment claim is not documented for this product. Its name alone does not establish its ingredients or medical effects. Sildenafil, the named licensed comparison, is used for erectile dysfunction.

That established use should not be transferred to Red Viagra as evidence that it works. There is insufficient product information to describe its intended use more precisely or to establish whether it is suitable for any particular person.

How Red Viagra works

Sildenafil belongs to a class called phosphodiesterase inhibitors. In erectile dysfunction treatment, it slows the breakdown of a chemical messenger involved in relaxing blood vessels in the penis. This supports increased blood flow in response to sexual stimulation; it does not itself create sexual desire.

This describes sildenafil's general mechanism, not a verified mechanism for Red Viagra. Red Viagra's pharmacological class is not established, and its name does not confirm that it contains sildenafil.

Key warnings

  • Red Viagra is not licensed as a medicine in the United Kingdom, and its contents and quality lack independent verification.
  • If sildenafil is present, use with nitrates or nitric oxide donors can cause a dangerous fall in blood pressure.
  • Sildenafil-class medicines require assessment in people with significant heart disease or low blood pressure.
  • A prolonged or painful erection requires urgent medical attention.
  • Sudden loss of vision or hearing requires urgent medical attention.

Main interactions

  • Nitrates, including glyceryl trinitrate, and recreational nitrites called poppers can cause dangerous blood pressure reductions with sildenafil.
  • Riociguat must not be combined with sildenafil because of the risk of excessive blood pressure reduction.
  • Alpha-blockers and other blood pressure medicines may increase dizziness or low blood pressure with sildenafil.
  • Certain medicines, including ritonavir and some antifungal medicines, can increase sildenafil exposure.
  • Other erectile dysfunction medicines may increase adverse effects when combined with sildenafil.

Missed dose

Sildenafil used for erectile dysfunction is generally used when required rather than as a regular course, so a missed dose may not apply. Other uses may involve a prescribed schedule. Red Viagra has no documented dosing schedule; advice about missed doses should come from a doctor or pharmacist rather than assumptions based on its name.

Pregnancy and breastfeeding

The marketing material does not specify pregnancy or breastfeeding data for Red Viagra. Its contents are not established, so sildenafil information cannot establish this product's safety. Any consideration of sildenafil during pregnancy or breastfeeding requires discussion with a doctor or pharmacist about the indication and individual circumstances.

Storage

No storage conditions or dosage form are listed for Red Viagra. General medicine storage practice is to keep products in their original packaging, away from excess heat and moisture and out of the sight and reach of children.

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First published October 2, 2026 · Last updated · Report an error on this page