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Buy Mebendazole online in the UK – fast delivery from a trusted pharmacy

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Choose dosage and pack size
DosagePackagePrice per DosePrice
100mg360 pills£0.62
£278.52
£222.82
Best Price Popular
100mg180 pills£0.65
£146.29
£117.03
100mg120 pills£0.70
£104.09
£83.27
100mg90 pills£0.75
£84.39
£67.51
100mg60 pills£0.81
£60.48
£48.38
100mg30 pills£1.01
£37.97
£30.37
£222.82
Quantity:
✈️
Airmail 14–21 days
Express delivery 5–9 days
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Free Airmail from £150.05
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Crypto discount −10%

Overview

Mebendazole is a widely used anthelmintic for intestinal worm infections. It is available as tablets or chewables and is sold in many online pharmacies. The medicine belongs to the benzimidazole class and works mainly in the gut. Most of the drug stays in the intestinal tract, which keeps systemic exposure low and reduces the risk of serious body-wide side effects. It is often chosen for uncomplicated infections because the treatment is simple and short.

How it works

The drug binds to parasite tubulin and disrupts microtubule formation. This blocks nutrient uptake in the worms and leads to energy depletion. The effect is strongest against intestinal nematodes, where the worms live and reproduce. Human tissues are less affected because absorption into the bloodstream is limited. The local action in the gut makes mebendazole a practical option for many patients.

Indications

Mebendazole treats common intestinal worms such as pinworms, roundworms, hookworms, and whipworms. It may be used when a stool test confirms infection or when symptoms strongly suggest infestation. It is not effective against tissue parasites or infections outside the gut. Personal hygiene and environmental measures help prevent re-infection after treatment.

Dosing and administration

Dose varies by age and infection. A typical adult dose is a single 100 mg tablet, with a possible second dose after two weeks depending on the worm type. Children receive adjusted amounts based on weight or age, per label or clinician instructions. Always follow the product label and your doctor's guidance. Take with a meal to aid absorption and swallow the tablet with water; chewables should be chewed well before swallowing. If a dose is missed, take it as soon as you remember, but do not double the dose. Do not exceed the recommended amount.

Side effects and safety

Most people tolerate mebendazole well. Common effects are mild stomach pain, nausea, and diarrhea. Some patients may notice headaches or dizziness. In rare cases, skin rash, itching, or elevated liver enzymes can occur. Seek medical advice if side effects are persistent or severe, or if signs of an allergic reaction appear. The drug is generally considered safe when used as directed for short courses.

Special populations: pregnancy and children

Avoid use in early pregnancy unless there is a clear medical need. In later pregnancy and during breastfeeding, consult a clinician before use. It is commonly prescribed for children aged two years and older, with dosing adjusted for weight. Parents should supervise dosing to ensure the correct amount is taken and to minimize the chance of accidental overdose.

Interactions and precautions

Some medicines can alter mebendazole levels by changing absorption in the gut. Tell your pharmacist about all medicines you take, including vitamins and herbal products. Mebendazole may have interactions with drugs that affect liver enzymes, so monitoring is advised if you have liver disease. Do not combine with other antiworm products unless advised by a clinician. If you have ongoing health problems, talk to a healthcare professional before starting therapy.

Storage and practical tips

Store at room temperature in a dry place away from light. Keep out of reach of children. Check the expiry date before use. Do not use if the package is damaged or if the product appears altered. Keep the medication in its original packaging until you are ready to take it, and follow disposal guidelines for any unused pills. A pharmacist can answer questions about dosing and safe use.

✈️

Airmail

14–21 days. Free from £150.05 .

Express delivery

5–9 days. £22.51

🔒

Crypto discount

−10% when paying with cryptocurrency.

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Reorder discount

−10% on all repeat orders.

📦 Packaging and discretion

All orders are packed in neutral, unbranded boxes with no product name on the outside.

👨‍⚕️
Medically reviewed by
James Cartwright
GPhC-Registered Pharmacist; Chief Pharmacist & Head of Pharmacy