Oct 13, 2025
Buy Cheap Generic Singulair Online - Safe UK Pharmacies & Price Guide

Looking to buy cheap generic Singulair without getting ripped off? You’re not alone - thousands of UK shoppers hunt for affordable asthma relief every week. This guide walks you through what generic Singulair actually is, why you need a prescription, where to find trustworthy online pharmacies, how to spot fakes, and what price you can realistically expect.

Key takeaways

  • Generic Singulair is the off‑brand form of montelukast, a leukotriene receptor antagonist.
  • You still need a valid UK prescription, even when ordering online.
  • Trusted online pharmacies display MHRA registration numbers and clear pricing.
  • Expect £5‑£8 per 10‑tablet pack for the 10mg dosage, compared with £15‑£20 for the brand.
  • Check the drug’s batch number and packaging photos before paying.

What is generic Singulair?

When you search for generic Singulair (the off‑brand version of montelukast, a leukotriene receptor antagonist used to prevent asthma attacks and relieve allergic rhinitis), you’re really looking at the same active ingredient that the brand‑name product contains. Montelukast blocks leukotrienes - chemicals your body releases during an allergic reaction that cause airway swelling and mucus buildup.

Because the chemistry is identical, the clinical effect is the same. The difference lies in the filler ingredients, packaging, and price tag.

How does montelukast work?

Montelukast binds to the cysteinyl leukotriene‑1 (CysLT1) receptor in the lungs and nose, preventing leukotrienes from triggering inflammation. This reduces the frequency of asthma exacerbations and eases symptoms like sneezing, runny nose, and itchy eyes.

It’s taken once daily, usually in a 10mg tablet for adults and children over 12kg, and is especially handy for people who find inhalers difficult to use consistently.

Legal requirements - why you still need a prescription

In the UK, montelukast (is classified as a prescription‑only medicine (POM) under the Medicines Act 1968). That means any reputable online pharmacy will ask for a valid NHS or private GP prescription before they dispatch it.

If you already have a paper prescription, many sites let you upload a clear photo. Some digital‑only services integrate directly with your GP’s electronic system, sending the prescription electronically after you confirm your eligibility.

Beware of “no‑prescription needed” offers - they’re almost always illegal and risky. The UK’s MHRA (the Medicines and Healthcare products Regulatory Agency that oversees drug safety and pharmacy licensing) has issued warnings about unlicensed sellers offering counterfeit montelukast.

Close-up of white generic montelukast tablet with "M10" imprint in blister pack.

Finding a safe online pharmacy in the UK

Here’s a quick checklist to verify legitimacy:

  1. Look for a UK address and a valid MHRA registration number (e.g., UK‑MHRA‑12345, displayed on the website footer).
  2. Check that the site uses HTTPS and displays a padlock icon.
  3. Read the privacy policy - reputable pharmacies never share your health data with third‑party marketers.
  4. Confirm they require a prescription upload or electronic verification.
  5. Look for clear contact details, including a UK telephone number and a real‑person customer service email.

Popular, trusted options that meet these criteria include:

Price comparison - what you can expect to pay

UK price comparison for 10mg montelukast tablets (10‑tablet pack)
Product Typical price (GBP) Prescription needed MHRA‑registered? Common side‑effects
Singulair (brand) (original brand by MSD) £15‑£20 Yes Yes Headache, stomach pain
Generic montelukast (off‑brand, same active ingredient) £5‑£8 Yes Yes Same as brand, rarely rash
Zafirlukast (another leukotriene antagonist, less common) £12‑£16 Yes Yes Dizziness, liver enzyme changes

As you can see, the generic version saves you roughly 50‑60% compared with the brand. The price gap is primarily due to the lack of brand‑name marketing costs.

How to spot counterfeit or low‑quality generic montelukast

Even when a site looks legit, counterfeit meds slip through. Use these visual and data checks before you hit “pay”:

  • Batch number & expiry date: Authentic packaging lists a 7‑digit batch code and a clear “EXP” date. Ask the seller to share a photo of the actual tablet blisters.
  • Tablet colour and imprint: Generic montelukast tablets are usually white, oval, and bear the imprint “M10” (or a variation approved by the MHRA). Any deviation is a red flag.
  • Price too good to be true: If you see a 10‑tablet pack for under £3, it’s almost certainly counterfeit.
  • Seller reviews: Look for reviews on independent forums (e.g., MoneySavingExpert, Reddit’s r/ukpharmacy). Consistent complaints about delayed delivery or unexpected side‑effects merit caution.
Happy customer opening parcel of generic Singulair, lungs shown clear.

Step‑by‑step: ordering generic Singulair safely online

  1. Obtain a current NHS or private prescription: either a paper copy or a digital code from your GP.
  2. Visit a vetted pharmacy website that displays its MHRA registration number.
  3. Select the 10mg generic montelukast tablets (most common dosage for adults and children over 12kg) and add the desired quantity to your cart.
  4. Upload the prescription image or enter the electronic prescription reference number as instructed.
  5. Double‑check the price breakdown, delivery fees, and estimated arrival date.
  6. Complete the secure checkout using a credit/debit card or a trusted payment gateway (e.g., PayPal).
  7. When the parcel arrives, verify the batch number, expiry date, and tablet imprint against the photos the seller provided.
  8. Start your daily dose as prescribed, and keep a copy of the prescription and receipt for future refills.

Most reputable UK pharmacies ship within 2‑3 business days and include a tracking number.

Managing side‑effects and when to seek medical help

While generic montelukast is generally safe, a small percentage of users report mood changes, hallucinations, or severe allergic reactions. If you notice:

  • Unexplained anxiety, depression, or suicidal thoughts - stop the medication and call your GP immediately.
  • Rash, swelling, or difficulty breathing - seek urgent medical care.
  • Persistent stomach pain or headache that doesn’t improve after a few days - schedule a review.

Always inform your pharmacist if you’re taking other medicines (e.g., cyclosporine, rifampicin) as they can affect montelukast levels.

Frequently Asked Questions

Can I buy generic Singulair without a prescription?

No. In the UK, montelukast is a prescription‑only medicine. Any site that offers it over the counter is breaking the law and may be selling counterfeit products.

How much does a 10‑tablet pack of generic montelukast usually cost?

You can expect to pay between £5 and £8, depending on the pharmacy and whether you’re using an NHS prescription exemption.

Is generic montelukast as effective as the brand Singulair?

Yes. The active ingredient is identical, and the Medicines and Healthcare products Regulatory Agency requires bio‑equivalence testing before a generic can be approved.

What should I look for on the tablet packaging to confirm authenticity?

Check the batch number, expiry date, and imprint (typically “M10”). The packaging should carry the MHRA licence number and the name of the authorised generic manufacturer.

Can I use generic montelukast for both asthma and allergic rhinitis?

Absolutely. Montelukast is approved for both indications, and the same 10mg tablet works for either condition when prescribed by your doctor.

Next steps and troubleshooting

If you’ve followed the steps above but your order is delayed, first contact the pharmacy’s customer service - they should provide a tracking number or explain any hold‑up. If you suspect the medication is counterfeit, do not take it and report the seller to the MHRA via their online vigilance portal.

Still can’t find a suitable prescription service? Consider using the NHS’s e‑prescribing portal, which lets you upload your GP’s prescription and choose a partnered pharmacy automatically.

By staying informed and double‑checking each part of the process, you can safely buy cheap generic Singulair online and keep your asthma or allergy symptoms under control without breaking the bank.