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Zyloric 300 Tablet

Allopurinol (300mg)

Zyloric 300 Tablet is used for treatment and prevention of gout (chronic hyperuricaemia), prevention of uric acid kidney stones, prevention/treatment of high uric acid due to cancer chemotherapy (tumour lysis syndrome).

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated September 2026

₹59₹5.90 per tablet
Licensed pharmacyPharmacist-verified orderDelivered across India

Key details

Salt: Allopurinol (300mg)
Available variants: tablet 10 Tablet
Best price: ₹59 (₹5.90 per tablet)
Prescription: Required
Manufacturer: GLAXO SMITHKLINE PHARMA

Ordering notes

Standard delivery across India. No same-day delivery nationally.
Chennai express delivery is possible and chargeable. Learn more
Returns & refunds: orders can be cancelled before dispatch; after dispatch, returns depend on the item category. Read the full policy

Composition of Zyloric 300 Tablet

Zyloric 300 Tablet contains Allopurinol (300mg). It belongs to the Xanthine oxidase inhibitor class of medicines.

Uses of Zyloric 300 Tablet

  • Treatment and prevention of gout (chronic hyperuricaemia)
  • prevention of uric acid kidney stones
  • prevention/treatment of high uric acid due to cancer chemotherapy (tumour lysis syndrome)

Key benefits

  • Lowers high uric acid levels
  • Prevents recurrent gout attacks over time
  • Helps dissolve/prevent urate crystal deposits (tophi)
  • Prevents uric acid kidney stones
  • Helps manage hyperuricaemia during chemotherapy

How Zyloric 300 Tablet works

Allopurinol inhibits xanthine oxidase, an enzyme required for conversion of hypoxanthine and xanthine to uric acid. This lowers serum and urinary uric acid levels and helps prevent urate crystal formation and deposits in joints/kidneys.

How to take Zyloric 300 Tablet

Tablet for oral use. Take exactly as prescribed, preferably after food and with plenty of water. Continue long term; do not stop abruptly. Dose may be started low and titrated; ensure good hydration. If a dose is missed, take it when remembered unless it is close to the next dose.

Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.

Missed dose and overdose

If you miss a dose

Take it as soon as you remember. If your next dose is almost due, skip the one you missed — never take two doses together to catch up.

If you take too much

An overdose of this medicine can seriously suppress the bone marrow and damage the liver. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.

Side effects of Zyloric 300 Tablet

Most side effects of Zyloric are mild and settle as the body adjusts. Reported side effects include:

  • Skin rash
  • nausea
  • vomiting
  • diarrhoea
  • abdominal pain
  • headache
  • dizziness
  • drowsiness
  • taste changes
  • elevated liver enzymes

Stop the medicine and seek help immediately for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.

Safety advice for Zyloric 300 Tablet

PregnancyConsult doctor (use only if clearly needed; limited human data)
BreastfeedingZyloric 300 Tablet is safe to use during lactation. Human studies have shown that either the drug does not pass into the breastmilk in significant amount or is not expected to cause toxicity to the baby.
AlcoholUse with caution (alcohol can increase uric acid and worsen gout)
DrivingMay cause drowsiness or affect your concentration. Do not drive until you know how it affects you.
KidneyZyloric 300 Tablet should be used with caution in patients with kidney disease. Dose adjustment of Zyloric 300 Tablet may be needed. Please consult your doctor.
LiverZyloric 300 Tablet should be used with caution in patients with liver disease. Dose adjustment of Zyloric 300 Tablet may be needed. Please consult your doctor.
Habit formingNo

Warnings and precautions

Do not use if allergic to allopurinol. Stop and seek urgent medical help if rash, fever, sore throat, mouth ulcers, facial swelling, or peeling skin occurs (risk of severe cutaneous adverse reactions including SJS/TEN/DRESS). Use with caution in kidney or liver disease; dose adjustment may be required and monitoring advised. May precipitate an acute gout attack when started—doctor may prescribe prophylaxis (e.g., colchicine/NSAID). Maintain adequate fluid intake; monitor uric acid. Risk of hypersensitivity is higher in renal impairment and with thiazide diuretics; HLA-B*58:01 testing may be considered in high-risk ethnic groups.

Do not take Zyloric if

Not for anyone with a known allergy to this medicine or to any ingredient in the pack. Not for people with an active serious infection, or with severe liver or bone-marrow disease. Several of these medicines must not be used in pregnancy.

Interactions with other medicines

Azathioprine, mercaptopurine (require major dose reduction/avoid), warfarin (may increase effect), theophylline, didanosine, cyclophosphamide/chlorpropamide (increased toxicity risk), ampicillin/amoxicillin (increased rash risk), thiazide diuretics (increased hypersensitivity risk), ACE inhibitors (reported increased hypersensitivity), probenecid/uricosurics (may alter levels)

How to store Zyloric 300 Tablet

Store at room temperature (below 25°C), protected from moisture and light. Keep in original pack and out of reach of children.

Expert advice for Zyloric 300 Tablet

<div class="style__desktop-container___1hcBT"><div class="style__desktop-video___2GTR9"><div class="styles__video-img___1rCzR"><div class=""/><div class=""/></div></div><div><div><div><div><div class="ExpertAdviceItem__content___1Djk2"><ul><li>Your doctor has prescribed Zyloric 300 Tablet to reduce episodes of gout attack.</li> <li>Take Zyloric 300 Tablet at the same time every day, with or without food.</li> <li>Take plenty of fluids (2-3 litres) daily while on Zyloric 300 Tablet .</li> <li>Notify your doctor if you develop a rash. This could be a sign of allergy and should go away on discontinuing Zyloric 300 Tablet .</li> <li>When you first start taking Zyloric 300 Tablet , you might have more gout attacks. Do not stop Zyloric 300 Tablet on having an acute attack of gout as that could make an attack worse.</li> <li>Your doctor may check your liver function before starting treatment and regularly thereafter. Inform your doctor if you notice yellowing of eyes or skin, dark urine, or stomach pain.</li> <li>Do not consume alcohol while taking Zyloric 300 Tablet as it may cause your gout to flare up.</li></ul></div></div></div></div></div></div>

Manufacturer and class

Manufacturer:
GLAXO SMITHKLINE PHARMA
Therapeutic class:
prescription
Drug class:
Xanthine oxidase inhibitor

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Zyloric 300 Tablet FAQs

What is Zyloric 300 Tablet used for?
Zyloric 300 Tablet is commonly used for Treatment and prevention of gout (chronic hyperuricaemia), prevention of uric acid kidney stones, prevention/treatment of high uric acid due to cancer chemotherapy (tumour lysis syndrome). Always follow your doctor's advice, this information is for educational purposes and not a substitute for professional medical guidance.
What is the salt in Zyloric 300 Tablet?
Zyloric 300 Tablet contains Allopurinol (300mg). If you are allergic to any of these active ingredients or excipients, do not take this medicine and speak to your doctor first.
How should I take Zyloric 300 Tablet?
Tablet for oral use. Take it exactly as prescribed; do not change the dose or stop early without talking to your doctor.
How does Zyloric 300 Tablet work?
Allopurinol inhibits xanthine oxidase, an enzyme required for conversion of hypoxanthine and xanthine to uric acid.
Is Zyloric 300 Tablet a prescription medicine?
Yes. Zyloric 300 Tablet is a prescription-only (Rx) medicine. Upload a valid prescription from a registered medical practitioner during checkout. We cannot dispense it without a valid Rx.
What are the common side effects of Zyloric 300 Tablet?
The side effects reported most often with Zyloric are Skin rash, nausea, vomiting, diarrhoea, abdominal pain. Most are mild and settle as the body adjusts; tell your doctor if any of them persist or worry you, and stop the medicine and seek help at once for a rash, swelling of the face or lips, or difficulty breathing.
Can Zyloric 300 Tablet be taken during pregnancy?
Consult doctor (use only if clearly needed; limited human data) Always tell your doctor if you are pregnant, planning a pregnancy or breastfeeding before starting Zyloric.
Can I drink alcohol while taking Zyloric 300 Tablet?
Use with caution (alcohol can increase uric acid and worsen gout)
What if I miss a dose of Zyloric 300 Tablet?
Take it as soon as you remember.
Is Zyloric 300 Tablet habit forming?
No. Zyloric 300 Tablet is not known to be habit forming when taken as prescribed.
How much does Zyloric 300 Tablet cost on PingMeDoc Pharmacy?
Zyloric 300 Tablet starts at ₹59 on PingMeDoc Pharmacy. Available in tablet 10 Tablet. Final price is confirmed at checkout and may vary by variant and location.
Who manufactures Zyloric 300 Tablet?
Zyloric 300 Tablet is manufactured by GLAXO SMITHKLINE PHARMA. PingMeDoc Pharmacy sources medicines only from licensed manufacturers and distributors.
How is Zyloric 300 Tablet delivered?
Zyloric 300 Tablet is delivered across India via our licensed pharmacy partners. Standard delivery timelines are confirmed at checkout. Chennai customers can opt for chargeable same-city express delivery.

Zyloric 300 Tablet, Quick facts

Salt
Allopurinol (300mg)
Form
tablet
Best price
₹59 (₹5.90 per tablet)
Prescription
Required (Rx)
Schedule
Schedule H
Brand
GLAXO SMITHKLINE PHARMA
Manufacturer
GLAXO SMITHKLINE PHARMA
Therapeutic class
prescription
Drug class
Xanthine oxidase inhibitor
Habit forming
No
Variants
tablet 10 Tablet
Delivery
Standard across India

References

The information on Zyloric 300 Tablet is compiled from the manufacturer's prescribing information and the sources below, and is reviewed by a registered medical practitioner. It does not replace advice from your own doctor.

  1. Manufacturer labeling/package insert, established medical literature (xanthine oxidase inhibitors), standard pharmacology references, clinical guidelines for gout management
  2. Central Drugs Standard Control Organisation (CDSCO), Ministry of Health & Family Welfare, Government of India, approved drug and schedule listings.
  3. National List of Essential Medicines (NLEM) 2022, Government of India.
  4. Manufacturer's package insert / prescribing information for Zyloric 300 Tablet.
  5. World Health Organization, ATC/DDD classification and Model Formulary for the active ingredient.

Next steps

Safety disclaimer

Product information is for general awareness and does not replace professional medical advice. Always follow a clinician's guidance and upload a valid prescription when required.