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Zantac

Zantac

Ranitidine

Ranitidine tablets for gastro-oesophageal reflux disease and peptic ulcers. It lowers the amount of acid the stomach produces.

Active ingredient
Ranitidine
Route
Oral use
Form
Tablet
Strengths
150mg · 300mg

This listing uses Zantac as a reference name. A generic equivalent is supplied; its exact brand and manufacturer are confirmed before supply.

Prescription and consultation requirements for Zantac vary by destination and are determined by the fulfilment partner.

Zantac details

Alternative names
ranitidine
Therapeutic class
H2 Receptor Antagonist
Pharmacological class
Gastric Acid Inhibitor
Minor side effects
headache; dizziness; constipation
Moderate side effects
nausea; diarrhoea; abdominal pain
Dosage forms
Tablet
Administration route
Oral use
Supply category
Pharmacy medicine (P), available from a pharmacist without a prescription
Originator
GlaxoSmithKline
Onset Time
1 hour
Duration
12 hours
Storage instructions
Store below 25°C. Keep dry.
Drug interactions
Ketoconazole; Atazanavir
Age restrictions
Approved for children over one month of age, adolescents, and adults.
Contraindications

history of ranitidine-induced acute porphyria; hypersensitivity to H2 antagonists

Serious side effects

acute interstitial nephritis, requires immediate medical attention; hepatotoxicity, requires immediate medical attention; thrombocytopenia, requires immediate medical attention

Patient summary

Ranitidine tablets for gastro-oesophageal reflux disease and peptic ulcers. It lowers the amount of acid the stomach produces.

Mechanism of action

Reversibly inhibits histamine at H2 receptors on parietal cells, lowering baseline and stimulated acid volume output.

Pregnancy and breastfeeding

Pregnancy: Suitability during pregnancy depends on the specific medicine and individual circumstances. Confirm with a qualified clinician or pharmacist before use. Breastfeeding: Expelled in low amounts.

What you will receive

Zantac is used here as a reference originator brand name to identify the medicine. We are not affiliated with the brand owner, and this listing does not offer the originator product.

  • The supplied product is a generic equivalent containing Ranitidine, not the originator brand shown as the reference.
  • The exact generic brand, manufacturer and dispatch location are confirmed based on the product, destination and available manufacturer or partner warehouse.
  • Check the final product details at checkout before confirming an order.

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