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Meds & supplements  ›  Ranitidine

Medicine

Ranitidine

Use(s) relieves heartburn associated with acid indigestion and sour stomach prevents heartburn associated with acid indigestion and sour stomach brought on by eating or drinking certain foods and beverages

Medication guideLabel updated 2025-05-23

Selected manufacturer label information, organised into consistent sections by Sofidex. Read the full label at DailyMed ↗

Drug facts

Used for
Use(s) relieves heartburn associated with acid indigestion and sour stomach prevents heartburn associated with acid indigestion and sour stomach brought on by eating or drinking certain foods and beverages
How to take it
  • adults and children 12 years and over:
  • to relieve symptoms, swallow 1 tablet with a glass of water
  • to prevent symptoms, swallow 1 tablet with a glass of water 30 to 60 minutes before eating food or drinking beverages that cause…
Do not take if
  • if you have trouble or pain swallowing food, vomiting with blood, or bloody or black stools.These may be signs of a serious condition. See your doctor.
  • with other acid reducers

What it does

Acid reducer

How to take it

  • adults and children 12 years and over:
    • to relieve symptoms, swallow 1 tablet with a glass of water
    • to prevent symptoms, swallow 1 tablet with a glass of water 30 to 60 minutes before eating food or drinking beverages that cause heartburn
    • can be used up to twice daily (do not take more than 2 tablets in 24 hours)
  • children under 12 years: ask a doctor

Side effects, and when to stop

  • your heartburn continues or worsens
  • you need to take this product for more than 14 days

Who should not take it

  • if you have trouble or pain swallowing food, vomiting with blood, or bloody or black stools.These may be signs of a serious condition. See your doctor.
  • with other acid reducers

What to say before you start

  • had heartburn over 3 months. This may be a sign of a more serious condition.
  • heartburn with lightheadedness, sweating or dizziness
  • chest pain or shoulder pain with shortness of breath; sweating; pain spreading to arms, neck or shoulders; or lightheadedness
  • frequent chest pain
  • frequent wheezing, particularly with heartburn
  • unexplained weight loss
  • nausea or vomiting
  • stomach pain
  • kidney disease

If you are pregnant or breastfeeding

ask a health professional before use.

Warnings

Allergy alert: Do not use if you are allergic to ranitidine or other acid reducers

Keeping it away from children

In case of overdose, get medical help or contact a Poison Control Center right away (1-800-222-1222).

Active ingredient (in each tablet)

Ranitidine 150 mg (as ranitidine hydrochloride USP, 168 mg)

Use(s)

  • relieves heartburn associated with acid indigestion and sour stomach
  • prevents heartburn associated with acid indigestion and sour stomach brought on by eating or drinking certain foods and beverages

Cite this page

NLM

sofidex [Internet]. Daloreum; c2026. Ranitidine; [reviewed 2026 Aug 2; cited 2026 Nov 10]. Available from: https://sofidex.com/patients/medicines/ranitidine

APA 7th

sofidex. (2026, August 2). Ranitidine. Daloreum. Retrieved November 10, 2026, from https://sofidex.com/patients/medicines/ranitidine

AMA 11th

Ranitidine. sofidex. Reviewed August 2, 2026. Accessed November 10, 2026. https://sofidex.com/patients/medicines/ranitidine

The cited date is today’s, because a citation records when you read the page. The reviewed date is when a clinician last checked it.