What is this medication?Tagamet HB contains an acid reducer. It is intended to relieve heartburn associated with acid ingestion and sour stomach. It is also intended to prevent heartburn associated with acid indigestion and sour stomach brought on by eating or drinking certain foods and beverages.
Are there any warnings associated with Tagamet HB?Do not use this product if you are allergic to cimetidine or other acid reducers.
Do not use this product 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.
Do not use this product with other acid reducers.
Stop using this product and ask a doctor if your heartburn continues or worsens, if stomach pain continues, or if you need to take this product for more than 14 days.
Keep out of the reach of children. In case of an overdose, get medical help or contact a poison control center right away.
Read the directions and warnings before taking this medication.
Should I talk to my doctor before taking Tagamet HB?Talk to a doctor before using this product if you are taking theophylline (oral asthma medicine), phenytoin (seizure medicine), or warfarin (blood-thinning medicine). Talk to your doctor or pharmacist before using this product if you are not sure if you are taking one of these medications.
Talk to a doctor before using this product if you have frequent chest pain; frequent wheezing, particularly with heartburn; unexplained weight loss; nausea or vomiting; stomach pain; heartburn over 3 months. This may be a sign of a more serious condition.
Ask a doctor before use if you have had 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.
Ask a health professional before using this product if you are pregnant or breast-feeding.
What are the possible side effects of Tagamet HB?Side effects cannot always be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.
What should I avoid while taking Tagamet HB?Do not take more than 2 tablets in 24 hours.
What are possible food and drug interactions associated with Tagamet HB?Tagamet HB may interfere with the action of drugs prescribed by your doctor. Check with your doctor before taking Tagamet if you are taking blood thinning medication (e.g. Warfarin), or drugs prescribed for asthma (eg. Theophylline) or epilepsy (Phenytoin). If in doubt about this or about possible effects of Tagamet on any other medications you are taking, talk to your doctor or pharmacist.
If Tagamet HB is taken with certain other drugs, the effects of either could be increased, decreased, or altered. Always check with your doctor before combining Tagamet HB with any other medication.
What is the usual dosage of Tagamet HB?Adults and children ≥12 years:
To relieve symptoms: Swallow one 200-milligram (mg) tablet with a glass of water.
To prevent symptoms: Swallow one 200-mg tablet with a glass of water right before or any time up to 30 minutes before eating food or drinking beverages that cause heartburn.
Do not take more than 2 tablets in 24 hours.
Children <12: Ask a doctor.
How should I store Tagamet HB?Store at room temperature.