Why is this drug prescribed?
Zantac is prescribed for the shortterm treatment (4 to 8 weeks) of active duodenal ulcer and active benign gastric ulcer, and as maintenance therapy for gastric or duodenal ulcer, at a reduced dosage, after the ulcer has healed. It is also used for the treatment of conditions in which the stomach produces too much acid, such as ZollingerEllison syndrome and systemic mastocytosis, for gastroesophageal reflux disease (backflow of acid stomach contents) and for healingand maintaining healing oferosive esophagitis (severe inflammation of the esophagus).
Some doctors prescribe Zantac to prevent damage to the stomach and duodenum from longterm use of nonsteroidal antiinflammatory drugs such as Indocin and Motrin, and to treat bleeding of the stomach and intestine. Zantac is also sometimes prescribed for stressinduced ulcers.
Most important fact about this drug
Zantac helps to prevent the recurrence of gastric or duodenal ulcers and aids the healing of ulcers that do occur.
How should you take this medication?
Take this medication exactly as prescribed by your doctor. Make sure you follow the diet your doctor recommends.
Dissolve "Efferdose" tablets and granules in 6 to 8 ounces of water before taking them.
You can take an antacid for pain while you are taking Zantac.
If you miss a dose...
Take it as soon as you remember. If it is almost time for your next dose, skip the one you missed and go back to your regular schedule. Never take 2 doses at the same time.
Store this medication at room temperature in the container it came in, tightly closed and away from moist places and direct light. Keep Zantac Syrup from freezing.
What side effects may occur?
Side effects cannot be anticipated. If any develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking Zantac.
More common side effects may include:
Headache, sometimes severe
Less common or rare side effects may include:
Abdominal discomfort and pain, agitation, changes in blood count (anemia), changes in liver function, constipation, depression, diarrhea, difficulty sleeping, dizziness, hair loss, hallucinations, heart block, hepatitis, hypersensitivity reactions, inflamed blood vessels, inflammation of the pancreas, involuntary movements, irregular heartbeat, jaundice (yellowing of eyes and skin), joint pain, muscle pain, nausea and vomiting, rapid heartbeat, rash, reduced white blood cells, reversible mental confusion, severe allergic reactions, sleepiness, slow heartbeat, swollen face and throat, vague feeling of bodily discomfort, vertigo, yellow eyes and skin
Why should this drug not be prescribed?
If you are sensitive to or have ever had an allergic reaction to Zantac or similar drugs such as Tagamet, you should not take this medication. Make sure that your doctor is aware of any drug reactions that you have experienced.
Special warnings about this medication
A stomach malignancy could be present, even if your symptoms have been relieved by Zantac.
If you have kidney or liver disease, this drug should be used with caution.
If you have phenylketonuria, you should be aware that the "Efferdose" tablets and granules contain phenylalanine.
Possible food and drug interactions when taking this medication
If Zantac is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Zantac with the following:
Bloodthinning drugs such as Coumadin
Glyburide (DiaBeta, Micronase)
Procainamide (Procan SR)
Special information if you are pregnant or breastfeeding
The effects of Zantac in pregnancy have not been adequately studied. If you are pregnant or plan to become pregnant, inform your doctor immediately. Zantac appears in breast milk and could affect a nursing infant. If this medication is essential to your health, your doctor may advise you to discontinue breastfeeding until your treatment with this medication is finished.
Other useful drug information: Zyrtec | Mucinex | Diflucan | Flexeril | Nortriptyline | Biaxin | Zelnorm
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