How Taken
Use Famotidine as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Famotidine may be taken with or without food.
- Take Famotidine with a glass of water.
- Take Famotidine at least 2 hours before or after taking cephalosporins (eg, cephalexin), itraconazole, or ketoconazole.
- Ask your doctor before taking Famotidine with other acid reducers (antacids).
- If a dose is missed, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
Ask your health care provider any questions you may have about how to use Famotidine.
Warnings/Precautions
Some medical conditions may interact with Famotidine. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, plan to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines or other substances
- if you have kidney or liver problems
Some MEDICINES MAY INTERACT with Famotidine. However, no specific interactions with Famotidine are known at this time.
This may not be a complete list of all interactions that may occur. Ask your health care provider if Famotidine may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
Possible Side Effects
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Constipation; diarrhea; dizziness; headache.
Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); bloody or black stools; convulsions (seizures); difficulty or pain upon swallowing.
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