Learn more about usage, cautions, and possible side effects .
Chemical Name: RANITIDINE (ra-NIT-ti-deen)
This medicine is a histamine blocker used to treat and prevent ulcers. It is also used to treat gastroesophageal reflux disease (GERD). This medicine may also be used to treat other conditions as determined by your doctor.
Some medicines or medical conditions may interact with this medicine. INFORM YOUR DOCTOR OR PHARMACIST of all prescription and over-the-counter medicine that you are taking. DO NOT TAKE THIS MEDICINE if you are taking dasatinib. ADDITIONAL MONITORING OF YOUR DOSE OR CONDITION may be needed if you are taking anticoagulants (such as warfarin), azole antifungals (such as itraconazole or ketoconazole), certain benzodiazepines (such as midazolam), certain HIV protease inhibitors (such as atazanavir), dasatinib, delavirdine, gefitinib, glipizide, or procainamide. DO NOT START OR STOP any medicine without doctor or pharmacist approval. Inform your doctor of any other medical conditions including liver or kidney problems, allergies, pregnancy, or breast-feeding. Contact your doctor or pharmacist if you have any questions or concerns about taking this medicine.
Follow the directions for using this medicine provided by your doctor. Completely dissolve this medicine in at least 5 ml of water, then drink. Use a measuring device marked for medicine dosing to be sure adequate water is used to dissolve the tablet. ANTACIDS MAY BE USED with this medicine unless directed otherwise by your doctor. STORE THIS MEDICINE in the original package in either the refrigerator or at room temperature, away from heat, moisture, and light. IF YOU MISS A DOSE OF THIS MEDICINE, 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.
DO NOT TAKE THIS MEDICINE if you have had an allergic reaction to it or are allergic to any ingredient in this product. IF YOUR SYMPTOMS DO NOT IMPROVE or if they become worse, check with your doctor. CONTINUE TAKING THIS MEDICINE for the full course of treatment even if you feel better. Do not stop using this medicine without checking with your doctor. DO NOT DRIVE, OPERATE MACHINERY, OR DO ANYTHING ELSE THAT COULD BE DANGEROUS until you know how you react to this medicine. Using this medicine alone, with other medicines, or with alcohol, may lessen your ability to drive or to perform other potentially dangerous tasks. BEFORE YOU BEGIN TAKING ANY NEW MEDICINE, either prescription or over-the-counter, check with your doctor or pharmacist. PHENYLKETONURICS: This medicine contains phenylalanine. Check with your doctor before taking this medicine. FOR WOMEN: IF YOU PLAN ON BECOMING PREGNANT, discuss with your doctor the benefits and risks of using this medicine during pregnancy. THIS MEDICINE IS EXCRETED IN BREAST MILK. DO NOT BREAST-FEED while taking this medicine.
SIDE EFFECTS that may occur while using this medicine include constipation, diarrhea, headache, nausea, or stomach upset. If they continue or are bothersome, check with your doctor. CHECK WITH YOUR DOCTOR AS SOON AS POSSIBLE if you experience change in the amount of urine produced; or fever, chills, or persistent sore throat. CONTACT YOUR DOCTOR IMMEDIATELY if you experience confusion; dark urine; depression; fast, slow, or irregular heartbeat; hallucinations; severe or persistent headache or stomach pain; unusual bruising or bleeding; or yellowing of the eyes or skin. AN ALLERGIC REACTION to this medicine is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include rash, itching, swelling, dizziness, or trouble breathing. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist. This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your healthcare provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Drug interactions can result in unwanted side effects or prevent a medicine from doing its job. Use our drug interaction checker to find out if your medicines interact with each other. Check drug interactions
If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include difficulty breathing, fast heartbeat, tremors, vomiting, and restlessness.
DO NOT SHARE THIS MEDICINE with others for whom it was not prescribed. DO NOT USE THIS MEDICINE for other health conditions. KEEP THIS MEDICINE out of the reach of children. IF USING THIS MEDICINE FOR AN EXTENDED PERIOD OF TIME, obtain refills before your supply runs out.
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