Cimetidine Acid Reducer [OTC]; Tagamet HB [OTC] [DSC]
Apo-Cimetidine; Dom-Cimetidine; Mylan-Cimetidine; Novo-Cimetidine; Nu-Cimet; PMS-Cimetidine
- It is used to treat or prevent GI (gastrointestinal) ulcers.
- It is used to treat gastroesophageal reflux disease.
- It is used to treat heartburn and sour stomach.
- It is used to treat syndromes caused by lots of stomach acid.
- If you have an allergy to cimetidine or any other part of this drug.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you are taking dofetilide.
- Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
- Tell your doctor if you have black, tarry, or bloody stools; you throw up blood; or your throw up looks like coffee grounds.
- If you have trouble swallowing, talk with your doctor.
- This drug prevents many other drugs taken by mouth from getting into the body. If you take other drugs by mouth, take them at least 3 hours before or after this drug. If you are not able to do this, talk with your doctor.
- If you are 65 or older, use this drug with care. You could have more side effects.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this drug while you are pregnant.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
- Signs of a pancreas problem (pancreatitis) like very bad stomach pain, very bad back pain, or very bad upset stomach or throwing up.
- Not able to pass urine or change in how much urine is passed.
- Fast or slow heartbeat.
- A heartbeat that does not feel normal.
- Feeling confused.
- Mood changes.
- Hallucinations (seeing or hearing things that are not there).
- For males, enlarged breasts.
- Change in sex ability.
- Take with or without food.
- Do not take antacids within 1 hour of this drug.
- To prevent heartburn take this drug 30 minutes before eating foods or drinking liquids that cause heartburn.
- Measure liquid doses carefully. Use the measuring device that comes with this drug. If there is none, ask the pharmacist for a device to measure this drug.
- If you take this drug on a regular basis, take a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
- Many times this drug is taken on an as needed basis. Do not take more often than told by the doctor.
- Store at room temperature.
- Protect from light.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Check with your pharmacist about how to throw out unused drugs.
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else’s drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.