Famocid 20 mg
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Famocid 20 mg


Famocid 20 mg is used to treat gastrointestinal problems including heartburn. The active ingredient of this medication is Famotidine.

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Famocid 20 mg is used to decrease the amount of acid produced by your stomach. It helps to treat indigestion, heartburn, and other symptoms provoked by too much acid in the stomach. Healthcare professionals may also prescribe this medicine to treat other conditions not listed in this document. The active ingredient is Famotidine. Nonetheless, it also contains other inactive ingredients such as iron oxides, hypromellose, carnauba wax, titanium dioxide, and others. Famocid 20 mg belongs to the class of drugs called histamine H2-receptor antagonists or H2-blockers.

The manufacturer of Famocid 20 mg is Sun Pharma Laboratories Limited.

How to Administer Famocid 20 mg?

Take the tablet whole by mouth with or without food usually, 1-2 tablets daily or as your physician directs. Chewing, breaking, or crushing the pill while swallowing is not allowed. Otherwise, you may notice an unpleasant taste in your mouth. Use a glass of water to administer this medicine and avoid other drinks such as alcohol because your risk of side effects may increase. To decrease the risk of an upset stomach or nausea, you can take the tablet with milk or light food. To get a better effect from Famocid 20 mg, you should use it at a fixed time every day.

In addition, using Famocid 20 mg more frequently than is allowed, will not treat your disease faster. However, your healthcare provider may gradually increase the dosage or even change the medicine.

In case you intend to use the liquid form of Famocid 20 mg, it is advised to use a special measuring device or spoon. It is not allowed to use a household spoon because you may get the wrong dose, which may also increase your risk of side effects. Tell your physician promptly, if your disease does not improve or if it worsens.


The dosages vary among patients because it depends on the severity of the medical condition, response to therapy, age, weight (for children only), and other medicines that you may be using. Therefore, physicians prescribe different dosages for their patients. Do not use this medication if you are not sure what dosage is better for you or talk with a doctor. Additionally, continue using Famotidine even if you feel well because if you interrupt the treatment too early, symptoms may return. Thus, your condition may become worse and more difficult to treat.

Missed Dose

In certain cases, you may forget to use this medicine and physicians recommend taking the dose as soon as possible. Skip the missed dose if it is near the time for the next dose. Moreover, you should not take a double dose the next time to make up because you may experience severe side effects.


You may rarely notice an overdose due to an increased dose of Famotidine. Therefore, it is advised to stop taking this medicine and consult a doctor immediately if you are experiencing any of the following symptoms. For example severe dizziness, trouble breathing, passing out, slow or irregular heartbeat, and others. Ask your doctor if you have any questions.

Side Effects of Famocid 20 mg

All medications may give you certain side effects and Famocid 20 mg is not an exception. However, any of the following side effects may disappear in case your body adjusts to this medication. Certain factors that can provoke adverse effects are overdose and allergy. There are three types of adverse effects: mild, moderate, and severe.

Mild Side Effects

One factor that can provoke mild side effects is dehydration. Thus, you should drink plenty of water during treatment, to diminish this issue. Check some examples below:

Moderate Side Effects

Usually, this category of adverse reactions is not dangerous for the patients and they can safely continue administering Famocid 20 mg. Your doctor may be able to help you to prevent or avoid side effects. For example:

  • Tiredness
  • Vomiting
  • Dizziness

Severe Side Effects

While this category of side effects may occur rarely, you should stop using Famocid 20 mg and get medical help right away, if you experience any of them. Check below some examples:

  • Abnormal liver function tests
  • Hair loss
  • Fever
  • Abdominal or stomach pain
  • Loss of appetite
  • Bloody diarrhea
  • Slow heartbeat

This document does not contain a complete list of side effects. Inform your doctor right away if you experience any of the adverse reactions listed above or any other effects.

Drug Interaction

Famocid 20 mg may interact with some substances and medicines and increase your risk of side effects or even decrease the effectiveness of the drug. That’s why it is advised to inform your doctor about all products that you are using before taking this medicine. Examples include herbal products, vitamins, prescription medicines, supplements, nonprescription medicines, and others. Check below some examples:

  • Itraconazole
  • Primidone
  • Carbamazepine
  • Phenytoin
  • Phenobarbital
  • Erythromycin
  • Chloroquine
  • Cimetidine
  • Ketoconazole
  • Clarithromycin
  • Rifampin
  • St. John’s wort
  • Dexamethasone
  • Apalutamide
  • Fosphenytoin
  • Mitotane
  • Rifabutin
  • Rifapentine
  • Somatropin

Check below some examples of disease interaction:

  • Arrhythmias
  • Liver impairment
  • Epilepsy
  • Cysticercosis

Consult a doctor before using this medicine because this article does not contain all possible disease and drug interactions. In addition, it is not recommended to start, stop, or change the dosages without the doctor’s recommendations because it may lead to unpleasant results.


Inform your healthcare professional if you have an allergy to the ingredients of the drug or if you have any other allergies. Moreover, you should share your medical history with your doctor before taking Famocid 20 mg. Examples include:

  • Liver disease
  • Heart disease (coronary arterial disease, heart failure, and others)
  • Eye infection
  • Parasitic brain infection
  • Seizures
  • Diabetes
  • Cancer
  • Surgery

Famotidine may temporarily blur your vision or may make you drowsy or dizzy. Therefore, you should limit or avoid alcoholic drinks and marijuana (cannabis) during treatment because these effects may increase. In addition, do not drive while you are on treatment with Famocid 20 mg until you can do it safely.

During pregnancy, this medicine may be used with the doctor’s approval only. Otherwise, it may harm you and your unborn baby. Consult a doctor in case you are a breastfeeding mother because Famotidine passes into breast milk.

Additional information

Active Ingredient



Sun Pharma Laboratories Ltd.


14 tabs/blister


20 mg

Also known as



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