Medication info
Joah Pamotidine Tablet 20mg

Joah Pamotidine Tablet 20mg

Prescription medicationTablet경구
Ingredient · strength
Famotidine›20mg / 1 tablet
Manufacturer / importer
조아제약(주)
Appearance
Green round film-coated tablet
Packaging
Bottle - 30 tablets/bottle, Bottle - 300 tablets/bottle
Approval status
Active

MFDS item code 202000561 · Approved 2020.02.03 · Insurance code 644604040

Summary

Main use
Improvement of gastric ulcers and upper gastrointestinal bleeding (peptic ulcers, acute stress ulcers, etc.)
Who takes it
Adults
Adult dose
For gastric and duodenal ulcers, anastomotic ulcers, upper gastrointestinal bleeding, gastroesophageal reflux disease, Zollinger-Ellison syndrome: 20mg orally, twice a day (after breakfast, after dinner, or at bedtime) or 40mg orally, once a day (at bedtime). Treatment for upper gastrointestinal bleeding should begin with an injection, switching to oral administration once feasible. Improvement in gastric mucosal lesions caused by acute gastritis and acute exacerbation of chronic gastritis.

Ingredients

Manufacturer
조아제약(주)

Efficacy & effects

Improvement of gastric ulcers and upper gastrointestinal bleeding (peptic ulcers, acute stress ulcers, etc.)

  • Gastric and duodenal ulcers
  • anastomotic ulcers
  • upper gastrointestinal bleeding
  • acute stress ulcers
  • hemorrhagic gastritis
  • gastroesophageal reflux disease
  • Zollinger-Ellison syndrome
  • gastric mucosal lesions
  • erosions
  • bleeding
  • redness
  • edema
View approved original text

This medicine is used to treat gastric and duodenal ulcers, anastomotic ulcers, and upper gastrointestinal bleeding, including peptic ulcers and acute stress ulcers. It is also effective for bleeding caused by hemorrhagic gastritis, gastroesophageal reflux disease, and Zollinger-Ellison syndrome. During the acute exacerbation phase of acute and chronic gastritis, it helps improve lesions such as erosions, bleeding, redness, and edema of the gastric mucosa. This medication protects the gastric mucosa and heals damaged areas to alleviate symptoms and restore gastrointestinal health. Therefore, it is used in the treatment of various ulcerative and inflammatory diseases related to the stomach.

How to take

Adult dose

For gastric and duodenal ulcers, anastomotic ulcers, upper gastrointestinal bleeding, gastroesophageal reflux disease, Zollinger-Ellison syndrome: 20mg orally, twice a day (after breakfast, after dinner, or at bedtime) or 40mg orally, once a day (at bedtime). Treatment for upper gastrointestinal bleeding should begin with an injection, switching to oral administration once feasible. Improvement in gastric mucosal lesions caused by acute gastritis and acute exacerbation of chronic gastritis.

Precautions

This medication should not be used in certain patients. For example, it should not be administered to patients with allergies to its ingredients or similar drugs, or those with a genetic problem digesting lactose. Additionally, caution is required in patients with a history of drug allergies, kidney or liver problems, heart disease, and the elderly. Particularly, for patients with decreased kidney function, the drug concentration may increase, necessitating a dosage adjustment. Although rare, serious side effects can appear during the use of this medication. For instance, severe allergic reactions, blood abnormalities, cardiac rhythm problems, liver dysfunction, muscle damage, changes in consciousness, and kidney issues may occur. If such symptoms arise, the medication should be stopped immediately and medical attention sought. Generally, during treatment, it is essential to monitor symptoms and blood, liver, and kidney functions closely, and if this medication is ineffective, it may be better to switch to alternative treatments. This medication dissolves in the mouth but is not absorbed through the oral mucosa, so it should be swallowed with saliva or water. Patients undergoing hemodialysis should be cautious, as the effectiveness may decrease if this medication is used with certain phosphate binders. Moreover, it may interact with other medications, especially when taken with certain antifungals or anticancer drugs. The elderly may be at increased risk of elevated drug concentrations due to decreased kidney function, thus requiring cautious dosage reduction or extended intervals between doses. Women who are pregnant or may become pregnant should only use this medication if its benefits outweigh the risks, and breastfeeding women are advised to discontinue breastfeeding. Safety in children has not been sufficiently established, so caution is advised in their use. Finally, while this medication can be placed on the tongue and dissolved with saliva, it should not be taken lying down without water, as it may mask gastric cancer symptoms, hence should only be used after confirming malignancy.

Side effects and when to seek care immediately

Serious side effects

Shock, anaphylaxis due to hypersensitivity, respiratory distress, general flushing, angioedema (facial edema, pharyngeal edema, etc.), urticaria, pancytopenia, agranulocytosis, aplastic anemia, hemolytic anemia, thrombocytopenia, Stevens-Johnson syndrome, Lyell's syndrome, liver dysfunction, jaundice, rhabdomyolysis, QT prolongation, ventricular tachycardia (including Torsades de Pointes), ventricular fibrillation, altered consciousness, generalized seizures (tonic, clonic, myoclonic), epilepsy

Mild side effects

  • Rash
  • urticaria (erythema)
  • facial swelling
  • leukopenia
  • eosinophilia
  • constipation
  • diarrhea
  • dry mouth
  • nausea
  • vomiting
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  • abdominal bloating
  • loss of appetite
  • stomatitis
  • hypertension
  • flushing
  • tinnitus
  • bradycardia
  • tachycardia
  • atrioventricular block
  • bronchospasm
  • elevated AST(GOT)
  • ALT(GTP)
  • and ALP
  • increased total bilirubin and LDH
  • hepatitis
  • general malaise
  • lethargy
  • headache
  • drowsiness
  • insomnia
  • hallucinations
  • agitation
  • excitement

Not everyone experiences these, and they can vary from person to person.

Storage

This medication should be stored in a tightly sealed container to protect it from air and moisture. It should be kept away from direct sunlight and stored at a normal room temperature, avoiding extremes of heat or cold.

Appearance and packaging

Appearance

Green round film-coated tablet

Package unit

Bottle - 30 tablets/bottle, Bottle - 300 tablets/bottle

Same-ingredient medicines

Even with the same ingredient, strength, dosage form and how it is taken can differ.

Even with the same ingredient, the dose and directions can differ by strength and dosage form. Talk to a doctor or pharmacist before switching from a medication you are already taking.

Questions about this medicine

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For anything that needs medical judgment, consult a doctor or pharmacist.

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This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.