Medication info
Memotin 5 mg Tablets (Memantine Hydrochloride)

Memotin 5 mg Tablets (Memantine Hydrochloride)

Prescription medicationTablet경구
Ingredient · strength
Memantine Hydrochloride›5mg / 1 tablet
Manufacturer / importer
(주)셀트리온제약
Appearance
White oval film-coated tablets
Packaging
Bottle - 30 tablets/bottle, Bottle - 100 tablets/bottle
Approval status
Active

MFDS item code 202503175 · Approved 2025.12.05

Summary

Main use
Improvement of symptoms in moderate to severe Alzheimer's disease
Who takes it
Adults
Adult dose
This medication is taken orally once a day and should be administered at the same time every day. If necessary, it can be taken twice a day. Dose escalation: The maximum daily dose is 20 mg, which should be increased by 5 mg weekly over the first 3 weeks. First week: 5 mg once daily. Second week: 10 mg once daily. Third week: 15 mg once daily. From the fourth week: 20 mg once daily. Maintenance dose: 20 mg once daily.

Ingredients

Manufacturer
(주)셀트리온제약

Efficacy & effects

Improvement of symptoms in moderate to severe Alzheimer's disease

  • Alzheimer's disease
View approved original text

This medication is used for the treatment of moderate to severe Alzheimer's disease. It helps alleviate cognitive decline in patients and improve the quality of daily life.

How to take

Adult dose

This medication is taken orally once a day and should be administered at the same time every day. If necessary, it can be taken twice a day. Dose escalation: The maximum daily dose is 20 mg, which should be increased by 5 mg weekly over the first 3 weeks. First week: 5 mg once daily. Second week: 10 mg once daily. Third week: 15 mg once daily. From the fourth week: 20 mg once daily. Maintenance dose: 20 mg once daily.

Precautions

This medication should not be used in patients with allergies to its components. It should also be avoided in patients with very poor liver function and severely impaired kidney function. Caution is necessary when used in patients with a history of seizures or epilepsy, or those predisposed to seizures. It is advisable not to take it together with specific medications such as amantadine, ketamine, or dextromethorphan, as it may increase central nervous system side effects. Patients with factors or conditions that may alter urine acidity should be carefully monitored. Caution is required when used in patients with uncontrolled heart disease or hypertension. During treatment with this medication, symptoms such as dizziness, headache, constipation, drowsiness, and hypertension may occur; patients should consult a doctor if any unusual symptoms arise. It is important to inform the doctor of any interactions with other medications, especially antipsychotics, muscle relaxants, or anticoagulants. Pregnant women or women who may become pregnant should carefully consider the risks and benefits of using this medication, and breastfeeding should be discontinued if it is used. It is recommended not to use this medication in children or adolescents under 18 years of age as safety and efficacy have not been established. In case of overdose, symptoms such as confusion, drowsiness, dizziness, and vomiting may occur; therefore, it is essential to follow the prescribed dosage and report any unusual symptoms to medical personnel immediately. This medication may affect the patient's reaction time, so caution is needed when driving or operating machinery. Keep the medication out of reach of children and do not transfer it to another container.

Side effects and when to seek care immediately

Serious side effects

  • Seizures
  • hallucinations
  • psychiatric reactions
  • heart failure
  • venous thrombosis/thromboembolism
  • respiratory distress
  • pancreatitis
  • hepatitis

Mild side effects

  • Dizziness
  • headache
  • constipation
  • drowsiness
  • hypertension
  • fungal infection
  • drug allergy reaction
  • confusion
  • hallucinations
  • psychiatric reactions
Show 16 more
  • balance disorders
  • gait abnormalities
  • seizures
  • heart failure
  • venous thrombosis/thromboembolism
  • respiratory distress
  • vomiting
  • pancreatitis
  • increased liver function test values
  • hepatitis
  • fatigue
  • restlessness
  • psychosis
  • visual disturbances
  • confusion
  • unconsciousness

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

Storage

This medication may be sensitive to air and moisture, so it should be stored in a tightly sealed container. The storage temperature should be maintained between 1 and 30 degrees Celsius. This will help retain the medication's efficacy for a longer period.

Appearance and packaging

Appearance

White oval film-coated tablets

Package unit

Bottle - 30 tablets/bottle, Bottle - 100 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.