

2004 Street 2004, Phnom Penh, Cambodia
Cimet-MS 400 mg
No prescription required
This medicine is available over the counter. Still, please consult your doctor or pharmacist before using new medication.
Last updated 22/10/2026 at 9:14 AM

2004 Street 2004, Phnom Penh, Cambodia
Indication
Reduces gastric acid production. Active gastric or duodenal ulcer in adults; maintenance treatment of duodenal ulcer in patients not infected with Helicobacter pylori or in whom eradication was not possible; reflux oesophagitis; Zollinger-Ellison syndrome.
Ingredients
- Cimetidine 400 mg
Direction
Adults only. Gastroduodenal ulcer: either 400 mg at breakfast and 400 mg at bedtime, or 800 mg at bedtime. Continue treatment for 4 to 6 weeks, even if symptoms improve earlier. Do not exceed the prescribed dose.
Side effects
- Headache
- dizziness or tiredness
- Diarrhoea
- rash or muscle pain
- Rarely confusion (especially in elderly or severely ill patients)
- breast enlargement in men
- or changes in liver tests
- Consult a doctor or pharmacist if side effects persist or are severe.
Precautions
- Do not exceed the prescribed dose
- Cimetidine interacts with many medicines (e.g. warfarin
- phenytoin
- theophylline)
- tell your doctor about all medicines you take
- Rule out gastric cancer before treating a gastric ulcer
- Use with caution in kidney or liver impairment and in the elderly
- Consult a doctor before use in pregnancy or breastfeeding
- Consult a doctor or pharmacist before use and stop if irritation or allergy occurs.
Indication
Reduces gastric acid production. Active gastric or duodenal ulcer in adults; maintenance treatment of duodenal ulcer in patients not infected with Helicobacter pylori or in whom eradication was not possible; reflux oesophagitis; Zollinger-Ellison syndrome.
Ingredients
- Cimetidine 400 mg
Direction
Adults only. Gastroduodenal ulcer: either 400 mg at breakfast and 400 mg at bedtime, or 800 mg at bedtime. Continue treatment for 4 to 6 weeks, even if symptoms improve earlier. Do not exceed the prescribed dose.
Side effects
- Headache
- dizziness or tiredness
- Diarrhoea
- rash or muscle pain
- Rarely confusion (especially in elderly or severely ill patients)
- breast enlargement in men
- or changes in liver tests
- Consult a doctor or pharmacist if side effects persist or are severe.
Precautions
- Do not exceed the prescribed dose
- Cimetidine interacts with many medicines (e.g. warfarin
- phenytoin
- theophylline)
- tell your doctor about all medicines you take
- Rule out gastric cancer before treating a gastric ulcer
- Use with caution in kidney or liver impairment and in the elderly
- Consult a doctor before use in pregnancy or breastfeeding
- Consult a doctor or pharmacist before use and stop if irritation or allergy occurs.
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