

B47 Street 371, Phnom Penh, Cambodia
Omez 20 mg
Contact pharmacy for pricing
No prescription required
This medicine is available over the counter. Still, please consult your doctor or pharmacist before using new medication.
Last updated 29/05/2026 at 1:11 PM

B47 Street 371, Phnom Penh, Cambodia
Indication
Omeprazole is a proton pump inhibitor (PPI) used to treat gastroesophageal reflux disease (GERD), peptic ulcer disease, erosive esophagitis, Zollinger-Ellison syndrome, and as part of combination therapy for Helicobacter pylori eradication.
Ingredients
- Omeprazole
Direction
Adults: 20 mg once daily before a meal, typically in the morning, for 4–8 weeks. For H. pylori eradication, doses and duration are prescribed in combination with antibiotics. Swallow capsule whole; do not crush or chew.
Side effects
- Headache.
- Nausea
- diarrhea
- abdominal pain.
- Flatulence
- constipation.
- Rash.
- Elevated liver enzymes (rare).
- With long
- term use: hypomagnesemia
- increased fracture risk.
Precautions
- Use with caution in patients with severe liver impairment.
- Long
- term use (>1 year) may be associated with hypomagnesemia and vitamin B12 deficiency.
- May increase risk of Clostridium difficile
- associated diarrhea.
- May reduce absorption of drugs dependent on gastric pH (e.g.
- ketoconazole
- atazanavir).
- Symptomatic response does not preclude gastric malignancy
- investigate if symptoms persist.
- Pregnancy category C
- use only if clearly needed.
Indication
Omeprazole is a proton pump inhibitor (PPI) used to treat gastroesophageal reflux disease (GERD), peptic ulcer disease, erosive esophagitis, Zollinger-Ellison syndrome, and as part of combination therapy for Helicobacter pylori eradication.
Ingredients
- Omeprazole
Direction
Adults: 20 mg once daily before a meal, typically in the morning, for 4–8 weeks. For H. pylori eradication, doses and duration are prescribed in combination with antibiotics. Swallow capsule whole; do not crush or chew.
Side effects
- Headache.
- Nausea
- diarrhea
- abdominal pain.
- Flatulence
- constipation.
- Rash.
- Elevated liver enzymes (rare).
- With long
- term use: hypomagnesemia
- increased fracture risk.
Precautions
- Use with caution in patients with severe liver impairment.
- Long
- term use (>1 year) may be associated with hypomagnesemia and vitamin B12 deficiency.
- May increase risk of Clostridium difficile
- associated diarrhea.
- May reduce absorption of drugs dependent on gastric pH (e.g.
- ketoconazole
- atazanavir).
- Symptomatic response does not preclude gastric malignancy
- investigate if symptoms persist.
- Pregnancy category C
- use only if clearly needed.
You may also like
Similar medicines from ឱសថស្ថាន សិរីមង្គលថ្មី

Bepanthene 250mg/ml
ឱសថស្ថាន សិរីមង្គលថ្មី
Contact pharmacy for pricing

B.Well PRO-33 Not available
ឱសថស្ថាន សិរីមង្គលថ្មី
Contact pharmacy for pricing

Mebentox 500mg
ឱសថស្ថាន សិរីមង្គលថ្មី
Contact pharmacy for pricing

Candid-B 1% / 0.025%
ឱសថស្ថាន សិរីមង្គលថ្មី
Prescription requiredContact pharmacy for pricing