Omex 40 mg/vial (IV Injection)

40 mg vial: ৳ 90.00

Medicine Details

Indications

  • Gastric and duodenal ulcer
  • NSAID-associated duodenal and gastric ulcer
  • As prophylaxis in patients with a history of NSAID-associated duodenal and gastric ulcer
  • Gastro-esophageal reflux disease
  • Long-term management of acid reflux disease
  • Acid-related dyspepsia
  • Severe ulcerating reflux esophagitis
  • Prophylaxis of acid aspiration during general anesthesia
  • Zollinger-Ellison syndrome
  • Helicobacter pylori-induced peptic ulcer

Pharmacology

Inhibitor of gastric acid secretion, onset of effect within one hour, lasts up to 72 hours, metabolic pathway through cytochrome P450

Dosage

  • 20 mg once daily for benign gastric and duodenal ulcer
  • 40 mg daily for severe or recurrent cases
  • 10-20 mg daily for acid-related dyspepsia
  • 40 mg on the preceding evening for prophylaxis of acid aspiration
  • Recommended dose of 20 mg twice daily for Helicobacter pylori eradication regimen

Administration

IV injection for prophylaxis of acid aspiration, duodenal ulcer, gastric ulcer, or reflux oesophagitis, direction for use of IV injection and IV infusion

Interaction

  • Decreased intragastric acidity affects the absorption of ketoconazole
  • Metabolized in the liver through cytochrome P450, can delay the elimination of diazepam, phenytoin, and warfarin
  • Plasma concentrations of Omeprazole and clarithromycin are increased during concomitant administration
  • Absorption of Omeprazole is not affected by alcohol or food
  • No evidence of interaction with phenacetin, theophylline, caffeine, propranolol, metoprolol, cyclosporin, lidocaine, quinidine, estradiol, amoxicillin, or antacids
  • Simultaneous treatment with Omeprazole and digoxin leads to a 10% increase in the bioavailability of digoxin

Contraindications

Known hypersensitivity, suspicion of gastric ulcer with possibility of malignancy

Side Effects

  • Skin rash, urticaria, pruritus
  • Photosensitivity, bullous eruption, erythema multiforme, angioedema, alopecia
  • Diarrhoea, headache
  • Constipation, nausea/vomiting, flatulence, abdominal pain
  • Dry mouth, stomatitis, candidiasis
  • Paraesthesia, dizziness, light headedness, feeling faint
  • Somnolence, insomnia, vertigo
  • Reversible mental confusion, agitation, depression, hallucinations
  • Arthritic and myalgic symptoms
  • Blurred vision, taste disturbance, peripheral oedema
  • Increased sweating, gynaecomastia, leucopenia, thrombocytopenia, agranulocytosis, pancytopenia
  • Anaphylactic shock, malaise, fever, bronchospasm
  • Encephalopathy in patients with pre-existing severe liver disease, hepatitis with or without jaundice

Pregnancy & Lactation

No adverse effects on pregnancy or fetus/newborn child observed in prospective epidemiological studies, no information on passage into breast milk

Precautions & Warnings

  • Avoid concomitant use of clopidogrel
  • Possible association with increased risk for osteoporosis-related fractures
  • Atrophic gastritis noted occasionally in patients treated long-term
  • Concomitant use with methotrexate may lead to methotrexate toxicities

Therapeutic Class

Proton Pump Inhibitor

Storage Conditions

Keep in a dry place away from light and heat, keep out of the reach of children

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