About bismuth subcitrate potassium + tetracycline hcl + metronidazole
Combination antibiotic and bismuth therapy
Used for
- Used with acid-reducing medicine to treat Helicobacter pylori stomach infection and reduce ulcer recurrence.
Usual adult dose
Three capsules four times daily for 10 days, with meals and at bedtime, plus omeprazole 20 mg twice daily.
Common side effects
- Nausea, diarrhoea, abdominal discomfort, or vomiting
- Metallic taste or dark stools
- Headache or dizziness
Important warnings
- Take with a full glass of water; avoid lying down immediately afterward.
- Avoid alcohol during treatment and for at least three days afterward.
- Tetracycline can cause sun sensitivity and harm developing teeth or bones.
- Not suitable in severe kidney disease; check before use with anticoagulants.
Pregnancy
Avoid during pregnancy, particularly after the first trimester; tetracycline may harm fetal teeth and bones.
Breastfeeding
Generally avoid during breastfeeding; tetracycline and metronidazole may affect the infant.
Interactions
- Anticoagulants such as warfarin may have stronger effects.
- Antacids, iron, calcium, and dairy can reduce tetracycline absorption.
- Alcohol may cause a severe reaction with metronidazole.
- Disulfiram and lithium may interact with metronidazole.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.