Omeprazole, Amoxicillin, and Rifabutin
PPIs bind covalently to the H+/K+-ATPase enzyme system at the secretory surface of gastric parietal cells, blocking basal and stimulated gastric acid production.
Kitchen Food, Drink & Dietary Conflicts
Biochemical interactions with common foods, beverages & cooking ingredientsAlcoholic Beverages (Beer, Wine, Spirits)
Multiplies respiratory depression and profound sedation with opioids and sedatives; blocks hepatic lactate uptake with metformin (lactic acidosis); triggers acute disulfiram-like vomiting and tachycardia with metronidazole; and accelerates dose-dumping in extended-release capsules.
Prescription & OTC Drug Interactions (DDI)
Documented pharmacological conflicts & contraindicated co-prescriptionsDietary Supplements, Herbs & Minerals (DNI)
Interactions with over-the-counter vitamins, minerals, and herbal preparationsDrug-Induced Nutrient Depletion & Nutritional Defense
Micronutrient depletions caused by pharmacological pathways & recommended replenishmentMagnesium & Vitamin B12
FDA Drug Safety Communication on HypomagnesemiaDepletion Pathway: Hypochlorhydria impairs enzymatic cleavage of protein-bound B12 and alters intestinal TRPM6/7 channels essential for active magnesium absorption.
Chronotherapy & Meal Administration Protocols
Optimal absorption, meal-timing rules & GI tolerability protocolsTake with food 3 times a day (at least 4 hours apart) for 14 days.
Rationale: Food enhances bioavailability, prevents gastric mucosal irritation, or stabilizes peak-to-trough pharmacokinetic variations.
Swallow the capsules whole with a full glass of water (at least 8 ounces); do not split, chew, or crush them.
Rationale: Promotes optimal mucosal absorption and consistent therapeutic plasma levels.
Frequently Researched Drug-Substance Combinations
Explore pairwise interaction dossiers and laboratory safety analysesTaking Omeprazole, Amoxicillin, and Rifabutin alongside daily coffee, supplements, or other medications?
Add all your daily medications, foods (Dairy, Spinach, Coffee, Grapefruit), and botanicals (Ashwagandha, Curcumin, Melatonin) into the SafeStack interactive engine to run full multi-way synergy collision analysis in real time.
Data on this clinical monograph is compiled from the U.S. National Library of Medicine (MedlinePlus), openFDA Structured Product Labeling (SPL Section 7 Drug Interactions), the NIH Office of Dietary Supplements (ODS), and Krause and Mahan's Food & Nutrition Care Process.