magnesium+omeprazole

Can You Take magnesium and omeprazole Together?

Evidence-based clinical pharmacological assessment, adverse synergy evaluation, and administration separation protocols.

CRITICAL HAZARD: Potentially Severe or Contraindicated Combination

Co-administering magnesium and omeprazole has documented pharmacodynamic or pharmacokinetic antagonism capable of triggering acute clinical harm. Do not combine without explicit specialist oversight.

Clinical Mechanism & Evidence Details

Grapefruit / Pomelo (CYP3A4 Inhibition)CRITICAL

Inhibits intestinal CYP3A4-mediated first-pass metabolism, elevating systemic drug concentrations and increasing toxic adverse effect risks.

Alcohol / EthanolHIGH

Alcohol may enhance gastrointestinal irritation, trigger orthostatic hypotension, or alter drug absorption kinetics.

High-Oxalate Raw Greens (Spinach, Swiss Chard, Rhubarb)MEDIUM

Oxalic acid binds free calcium into insoluble calcium oxalate, rendering it unabsorbable and increasing kidney stone burden.

MedlinePlus Dietary GuidanceMEDIUM

Unless your doctor tells you otherwise, continue your normal diet. <div

Recommended Administration Timing Window
Competes for divalent metal transporters (DMT-1) and chelates active pharmaceutical agents. Separate calcium by at least 2-4 hours from iron, thyroid, and antibiotic doses.
May form unabsorbable gastrointestinal chelates or compete for active mucosal transport. Separate administration by at least 2 to 4 hours.
Take PPI 30-60 minutes before first meal of the day. If taking iron or calcium supplements, consider calcium citrate (which does not require acid) or take supplements at lunch.
Comprehensive Personal Stack Evaluation

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Authoritative Regulatory Citations

Clinical mechanism and interaction severity derived from openFDA Drug Structured Product Labeling (Section 7), NIH Office of Dietary Supplements (ODS), and NIH NCCIH clinical botanicals database.