Supplement stacks / Magnesium + Tacrolimus

Can You Take Magnesium with Tacrolimus?

Taking magnesium with tacrolimus may pose some risks due to potential interactions affecting tacrolimus absorption and metabolism. While magnesium is generally safe, its interaction with tacrolimus requires careful monitoring.

Safety at a glance
Medium risk
Safety score6/10

Conservative, AI-assisted reading of publicly available medical sources (NIH, Mayo Clinic, WebMD, Examine.com). Informational only — it can't account for your medications, conditions, or genetics.

Known interactions
Magnesium × Tacrolimus
medium

Magnesium may affect the absorption and metabolism of tacrolimus, potentially leading to altered drug levels. It is advisable to separate the intake of magnesium and tacrolimus by at least 4 hours.

Magnesium

Generally safe for most individuals; caution in those with kidney disease as it may lead to hypermagnesemia.

Typical dosage: 200-400 mg daily

Common side effects:
  • Diarrhea
  • Nausea
  • Abdominal cramping
Warnings:
  • Caution in individuals with kidney disease; monitor magnesium levels if taking with tacrolimus.
Tacrolimus

Requires careful monitoring of blood levels; potential for serious side effects including nephrotoxicity.

Typical dosage: Follow manufacturer guidelines

Common side effects:
  • Headache
  • Nausea
  • Increased risk of infections
Warnings:
  • Monitor kidney function and drug levels regularly; consult healthcare provider for any changes.
Timing

Take magnesium at least 4 hours apart from tacrolimus to minimize interaction risks.

Frequently asked questions

Can you take Magnesium and Tacrolimus together?

Taking magnesium with tacrolimus may pose some risks due to potential interactions affecting tacrolimus absorption and metabolism. While magnesium is generally safe, its interaction with tacrolimus requires careful monitoring.

How safe is the Magnesium and Tacrolimus combination?

Our analysis of publicly available medical sources scores this combination 6/10 (medium risk). This is an informational estimate, not medical advice — always confirm with a healthcare professional.

When should you take Magnesium and Tacrolimus?

Take magnesium at least 4 hours apart from tacrolimus to minimize interaction risks.

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Analysis generated August 28, 2026 · Sources include NIH, Mayo Clinic, WebMD, and Examine.com · How our analysis works