Supplement stacks / Diclofenac + Magnesium

Can You Take Diclofenac with Magnesium?

Taking Diclofenac and Magnesium together presents a moderate risk due to potential interactions affecting absorption and renal function. While Magnesium is generally safe, caution is advised for individuals with kidney issues, especially when combined with Diclofenac, which can also impact renal function.

Safety at a glance
Medium risk
Safety score7/10

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
Diclofenac × Magnesium
medium

Magnesium may affect the absorption of Diclofenac, potentially reducing its effectiveness. It is advisable to separate the intake of these substances by at least 2 hours.

Diclofenac

Diclofenac can cause gastrointestinal issues and may affect kidney function, especially with long-term use. Monitor for signs of renal impairment.

Typical dosage: Follow manufacturer guidelines; typically 50-150 mg daily depending on the condition.

Common side effects:
  • Nausea
  • Diarrhea
  • Headache
  • Dizziness
  • Gastrointestinal bleeding (rare)
Warnings:
  • Consult healthcare provider if you have kidney disease or gastrointestinal issues.
  • Use with caution in elderly patients.
Magnesium

Generally safe for most individuals; however, caution is advised for those with kidney disease as it can lead to hypermagnesemia.

Typical dosage: 200-400 mg daily.

Common side effects:
  • Diarrhea
  • Nausea
  • Abdominal cramping
Warnings:
  • Avoid high doses if you have kidney disease.
  • Consult healthcare provider if taking other medications that affect renal function.
Timing

It is recommended to take Magnesium at least 2 hours apart from Diclofenac to avoid potential absorption issues.

Frequently asked questions

Can you take Diclofenac and Magnesium together?

Taking Diclofenac and Magnesium together presents a moderate risk due to potential interactions affecting absorption and renal function. While Magnesium is generally safe, caution is advised for individuals with kidney issues, especially when combined with Diclofenac, which can also impact renal function.

How safe is the Diclofenac and Magnesium combination?

Our analysis of publicly available medical sources scores this combination 7/10 (medium risk). This is an informational estimate, not medical advice — always confirm with a healthcare professional.

When should you take Diclofenac and Magnesium?

It is recommended to take Magnesium at least 2 hours apart from Diclofenac to avoid potential absorption issues.

Check your full stack

Taking more than these two? Run your complete supplement list — plus any medications — through the live checker for a combined analysis.

Analyze my stack
Personalize it with your DNA

Genetics change how you process supplements like these. Upload raw 23andMe or Ancestry data for a personalized supplement report.

See the DNA report

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