MODERATE — Monitor Closely
NUANCED — magnesium depletion increases toxicity risk, but supplementation may be beneficial with monitoring
Evidence level: MODERATE
Low magnesium makes digoxin more toxic. Keeping magnesium levels normal is actually protective — but discuss supplementation with your doctor.
Hypomagnesemia increases sensitivity to digoxin toxicity similar to hypokalemia. Magnesium depletion also promotes potassium wasting. Supplementation may be protective.
If on digoxin, have magnesium levels checked regularly. Supplementation may be recommended, but coordinate with your cardiologist.
Take Magnesium with food for optimal absorption. Space at least 2 hours from Digoxin to minimize any chelation or absorption interference. Minerals are notorious for binding to other compounds in the gut — timing separation is your best defense.
Concurrent diuretic use, poor dietary intake, alcoholism, diabetes
Muscle cramps, tremor, cardiac arrhythmias, nausea
Ask about magnesium level monitoring. Discuss whether supplementation is appropriate.
Discuss safer alternatives with your healthcare provider. They can recommend substitutions based on your specific health goals while minimizing interaction risks. Always bring a complete list of everything you take to your appointments.
Low magnesium makes digoxin more toxic. Keeping magnesium levels normal is actually protective — but discuss supplementation with your doctor.
Take Magnesium with food for optimal absorption. Space at least 2 hours from Digoxin to minimize any chelation or absorption interference. Minerals are notorious for binding to other compounds in the gut — timing separation is your best defense.
Muscle cramps, tremor, cardiac arrhythmias, nausea
Discuss safer alternatives with your healthcare provider. They can recommend substitutions based on your specific health goals while minimizing interaction risks. Always bring a complete list of everything you take to your appointments.
Ask about magnesium level monitoring. Discuss whether supplementation is appropriate.
Or browse the full interaction database (121,000+ pairs).