Answer
Aluminium- or magnesium-containing antacids may reduce raltegravir absorption by chelation, lowering its blood levels; taking an aluminium and magnesium antacid within six hours of raltegravir significantly decreased its plasma levels.
Sources for this answer
- Isentress 400 mg Film-coated TabletsMerck Sharp & Dohme (UK) Limited · emc · SmPC §4.5 Interaction with other medicinal products · Version 37Document updated
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