Nitrofurantoin is sometimes taken on an ongoing basis to prevent bladder infections.
Effect: Take at a Different Time of Day
Magnesium supplements might impair the absorption of nitrofurantoin,1
so do not take magnesium during the 2 hours before or after your nitrofurantoin dose.
1. Pronsky Z (ed.). Powers and Moore's food medication interactions, 10th ed. Pottstown, PA: Food-Medication Interactions, 1997: 172.
Last reviewed December 2015 by EBSCO CAM Review Board
Last Updated: 12/15/2015