Barbiturates, phenytoin: Reduced antimicrobial effectiveness of metronidazole; increased metabolism. May require higher doses of metronidazole.
Cimetidine: Decreased metronidazole clearance; increased potential for adverse effects. Monitor child.
Disulfiram: May precipitate psychosis and con-fusion. Avoid concomitant use.
Lithium: Increased lithium levels. Monitor serum lithium levels.
Oral anticoagulants: Increased anticoagulant ef-fect. Monitor PT and INR. |