Gentamicin sulfate 40mg/mL; IM, or IV inj after dilution; contains sulfites. Obesity: Base dose on lean body mass. Usual duration 7–10 days. 1mg/kg IM or IV every 8 hours; max 5mg/kg/day. For ...

Methotrexate comes as an injection given under your skin or into your muscle. It also comes as a tablet you swallow and an intravenous (IV) infusion (an injection into your vein given over time). But ...