Merocruz 1gm InjMeropenem Trihydrate 1gm MRP :1750Packing : Vial with WFI Tray Pack Use:-Merocruz 1gm Inj injection is used to treat skin and abdominal (stomach area) infections caused by bacteria and meningitis (infection of the membranes that surround the brain and spinal cord) in adults. Meropenem injection is in a class of medications called antibiotics.