PFIZER- UNASYN (Sulbactam ampicillin) IM – IV Vial

UNASYN is indicated for infections caused by susceptible microorganisms. Typical indications are upper and lower respiratory tract infections including Sinusitis, otitis media and epiglottitis,  pneumonias, urinary tract infections and pyelonephritis intra-abdominal infections including peritonitis, cholecystitis, endometritis and pelvic cellulitis; bacterial septicemia skin, soft tissue, bone and joint infections and gonococcal infections. UNASYN may also be administered preoperatively to reduce the incidence of post-operative wound infections in patients undergoing abdominal or pelvic surgery in which peritoneal contamination may be present. In termination of pregnancy on cesarean section UNASYN may be used prophylactically to reduce post-operative sepsis. Continue reading – UNASYN information leaflet- click here.

CONTRAINDICATIONS: The use of UNASYN is contraindicated in individuals with a history of an allergic reaction to any of the penicillins. Continue reading – UNASYN information leaflet- click here.

WARNINGS: Serious and occasionally Fatal hypersensitivity anaphylactic reactions have been reported in patients or penicillin therapy. Continue reading – UNASYN information leaflet- click here.

PRECAUTIONS: As with any antibiotic preparation, constant observation for signs of overgrowth of nonsusceptible organisms, including fungi, is essential Should superinfection occur the drug should be discontinued and/or appropriate therapy instituted. As with any potent systemic agent, it is advisable to check periodically for organ system dysfunction during extended therapy, this includes renal hepatic, and hematopoietic systems. This is particularly important in neonates, especially when premature, and other infants. Continue reading – UNASYN information leaflet- click here.

ADVERSE REACTIONS:As with other parenteral antibiotics, the principal side effect observed is injection site pain, especially associated with the intramuscular route of administration. A small number of patients may develop phlebitis after intravenous administration .The most common were nausea, vomiting and diarrhea. Continue reading – UNASYN information leaflet- click here.


  • 0.375 Vials contain 0.125gm Sulbactam sodium + 0.250gm Ampicillin sodium.
  • 0.750 Vials contain 0.250gm Sulbactam sodium + 0.500gm Ampicillin sodium.
  • 1.500 Vials contain 0.500gm Sulbactam sodium + 1.000gm Ampicillin sodium.
  • 3,000 Vials contain 1.000gm Sulbactam sodium + 2.000gm Ampicillin sodium.

UNASYN- Product information

ProductUNASYN I.M. VialUNASYN I.V. Vial
Therapeutic subgroupANTIBACTERIALS FOR SYSTEMIC USE( antibacterials for systemic use, except antimycobacterials)
Chemical subgroupBeta-lactamase inhibitors
ATC codeJ01CG01
Legal statusPrescription only

UNASYN information leaflet

UNASYN (Sulbactam ampicillin) IM – IV Vial – PFIZER

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