Quinupristin/dalfopristin

< Quinupristin
Quinupristin/dalfopristin
Quinupristin (top) and dalfopristin (bottom)
Combination of
QuinupristinStreptogramin antibiotic
DalfopristinStreptogramin antibiotic
Clinical data
Pregnancy
category
Routes of
administration
IV
ATC code
Legal status
Legal status
Identifiers
CAS Number
PubChem CID
ChemSpider
 NY (what is this?)  (verify)

Quinupristin/dalfopristin, or quinupristin-dalfopristin, (pronunciation: kwi NYOO pris tin / dal FOE pris tin) (trade name Synercid) is a combination of two antibiotics used to treat infections by staphylococci and by vancomycin-resistant Enterococcus faecium.

Quinupristin and dalfopristin are both streptogramin antibiotics, derived from pristinamycin. Quinupristin is derived from pristinamycin IA; dalfopristin from pristinamycin IIA. They are combined in a weight-to-weight ratio of 30% quinupristin to 70% dalfopristin. Discontinued 2022, there are no other manufacturers of this medication.