Benzathine is a diamine used as a component in some medications including benzathine phenoxymethylpenicillin and benzathine benzylpenicillin. Benzathine stabilises penicillin and prolongs its sojourn when injected into tissues. Benzathine have some hepatitis C virus inhibitorion activity in in vitro assay

Cephapirin is a first-generation cephalosporin. Cephapirin has been indicated for the treatment of infections when caused by susceptible strains in respiratory, genitourinary, gastrointestinal, skin and soft tissue, bone and joint infections, septicemia; treatment of susceptible gram-positive bacilli and cocci (never enterococcus); some gram-negative bacilli including E. coli, Proteus, and Klebsiella may be susceptible. Cephapirin is used in veterinary as an intra-uterine antibiotic infusion for the treatment of subacute and chronic endometritis in cows and repeat breeders.

Cephapirin is a first-generation cephalosporin. Cephapirin has been indicated for the treatment of infections when caused by susceptible strains in respiratory, genitourinary, gastrointestinal, skin and soft tissue, bone and joint infections, septicemia; treatment of susceptible gram-positive bacilli and cocci (never enterococcus); some gram-negative bacilli including E. coli, Proteus, and Klebsiella may be susceptible. Cephapirin is used in veterinary as an intra-uterine antibiotic infusion for the treatment of subacute and chronic endometritis in cows and repeat breeders.