Used attributively in phrases such as "dactinomycin therapy" to modify a noun meaning ‘related to the drug dactinomycin’.
Definitions
dactinomycinnoun
A cytotoxic antibiotic (also known as actinomycin D) produced by Streptomyces parvulus and used as a chemotherapy medication to treat various cancers such as Wilms' tumor, rhabdomyosarcoma, and Ewing's sarcoma.
Because of its potency, dactinomycin must be handled with care in the oncology pharmacy.
dactinomycinadjective
Relating to or involving the drug dactinomycin.
The patient was started on a dactinomycin regimen following surgery.