Refers to a medication or drug that provides a sustained therapeutic effect over an extended period of time, usually hours or even days, after a single dose.
If you need to purchase chemical raw materials, submit your demand information to get the latest quotations.
N-(1-adamantyl)-2-{3-[(2R)-2-({(2R)-2-{[tert-butyl(dimethyl)silyl]oxy}-2-[4-hydroxy-3-(hydroxymethyl)phenyl]ethyl}amino)propyl]phenyl}acetamide
1'-(m-aminobenzyl)-17-(cyclopropylmethyl)-6,7-didehydro-4,5α-epoxy-3,14-dihydroxyindolo<2',3':6,7>morphinan
4-(2-PIPERIDYLETHOXY)BENZOPHENONE
