Lopinavir

**Definition:** An HIV protease inhibitor used in a fixed-dose combination with RITONAVIR. It is also an inhibitor of CYTOCHROME P-450 CYP3A.

**Tree numbers:** - D03.383.742.698.553

**Synonyms:** - N-(4-(((2,6-dimethylphenoxy)acetyl)amino)-3-hydroxy-5-phenyl-1-(phenylmethyl)pentyl)tetrahydro-alpha-(1-methylethyl)-2-oxo-1(2H)-pydrimidineacetamide