Ramautarsing, Reshmie A Neither branded nor generic lopinavir/ritonavir produces adequate lopinavir concentrations at a reduced dose of 200/50 mg twice daily. [electronic resource] - Journal of acquired immune deficiency syndromes (1999) Jan 2012 - 55-8 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1944-7884 Standard No.: 10.1097/QAI.0b013e31823ba736 doi Subjects--Topical Terms: AdultAnti-HIV Agents--administration & dosageCross-Over StudiesDose-Response Relationship, DrugFemaleHIV Infections--drug therapyHIV Protease Inhibitors--administration & dosageHumansLopinavir--administration & dosageMaleMiddle AgedRitonavir--administration & dosageTherapeutic Equivalency