Skip to main content
. Author manuscript; available in PMC: 2018 Jan 1.
Published in final edited form as: Clin Pharmacokinet. 2017 Jan;56(1):25–40. doi: 10.1007/s40262-016-0424-1

Table 4.

Pharmacodynamic Characteristics of Integrase Strand Transfer Inhibitors

Dolutegravir Elvitegravir Raltegravir
IC50 (ng/mL)
IC90 (ng/mL)
IC95 (ng/mL)
16
64
na
7.2
na
44.9
na
na
14.7
EC50 (ng/mL)
EC90 (ng/mL)
36
324
14
126
na
na
IQ
(Ctrough / IC90 or 95)
17 10 8

Abbreviations: Ctrough, measured concentration at the end of the dosing interval; IC, protein-binding adjusted concentration inhibiting viral replication by 50, 90 or 95% in vitro; EC, concentration producing 50 or 90% effect (reduction of HIV-RNA) in vivo; IQ, inhibitory quotient; na, not available.