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Guidelines for the Use of Antiretroviral Agents in HIV-1-Infected Adults and Adolescents

Appendix B: Drug Characteristics Tables

Characteristics of CCR5 Antagonist

(Last updated:3/27/2012; last reviewed:2/12/2013)

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Appendix B, Table 6. Characteristics of CCR5 Antagonist
Generic Name (Abbreviation)/ Trade Name Formulation Dosing Recommendations
(For dosage adjustment in hepatic insufficiency, see Appendix B, Table 7.)
Serum Half-Life Elimination Adverse Events
(Also see
Table 13)
Maraviroc
(MVC)/
Selzentry
150 and 300 mg tablets 150 mg BID when given with drugs that are strong CYP3A inhibitors (with or without CYP3A inducers) including PIs (except TPV/r) 300 mg BID when given with NRTIs, T20, TPV/r, NVP, RAL, and other drugs that are not strong CYP3A inhibitors or inducers 600 mg BID when given with drugs that are CYP3A inducers, including EFV, ETR, etc. (without a CYP3A inhibitor) Take without regard to meals 14-18 hours CYP3A4 substrate
  • Abdominal pain
  • Cough
  • Dizziness
  • Musculoskeletal symptoms
  • Pyrexia
  • Rash
  • Upper respiratory tract infections
  • Hepatotoxicity, which may be preceded by severe rash or other signs of systemic allergic reactions
  • Orthostatic hypotension, especially in patients with severe renal insufficiency

Key to Abbreviations: BID = twice daily, CYP = cytochrome P, EFV = efavirenz, ETR = etravirine, MVC = maraviroc, NRTI = nucleoside reverse transcriptase inhibitor, NVP = nevirapine, PI = protease inhibitor, RAL = raltegravir, T20 = enfuvirtide, TPV/r = tipranavir + ritonavir