Review Article

Nephrotoxicity of HAART

Table 3

Dose adjustment for commonly used NRTIs.

AgentNormal doseEstimated GFR (creatinine clearance: CrCl)

Zidovudine300 mg twice a day orally100 mg thrice a day orally

Lamivudine150 mg twice a day orally30–49 mL/min = 150 mg once a day orally
15–29 mL/min = 100 mg once a day orally
5–14 mL/min = 50 mg once a day orally
<5 mL/min = 25 mg once a day orally

Stavudine30 mg twice a day orally26–50 mL/min = 15 mg twice a day orally
<26 mL/min = 15 mg once a day orally

Didanosine>60 kg: 200 mg twice a day orally
<60 kg, 125 mg twice a day orally
30–59 mL/min = 200 mg once a day orally
10–29 mL/min = 150 mg once a day orally
<10 mL/min = 100 mg once a day orally
30–59 mL/min = 150 mg once a day orally
10–29 mL/min = 100 mg once a day orally
<10 mL/min = 75 mg once a day orally

Tenofovir300 mg once a day orally30–49 mL/min = 300 mg every second day
10–29 mL/min = 300 mg every third day
<10 mL/min = 300 mg once weekly

(Note: no dose adjustment necessary for abacavir).