Nevirapinedosage

If any patient experiences rash during the 14-day lead-in period, do not increase dose until the rash has resolved. Do not continue the lead-in dosing regimen beyond 28 days If dosing interrupted for greater than 7 days, restart 14-day lead-in dosing Adults (≥16 yrs) Pediatric* (>15 days) First 14 days 200 mg once daily 150 mg/m 2 once daily After 14 days 200 mg twice daily 150 mg/m 2 twice daily *Total daily dose should not exceed 400 mg for any patient.

2.1 Adults The recommended dose for

Nevirapine tablets, USP is one 200 mg tablet daily for the first 14 days, followed by one 200 mg tablet twice daily, in combination with other antiretroviral agents. The lead-in period has been observed to decrease the incidence of rash. For concomitantly administered antiretroviral therapy, the manufacturer’s recommended dosage and monitoring should be followed.

2.2 Pediatric

Patients The recommended oral dose for pediatric patients 15 days and older is 150 mg/m 2 once daily for 14 days followed by 150 mg/m 2 twice daily thereafter. The total daily dose should not exceed 400 mg for any patient. Mosteller Formula

2.3 Monitoring of

Patients Intensive clinical and laboratory monitoring, including liver enzyme tests, is essential at baseline and during the first 18 weeks of treatment with Nevirapine tablets, USP. The optimal frequency of monitoring during this period has not been established. Some experts recommend clinical and laboratory monitoring more often than once per month, and in particular, would include monitoring of liver enzyme tests at baseline, prior to dose escalation, and at two weeks post-dose escalation. After the initial 18-week period, frequent clinical and laboratory monitoring should continue throughout Nevirapine tablets, USP treatment. In some cases, hepatic injury has progressed despite discontinuation of treatment.

2.4 Dosage Adjustment

Patients with Rash Discontinue Nevirapine tablets, USP if a patient experiences severe rash or any rash accompanied by constitutional findings. Do not increase Nevirapine tablets, USP dose if a patient experiences mild to moderate rash without constitutional symptoms during the 14-day lead-in period of 200 mg/day (150 mg/m 2 /day in pediatric patients) until the rash has resolved. The total duration of the once daily lead-in dosing period should not exceed 28 days at which point an alternative regimen should be sought. Patients with Hepatic Events If a clinical (symptomatic) hepatic event occurs, permanently discontinue Nevirapine tablets, USP. Do not restart Nevirapine tablets, USP after recovery. Patients with Dose Interruption For patients who interrupt Nevirapine tablets, USP dosing for more than 7 days, restart the recommended dosing, using one 200 mg tablet daily (150 mg/m 2 /day in pediatric patients) for the first 14 days (lead-in) followed by one 200 mg tablet twice daily (150 mg/m 2 twice daily for pediatric patients). Patients with Renal Impairment Patients with CrCL greater than or equal to 20 mL/min do not require an adjustment in Nevirapine tablets, USP dosing. An additional 200 mg dose of Nevirapine tablets, USP following each dialysis treatment is indicated in patients requiring dialysis. Nevirapine tablets, USP metabolites may accumulate in patients receiving dialysis; however, the clinical significance of this accumulation is not known.