Label Changes for:
Viracept (nelfinavir mesylate) Oral Powder and Tablets
February 2011
Changes have been made to the PRECAUTIONS and PATIENT PACKAGE INSERT sections of the safety label.
Detailed View: Safety Labeling Changes Approved By FDA Center for Drug Evaluation and Research (CDER) – February 2011
PRECAUTIONS
Drug Interactions
- Coadministration of warfarin and Viracept may affect concentrations of warfarin. It is recommended that the INR (international normalized ratio) be monitored carefully during treatment with Viracept , especially when commencing therapy.
PATIENT PACKAGE INSERT
- Before you take warfarin (Coumadin) with ,Viracept talk to your healthcare provider since Viracept may affect the amount of warfarin in your blood.

