Nevirapine belongs to the following group:
Nevirapine is a Non Nucleoside Reverse Transcriptase Inhibitor. Ref: K D Tripathi Textbook of Pharmacology, 5th Edition, Pages 725-31
Non Nucleoside Reverse Transcriptase Inhibitor (NNI)
Protease inhibitor
Fusion inhibitor
Nucleoside Reverse Transcriptase inhibitor (NI)