- NLM Classification, 5th Edition, Additions and Changes, List 2. NLM Technical Bulletin. 1997 Nov–Dec... 268.5 Anti-Obesity Agents QV 126 As appetite depressants QV 129 Antiparasitic Agents QV 250 Apoptosis QH ... 268.5 Anti-Obesity Agents QV 126 As appetite depressants QV 129 Antiparasitic Agents QV 250 Apoptosis QH ...