system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
All are true about levamisole EXCEPT:
assistant
The correct answer is  Levamisole- Active against many nematodes, but use is restricted to ascariasis and ancylostomiasis because the action on other worms is poor. The ganglia in worms are stimulated causing tonic paralysis and expulsion of live worms. Interference with carbohydrate metabolism (inhibition of fumarate reductase)may also contribute. It is an immunostimulant, used for slow spreading vitiligo to be used for at least 6 weeks ESSENTIALs of MEDICAL PHARMACOLOGY SIXTH EDITION -KD TRIPATHI Page 812