<prompt> Which of the following statement is false regarding mebendazole?Safe in pregnancyBroad spectrum antihelmenthicIt is effective against egg and adultsIt act on cytoplasmic microtubules  <response>: Mebendazole is a benzimidazole derivative with antihelmintic effect. It causes degeneration of parasites cytoplasmic microtubules and thereby selectively and irreversibly blocks glucose uptake in susceptible adult intestine-dwelling helminths and their tissue-dwelling larvae. Mebendazole has shown embryotoxic and teratogenic activity. Its contraindicated in pregnancy as with the case albendazole. 