<prompt> Drugs that act on microtubules are all exceptColchicineVinblastinePaclitaxelFluconazole  <response>: Ceain drugs bind to microtubules and thus interfere with their assembly or disassembly. These include colchicine, vinblastine, paclitaxel, and griseofulvin.Fluconazole inhibits the fungal cytochrome P450 enzyme 14a-demethylase. 