(-)-Tetramisole (S)-(-)-Levamisole 14769-73-4 16595-80-5 53096-13-2 EINECS 238-836-5 Ergamisol Imidazo(2,1-b)thiazole, 2,3,5,6-tetrahydro-6-phenyl-, (6S)- Imidazo(2,1-b)thiazole, 2,3,5,6-tetrahydro-6-phenyl-, (S)- Ketrax L-2,3,5,6-Tetrahyro-6-phenylimidazo(2,1-b)thiazole L-Tetramisole LEVOMYSOL Lepuron Levamisol Levamisol [INN-Spanish] Levamisole Levamisolum [INN-Latin] Vermisol 150 Wormicid