22,23-Dihydroavermectin B1 70288-86-7 74564-75-3 A mixture of Ivermectin component B(sub 1a) and Ivermectin component B(sub 1b). CCRIS 8839 Cardomec Cardotek-30 EINECS 274-536-0 Eqvalan Heartgard-30 Heartgard-30 Plus Hyvermectin IVERMECTIN Ivermectin [USAN:BAN:INN] Ivermectine [INN-French] Ivermectino [INN-Spanish] Ivermectinum [INN-Latin] Ivomec Ivomec Plus Ivomec-F MK 933 MK-0933 Mectizan