| abstract |
(57) [Summary] [Structure] 2-Iodomelatonin (N-acetyl-2- Iodo-5-methoxytryptamine), 2-bromomelatonin (N-acetyl-2-bromo-5-methoxytryptamine), their derivatives, and progestadin in combination with antitumor contraception and regulation of menstrual cycle Medication. [Effects] The activity of melatonin can be increased and the dose thereof can be reduced, and contraceptive having antitumor properties and regulation of menstrual cycle are provided. |