Dydrogesterone from China
Dydrogesterone is a synthetic progestogen with structure closest to natural progesterone, used for infertility and menstrual disorders. HTS 2937.23.50 applies as a progestin structural analogue used primarily as hormone.
Duty Rate — China → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Retroprogesterone structure requires specific NMR confirmation; light-protected shipping
• EU vs USP grade declarations affect acceptance