Levonorgestrel
Levonorgestrel is a synthetic progestogen used in emergency contraception and intrauterine devices. It qualifies for HTS 2937.23.50 as a chain-modified polypeptide analogue of progesterone used primarily as a hormone, consistent with Chapter 29 hormone definitions.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If specifically named estrogen/progestin standard
Certain enumerated hormones have specific 10-digit codes; 'other' applies to less common derivatives
If mixed with excipients exceeding 10% by weight
Chemical preparations with significant additives fall outside pure Chapter 29 compounds into mixtures
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Import Tips & Compliance
• Include stability data for transport (light-sensitive); use temperature-controlled shipping <25°C
• Declare exact purity percentage to avoid duty rate disputes on 'other' category
Related Products under HTS 2937.23.50
Estradiol Valerate
Estradiol valerate is a synthetic ester of the natural estrogen hormone estradiol, used primarily in hormone replacement therapy and contraception. It falls under HTS 2937.23.50 as a steroidal estrogen derivative and structural analogue used primarily as a hormone. This classification applies to its chemically defined organic structure per Chapter 29 notes.
Norethindrone Acetate
Norethindrone acetate is a progestin derivative used in oral contraceptives and menopausal hormone therapy. Classified under HTS 2937.23.50 as a synthetic progestin structural analogue used primarily as a hormone, meeting Chapter 29 requirements for separate chemically defined organic compounds.
Medroxyprogesterone Acetate
Medroxyprogesterone acetate is a synthetic progestin used for contraception, endometriosis treatment, and cancer therapy. This bulk active pharmaceutical ingredient is classified in HTS 2937.23.50 as an estrogen/progestin derivative used primarily as a hormone.
Ethinyl Estradiol
Ethinyl estradiol is a synthetic estrogen with ethinyl substitution, widely used in combination oral contraceptives. It falls under HTS 2937.23.50 as a structural analogue of estradiol used primarily as a hormone, per Chapter 29 notes on derivatives.
Norgestimate
Norgestimate is a third-generation progestin used in low-dose oral contraceptives with reduced androgenic effects. Classified under HTS 2937.23.50 as a progestin structural analogue used primarily as a hormone.
Desogestrel
Desogestrel is a synthetic progestogen with high selectivity for progesterone receptors, used in contraceptive pills. It is imported as bulk API under HTS 2937.23.50 for its classification as a steroidal progestin hormone derivative.