Chapters › 2937 › 2937.23

HTS 2937.23

Estrogens and progestins

Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones › Steroidal hormones, their derivatives and structural analogues

As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗
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Chapter 99 measures listing products under 2937.23

Lines under 2937.23

HTSDescriptionGeneralColumn 2
2937.23.10Obtained directly or indirectly from animal or vegetable materialsFree25%
2937.23.10.10Estrogens
2937.23.10.20Progesterone
2937.23.10.50Other
2937.23.25.00Estradiol benzoate; and Estradiol cyclopentylpropionate (Estradiol cypionate)Free15.4¢/kg + 49%
2937.23.50OtherFree15.4¢/kg + 78.5%
2937.23.50.10Estrogens
2937.23.50.20Progesterone
2937.23.50.50Other