Estradiol Valerate
Estradiol valerate is an ester of estradiol with valeric acid, providing sustained-release estrogen for injection. Classified in HTS 2937.23.5010 per chapter note on esters of hormone acids with later-heading compounds. Used primarily for hormone replacement therapy.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If valeric acid ester function considered primary
Esters classified with later numerical order compound unless hormone-specific.
If already in sterile injectable form
Finished sterile medicaments exclude from bulk Chapter 29 hormones.
If other hormone esters not specifically estrogen
Catch-all hormone heading for non-specific steroidal derivatives.
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Import Tips & Compliance
• Chapter note (A) requires classification with parent hormone for esters; Provide esterification certificates proving hormone function primacy; Use sterile packaging validated for injectable API
Related Products under HTS 2937.23.50.10
Estradiol
Estradiol is a naturally occurring estrogen hormone produced by the ovaries, used primarily in hormone replacement therapy for menopausal symptoms. It falls under HTS 2937.23.5010 as a steroidal estrogen used primarily as a hormone. Synthetic versions reproduced by synthesis are also classified here.
Estrone
Estrone is a weak estrogen steroid hormone convertible to estradiol in the body, used in estrogen replacement therapies. Classified under HTS 2937.23.5010 as an estrogen hormone derivative used primarily for hormonal effects. Available in synthetic form for pharmaceutical applications.
Estriol
Estriol is the primary estrogen produced during pregnancy, used in vaginal creams for menopausal atrophy treatment. It qualifies under HTS 2937.23.5010 as a natural estrogen hormone used primarily for hormonal therapy. Synthetic reproductions are included per heading scope.
Ethinyl Estradiol
Ethinyl estradiol is a synthetic estrogen derivative with ethinyl substitution, widely used in oral contraceptives. It falls under HTS 2937.23.5010 as a structural analogue of estrogen used primarily as a hormone. High potency makes it essential for combination birth control pills.
Diethylstilbestrol (DES)
Diethylstilbestrol is a synthetic non-steroidal estrogen historically used in pregnancy support and cancer treatment. Despite non-steroidal structure, classified under HTS 2937.23.5010 as estrogen structural analogue used primarily as hormone per heading scope.
Mestranol
Mestranol is a methoxy derivative of ethinylestradiol used in early oral contraceptives. Falls under HTS 2937.23.5010 as estrogen structural analogue used primarily for hormonal contraception effects.