Other
Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones. > Other > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 2937.90.00
Adrenaline Hydrochloride EP Grade
Adrenaline hydrochloride EP grade is the hydrochloride salt of epinephrine, a catecholamine hormone, used primarily for its hormonal effects in emergency auto-injectors. As a salt of a hormone of heading 29.37, it is classified under this 'other' tariff item.
Calcitonin Salmon Recombinant
Recombinant salmon calcitonin is a synthetic polypeptide chain-modified derivative of the natural hormone calcitonin. It is used primarily for treating osteoporosis and hypercalcemia by regulating calcium metabolism. It is classified under 2937.90.00 as an amino-acid derivative hormone used primarily for hormonal effects.
Calcitonin Salmon Synthetic
Calcitonin Salmon Synthetic is a polypeptide hormone produced by chemical synthesis, used primarily in the treatment of osteoporosis and other bone disorders. As a chain-modified polypeptide hormone reproduced by synthesis, it falls under tariff item 2937.90.00, which covers hormones and their derivatives used primarily as hormones. This bulk API powder is intended for pharmaceutical manufacturing or compounding.
Desmopressin Acetate
Desmopressin acetate is a synthetic analogue of vasopressin, an antidiuretic hormone used primarily for treating diabetes insipidus. This chain-modified polypeptide is reproduced by synthesis and acts on vasopressin receptors. It is classified under 2937.90.00 as a structural analogue of hormones used primarily for hormonal effects.
DHEA (Dehydroepiandrosterone) Micronized Powder
DHEA (Dehydroepiandrosterone) Micronized Powder is a synthetic steroid hormone precursor used primarily for hormonal supplementation and as an intermediate in hormone synthesis. As a structural analogue of hormones used primarily for hormonal effects, it is classified under tariff item 2937.90.00. The micronized form is a bulk powder for nutraceutical or pharmaceutical applications.
Dobutamine Hydrochloride
Dobutamine hydrochloride is a synthetic catecholamine derivative used primarily as a hormone in cardiac stress testing and heart failure treatment. As a structural analogue of hormones of heading 29.37, it is classified under this 'other' tariff item.
Dopamine Hydrochloride
Dopamine hydrochloride is the hydrochloride salt of dopamine, a natural catecholamine hormone, used primarily for its hormonal effects in shock therapy. As a salt of a hormone of heading 29.37, it is classified under this 'other' tariff item.
Epinephrine Base Pure (>99%) Pharmaceutical Grade
Epinephrine free base in highly purified form (>99%) is a separate chemically defined catecholamine hormone. It is used primarily for its hormonal effects in pharmaceutical synthesis of injectables and inhalers, and is classified under this tariff item as an 'other' hormone of heading 29.37.
Epinephrine Bitartrate
Epinephrine bitartrate is the bitartrate salt of epinephrine, a catecholamine hormone, used primarily for emergency treatment of anaphylaxis and cardiac arrest. As a salt of a hormone of heading 29.37, it is classified under this 'other' tariff item.
Epinephrine Bitartrate Powder USP
Epinephrine bitartrate powder is the bitartrate salt of epinephrine, a catecholamine hormone. As a salt of an organic compound of sub-Chapter I to X, it is classified with the parent hormone under heading 29.37, and since it is not more specifically listed, it falls under this 'other' tariff item.
Epinephrine HCl Powder for Injection
Sterile lyophilized epinephrine hydrochloride powder for reconstitution is the hydrochloride salt of epinephrine, a catecholamine hormone. As a salt of a hormone of heading 29.37, it is classified under this 'other' tariff item, provided it is not put up in measured doses.
Epinephrine Hydrochloride USP Grade
Pharmaceutical-grade epinephrine hydrochloride is the hydrochloride salt of epinephrine, a catecholamine hormone, used primarily for its hormonal effects in emergency treatment. As a salt of a hormone of heading 29.37, it is classified under this 'other' tariff item.
Epinephrine Injection USP 1mg/mL
Epinephrine injection USP 1mg/mL is a sterile solution of epinephrine, a catecholamine hormone used primarily for its hormonal effects in emergency medicine. Although it is a solution, it is a product of heading 29.37 dissolved in water, and as an 'other' hormone, it is classified under this tariff item.
Epinephrine Nasal Spray Solution 0.5%
Epinephrine nasal spray solution at 0.5% concentration is a solution of epinephrine, a catecholamine hormone, used primarily for its hormonal effects in anaphylaxis relief. As a solution in water of a hormone of heading 29.37, it is classified under this 'other' tariff item, provided it is not put up for retail sale.
Epitalon (Epithalon) Synthetic
Epitalon (Epithalon) Synthetic is a synthetic tetrapeptide that acts as a telomerase-activating hormone analogue, researched for anti-aging effects. As a chain-modified polypeptide used primarily as a hormone, it falls under tariff item 2937.90.00. This ultra-pure research-grade powder is intended for laboratory or investigational use.
Isoproterenol Hydrochloride
Isoproterenol hydrochloride is the hydrochloride salt of isoproterenol, a synthetic catecholamine hormone derivative, used primarily for bronchospasm relief. As a structural analogue of hormones of heading 29.37, it is classified under this 'other' tariff item.
L-Epinephrine Hydrochloride Pharmaceutical
Levorotatory L-epinephrine hydrochloride is the hydrochloride salt of the biologically active enantiomer of epinephrine, a catecholamine hormone. As a salt of a hormone of heading 29.37, it is classified under this 'other' tariff item.
Levodopa (L-DOPA)
Levodopa (L-DOPA) is a direct precursor and structural analogue of dopamine, functioning as a catecholamine hormone prodrug in Parkinson's treatment. As a structural analogue of hormones of heading 29.37, it is classified under this 'other' tariff item.
Levothyroxine Sodium API Pharmaceutical Grade
Pharmaceutical-grade levothyroxine sodium is the sodium salt of synthetic l-thyroxine, a thyroid hormone used primarily for hormone replacement therapy. This active pharmaceutical ingredient is a chemically defined compound reproduced by synthesis. It is classified under 2937.90.00 as an amino-acid derivative hormone used primarily for hormonal effects.
Levothyroxine Sodium BP/EP Grade
Levothyroxine sodium BP/EP grade is a European Pharmacopoeia and British Pharmacopoeia compliant form of the sodium salt of l-thyroxine, a synthetic thyroid hormone. This grade is used in international pharmaceutical formulations for hypothyroidism treatment. It is classified under 2937.90.00 as a chemically defined hormone derivative used primarily for hormonal therapy.
Levothyroxine Sodium USP Powder
Levothyroxine sodium USP powder is the United States Pharmacopeia grade sodium salt of l-thyroxine, a synthetic thyroid hormone used primarily for treating hypothyroidism. This amino-acid derivative hormone is reproduced by synthesis and is chemically defined. It is classified under 2937.90.00 as a hormone derivative used primarily for hormonal effects.
L-Thyroxine Sodium
L-Thyroxine sodium is the synthetic sodium salt of thyroxine, a thyroid hormone amino acid derivative used primarily for treating hypothyroidism. This chemically defined compound is reproduced by synthesis and exerts hormonal effects on metabolism. It is classified under 2937.90.00 as an amino-acid derivative hormone used primarily for hormonal therapy.
L-Triiodothyronine (Liothyronine)
Liothyronine, also known as L-triiodothyronine or T3, is a synthetic amino acid derivative of the thyroid hormone used primarily for treating hypothyroidism and myxedema coma. This chemically defined hormone is reproduced by synthesis and has potent metabolic effects. It is classified under 2937.90.00 as an amino-acid derivative hormone used primarily for hormonal effects.
Melatonin USP Powder
Melatonin USP Powder is a synthetic pineal hormone used primarily for regulating sleep-wake cycles and as a dietary supplement ingredient. As a hormone derivative used primarily as a hormone for therapeutic purposes, it is classified under tariff item 2937.90.00. This pure powder meets USP standards for pharmaceutical or nutraceutical use.
Methoxamine Hydrochloride
Methoxamine hydrochloride is a synthetic catecholamine derivative that acts as a vasopressor hormone by stimulating alpha-adrenergic receptors. Although largely obsolete, it is occasionally imported for specialized cardiovascular applications. It falls under tariff item 2937.90.00 as a structural analogue of hormones used primarily for hormonal effects.
Norepinephrine Bitartrate
Norepinephrine bitartrate is the bitartrate salt of norepinephrine, a catecholamine hormone used primarily as a vasopressor in treating septic shock and hypotension. The salt form is a chemically defined derivative of the natural hormone, reproduced by synthesis. It is classified under 2937.90.00 as a structural analogue used primarily for hormonal effects.
Oxytocin API Powder
Oxytocin API Powder is a synthetic peptide hormone used primarily for uterine contraction and lactation induction in medical settings. As a chain-modified polypeptide used primarily as a hormone, it falls under tariff item 2937.90.00. This bulk active pharmaceutical ingredient is intended for pharmaceutical formulation.
Oxytocin Synthetic
Synthetic oxytocin is a nonapeptide hormone produced by synthesis and used primarily for labor induction and postpartum hemorrhage control. This chain-modified polypeptide acts on oxytocin receptors to stimulate uterine contractions. It is classified under 2937.90.00 as a chain-modified polypeptide hormone used primarily for hormonal effects.
Phenylephrine Hydrochloride
Phenylephrine hydrochloride is a synthetic alpha-1 adrenergic agonist used primarily as a nasal decongestant and vasopressor. As a catecholamine structural analogue, it exerts hormonal effects on adrenergic receptors. It is classified under 2937.90.00 as a structural analogue of hormones used primarily for hormonal action.
Pregnenolone Acetate Powder
Pregnenolone Acetate Powder is a synthetic steroid hormone precursor used primarily for neurosteroid and hormonal effects. As a hormone derivative used primarily as a hormone, it falls under tariff item 2937.90.00. This bulk powder is intended for nutraceutical or pharmaceutical applications.
Progesterone USP Reference Standard
Progesterone USP Reference Standard is a high-purity synthetic progesterone used primarily as a hormone in pharmaceutical quality control and analytical testing. As a natural hormone reproduced by synthesis, it falls under tariff item 2937.90.00. This reference standard is essential for laboratory calibration and validation.
Racemic Epinephrine Aerosol Solution
Racemic epinephrine aerosol solution is a mixture of L- and D-epinephrine, a catecholamine hormone, used primarily for hormonal therapy in pediatrics. As a mixture of isomers of the same organic compound, it is covered by Chapter 29 and classified under this 'other' hormone tariff item.
Sermorelin Acetate
Sermorelin acetate is a synthetic growth hormone-releasing hormone (GHRH) analogue used primarily as a hormone stimulator. This amino-acid derivative polypeptide is reproduced by synthesis and stimulates the release of growth hormone. It is classified under 2937.90.00 as a chain-modified polypeptide hormone derivative used primarily for hormonal effects.
Sermorelin Acetate Powder
Sermorelin Acetate Powder is a synthetic growth hormone releasing hormone analogue used primarily as a hormone stimulant for diagnostic and therapeutic applications. As a chain-modified polypeptide hormone derivative, it falls under tariff item 2937.90.00. This bulk powder is intended for pharmaceutical compounding or research.
Synthetic L-Epinephrine Hydrochloride
Synthetic L-epinephrine hydrochloride is the hydrochloride salt of the active enantiomer of epinephrine, a catecholamine hormone. As a salt of an organic compound of Chapter 29, it is classified with the parent hormone under heading 29.37, and as an 'other' hormone, it falls under this tariff item.
Synthroid Active Ingredient Levothyroxine Sodium
Bulk levothyroxine sodium used as the active ingredient in Synthroid tablets is a synthetic thyroid hormone for hypothyroidism treatment. This l-thyroxine sodium salt is a chemically defined hormone reproduced by synthesis. It is classified under 2937.90.00 as a synthetic hormone amino-acid derivative used primarily for hormonal therapy.
Teriparatide Acetate
Teriparatide acetate is a recombinant parathyroid hormone fragment used primarily as an anabolic hormone for treating osteoporosis. This amino-acid derivative polypeptide is reproduced by synthesis and stimulates bone formation. It is classified under 2937.90.00 as a chain-modified structural analogue of hormones used primarily for hormonal effects.
Testosterone Base Powder
Testosterone Base Powder is a synthetic principal male hormone used primarily for hormone replacement therapy and pharmaceutical formulation. As a hormone reproduced by synthesis, it falls under tariff item 2937.90.00, excluding esterified forms specified elsewhere. This bulk powder is intended for pharmaceutical manufacturing or compounding.
Thymosin Alpha-1 Powder
Thymosin Alpha-1 Powder is a synthetic polypeptide hormone used primarily for immune modulation and therapeutic applications. As a hormone derivative used primarily as a hormone, it falls under tariff item 2937.90.00. This research-grade bulk powder is intended for pharmaceutical development or investigational use.
Veterinary Levothyroxine Sodium Powder
Veterinary levothyroxine sodium powder is formulated for thyroid treatment in dogs and cats. As the sodium salt of l-thyroxine, it is a synthetic hormone reproduced by synthesis and used primarily for hormonal therapy in animals. It is classified under 2937.90.00 regardless of the human or veterinary application, per Chapter 29 hormone provisions.