Estriol from Mexico
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.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Comply with FDA bulk drug substance import requirements including DMF reference; Segregate from progestins to prevent cross-contamination claims; Declare exact CAS number (50-27-1) on entry documents