Modified Aromatic DPP-4 Inhibitor Sitagliptin Phosphate from Japan
Sitagliptin phosphate is a dipeptidyl peptidase-4 inhibitor with modified aromatic structure for diabetes. HTS 2942.00.05.00 applies to this chemically defined drug meeting aromatic criteria. Phosphate salt follows parent compound.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Phosphate salt classification per Chapter Note 5(C)(3)
• Include GLP-1 pathway efficacy data for drug status
• Monitor for enzyme classification conflicts with 3507