Triamterene 50mg Capsules from Japan
Triamterene is a pteridine-class potassium-sparing diuretic promoting diuresis while conserving potassium, used in hypertension. Under HTS 3004.90.92.63 as measured-dose capsules for electrolytic balance therapy in retail packaging. Typically combined with HCTZ.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6215%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include blue urine discoloration warning in patient labeling
• Document folate interaction data for import clearance
• Verify capsule fill weight consistency for dose accuracy