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SITCSection 5
U.S. imports of prostaglandins, thromboxanes & leukotrienes (SITC 54156) totaled $5.0M in July 2026, traded with 12 countries.
Prostaglandins, Thromboxanes & Leukotrienes imports of $5.0M in July 2026 ran 69% above the year-to-date monthly average of $3.0M.
Last updated: July 2026 dataClassified as bulk pharmaceutical active ingredients rather than finished medicaments, prostaglandins, thromboxanes, leukotrienes, and their structural analogues occupy a specialized niche in the pharmaceutical supply chain — serving as key intermediates for reproductive health drugs, cardiovascular agents, and anti-inflammatory therapies. FDA oversight applies to imported active pharmaceutical ingredients (APIs) under this heading, and foreign manufacturing facilities are subject to FDA inspection and registration requirements. Because these eicosanoid-class compounds are often synthesized in small volumes with high potency, importers must ensure proper documentation of purity specifications and chain-of-custody records at entry.
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17 shipments/mo
Basic heading 313 of 465 in section 5
Basic heading 54156 · $5.0M of $28.9B
Under SITC 54156, these compounds are classified as bulk active pharmaceutical ingredients (APIs) — not as finished medicaments put up in measured doses for retail sale. This distinction affects both the applicable tariff heading and the FDA regulatory pathway at entry.
Importing facilities must be registered with FDA, and the foreign manufacturing site is subject to FDA inspection under drug GMP (Good Manufacturing Practice) standards. Shipments may be detained for examination if the facility lacks a current FDA inspection record or if prior import alerts are in place.
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Imports · July 2026
origin
Hungary and India together supply 88% of it.
customs district
Census does not publish district detail for this classification system.
destination
Census does not publish state detail for this classification system.
entry
Census does not publish port detail for this classification system.
ImportsExports
Imports
$5.0MYoY · Pro
Exports
$3.3MYoY · Pro
12-mo low · imports
YoY · ProThrough July 2026. Source: U.S. Census Bureau.