HSChapter 29
U.S. imports of theophylline and aminophylline (excluding fenetylline) and their derivatives, salts thereof, not elsewhere specified or included (HS 2939590000) totaled $172K in June 2026, traded with 5 countries.
Theophylline and Aminophylline (excluding Fenetylline) and Their Derivatives, Salts Thereof, Not Elsewhere Specified or Included imports of $172K in June 2026 ran 41% below the year-to-date monthly average of $291K.
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Monthly import values over time
No geographic breakdown available
U.S. trade for this product is not broken down by state or port in the latest Census Bureau release.