Cromolyn Sodium Ophthalmic Solution

Mast cell stabilizer eye drops preventing allergic ocular reactions, put up in measured doses for retail sale. Affects eyes, HTS 3004.90.92.73.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFreeFree
🇲🇽MexicoFreeFree
🇨🇦CanadaFreeFree
🇩🇪GermanyFreeFree
🇯🇵JapanFreeFree

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3004.90Same rate: Free

If antihistamine specific

Pure antihistamines sub-grouped.

2924.29Higher: 16.5% vs Free

If carboxyamide bulk

Chemical intermediates Chapter 29.

3822.19.00Higher: 10% vs Free

If diagnostic only

Diagnostic reagents excluded.

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Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Low side-effect profile but still Rx in some countries

Tonicity adjustment certs for comfort

Prophylactic vs acute use labeling