# HTS 2941: Antibiotics:

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Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=2941). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

## 2941: Antibiotics:

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 2941 | Antibiotics: |  |  |  |  |
| 2941.10 |   Penicillins and their derivatives with a penicillanic acid structure; salts thereof: |  |  |  |  |
| 2941.10.10.00 |     Ampicillin and its salts | Free |  | 15.4¢/kg + 48.5% | kg |
| 2941.10.20.00 |     Penicillin G salts | Free |  | 15.4¢/kg + 49% | kg |
|  |     Other: |  |  |  |  |
| 2941.10.30.00 |       Carfecillin, sodium; Cloxacillin, sodium; Dicloxacillin, sodium; Flucloxacillin (Floxacillin); and Oxacillin, sodium | Free |  | 15.4¢/kg + 45% | kg |
| 2941.10.50.00 |       Other | Free |  | 15.4¢/kg + 56.5% | kg |
| 2941.20 |   Streptomycins and their derivatives; salts thereof: |  |  |  |  |
| 2941.20.10.00 |     Dihydrostreptomycin and its derivatives; salts thereof | 3.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 25% | g |
| 2941.20.50.00 |     Other | Free |  | 25% | g |
| 2941.30.00 |   Tetracyclines and their derivatives; salts thereof | Free |  | 25% |  |
| 2941.30.00.10 |     Doxycycline (INN) and its salts | Free |  | 25% | g |
| 2941.30.00.90 |     Other | Free |  | 25% | g |
| 2941.40.00.00 |   Chloramphenicol and its derivatives; salts thereof | Free |  | 15.4¢/kg + 45% | kg |
| 2941.50.00.00 |   Erythromycin and its derivatives; salts thereof | Free |  | 25% | g |
| 2941.90 |   Other: |  |  |  |  |
| 2941.90.10 |     Natural | Free |  | 10% |  |
|  |       Aminoglycoside antibiotics: | Free |  | 10% |  |
| 2941.90.10.20 |         Tobramycin (INN) | Free |  | 10% | kg |
| 2941.90.10.25 |         Other | Free |  | 10% | kg |
| 2941.90.10.50 |       Other | Free |  | 10% | kg |
|  |     Other: |  |  |  |  |
| 2941.90.30 |       Aromatic or modified aromatic | Free |  | 15.4¢/kg + 45% |  |
| 2941.90.30.30 |         Vancomycin (INN) and its salts | Free |  | 15.4¢/kg + 45% | kg |
| 2941.90.30.90 |         Other | Free |  | 15.4¢/kg + 45% | kg |
| 2941.90.50 |       Other | Free |  | 25% |  |
| 2941.90.50.30 |         Clindamycin (INN) and its salts | Free |  | 25% | kg |
| 2941.90.50.90 |         Other | Free |  | 25% | kg |