Trimethoprim (CAS 738-70-5): import duty, licences and trade rules in India

Trimethoprim is an aminopyrimidine antibiotic whose structure consists of pyrimidine 2,4-diamine and 1,2,3-trimethoxybenzene moieties linked by a methylene bridge. For trade in India: OK to trade, but watch: rules in India; import duty. Import duty is about 30.98% (tariff item 2933 59 20). DGFT policy: import Free, export Free. Drug schedule: H.

OK to trade, but watch: rules in India; import duty.

Checked 2026-10-31 against official Indian and international lists. Sources are given under each answer.

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Key facts

CAS number738-70-5
FormulaC14H18N4O3
Also calledProloprim, Trimpex, Trimetoprim, Monotrim
Tariff item (HS)2933 59 20
Total import dutyabout 30.98%
Anti-dumping duty (most producers)None found
DGFT import policyFree
DGFT export policyFree
SCOMET (export control)Not listed
NDPS / precursorNot listed
Drug scheduleH

Every answer, with its source

Rules in IndiaCHECK

Prescription drug: drug licence needed
  • Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check.
  • Normal factory, storage and GST rules still apply.
  • Import policy (DGFT ITC(HS)) for tariff item 2933 59 20: Free, so no import licence is needed under trade policy.
  • A Schedule H prescription drug: medicines containing it are sold only on prescription, and making or selling it needs a drug licence. (Drugs and Cosmetics Rules, 1945; salts and preparations are covered too.)
Source: CIB&RC pesticide lists · CDSCO new drug approvals · NDPS RCS Order 2013 · DGFT ITC(HS) 2022, Schedule 1 Import Policy · Drugs and Cosmetics Rules 1945, Schedules H, H1 and X

Exporting from IndiaOK

No export licence needed
  • Not on the SCOMET export-control list or the precursor export list.
  • The buyer’s country may still have its own import rules.
  • Export policy (DGFT ITC(HS)) for tariff item 2933 59 20: Free.
Source: DGFT SCOMET list · NDPS RCS Order 2013 · DGFT ITC(HS) 2022, Schedule 2 Export Policy

Global treaties & export marketsOK

No treaty or export-market restriction found
  • Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer).
  • No EU REACH registration found: an EU importer (or your only representative) must register it before importing a tonne or more a year. Medicines and pesticide actives follow their own EU rules.
  • Not on the US TSCA Inventory, which does not cover medicines or pesticides; those are regulated by the FDA and EPA (FIFRA).
  • Listed on the Australian Inventory of Industrial Chemicals (AICIS), so it can be introduced into Australia as an existing industrial chemical.
Source: Stockholm Convention, all listed POPs · Rotterdam Convention Annex III · Montreal Protocol annexes (ozone layer, Kigali HFCs) · US EPA TSCA Inventory · ECHA REACH lists, as published in PubChem

Import dutyCHECK

About 30.98% of the import value
  • About ₹30,980 duty on every ₹1,00,000 of import value (CIF).
  • Made up of basic customs duty 10%, social welfare surcharge 1% and IGST 18%. IGST can usually be claimed back as input tax credit.
  • Tariff item 2933 59 20: Trimethoprim.
Source: Customs Tariff of India, CBIC · Notification 45/2025-Customs · Notification 9/2025-Integrated Tax (Rate)

SafetyCHECK

Dangerous: handle with proper protection
  • Irritates skin, eyes or breathing
  • Can cause long-term health damage
  • Harmful to fish and water life
  • Harmful if swallowed
  • Suspected of damaging fertility or the unborn child
  • Causes damage to organs through prolonged or repeated exposure
  • Toxic to aquatic life with long lasting effects
  • Always read the supplier’s safety data sheet (SDS) before handling.
Source: PubChem GHS classification

Storage, transport & PESOOK

Dangerous goods for transport
  • Ships as UN 2811 (Poison): dangerous-goods rules apply by road, sea (IMDG) and air (IATA), with labels, packaging and a transport document.
Source: UN numbers (CAMEO Chemicals, via PubChem)

Price and suppliersNO DATA

Not on RasayanXchange yet
  • Post a requirement and we will find suppliers for you.
Source: RasayanXchange market data

US patentsOK

US patents have expired
  • Generic versions can be sold in the US.
  • Indian patents are not checked.
Source: FDA Orange Book

Questions about Trimethoprim

What is the import duty on Trimethoprim in India?

The total import duty on Trimethoprim is about 30.98% of the import value under tariff item 2933 59 20, including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.

Is there anti-dumping duty on Trimethoprim?

No anti-dumping duty on Trimethoprim was found in the Customs (ADD) notifications in force.

What is the HS code (tariff item) of Trimethoprim in India?

Trimethoprim falls under tariff item 2933 59 20 of the Customs Tariff of India.

Is Trimethoprim restricted or licensed in India?

Prescription drug: drug licence needed. Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check. Normal factory, storage and GST rules still apply.

Can Trimethoprim be imported freely into India?

Under DGFT's ITC(HS) import policy, Trimethoprim is Free.

Does exporting Trimethoprim from India need a licence?

No export licence needed. Not on the SCOMET export-control list or the precursor export list.

Is Trimethoprim hazardous?

Dangerous: handle with proper protection. Irritates skin, eyes or breathing. Can cause long-term health damage. Harmful to fish and water life.

Is Trimethoprim regulated under global treaties or in the EU and US?

No treaty or export-market restriction found. Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer). No EU REACH registration found: an EU importer (or your only representative) must register it before importing a tonne or more a year. Medicines and pesticide actives follow their own EU rules.

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Guidance from official lists, not legal advice. Rules change; confirm with DGFT, customs or the regulator before you trade.