Alfentanil Hydrochloride USP
Alfentanil HCl, salt of alfentanil listed in 2933.33.01.00, short-acting synthetic opioid with unfused pyridine ring structure. Used for brief surgical anesthesia procedures.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other short-acting fentanyl derivatives
Similar potent opioid pyridine structures in adjacent subheading
If premixed IV solutions
Liquid medicaments containing these APIs in Chapter 30
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Cold chain validation essential; provide photostability testing; coordinate advance quota notifications
Related Products under HTS 2933.33.01.00
Fentanyl Citrate USP
Fentanyl citrate is the citrate salt of fentanyl, a synthetic opioid agonist listed specifically in HTS 2933.33.01.00 due to its unfused pyridine ring structure and narcotic properties. It is used in pharmaceutical formulations for severe pain management and anesthesia.
Diphenoxylate Hydrochloride USP
Diphenoxylate hydrochloride, salt of the named compound in 2933.33.01.00, features an unfused pyridine ring and is used as an antidiarrheal agent. Classified here as a separate chemically defined organic compound per Chapter 29 notes.
Methylphenidate Hydrochloride USP
Methylphenidate HCl, the hydrochloride salt of methylphenidate explicitly named in 2933.33.01.00, contains the required unfused pyridine ring. Used primarily as a CNS stimulant for ADHD treatment.
Pethidine Hydrochloride BP
Pethidine (meperidine) hydrochloride, salt form of the named pethidine in HTS 2933.33.01.00, is a synthetic opioid analgesic with characteristic pyridine ring structure. Used for moderate to severe pain relief.
Remifentanil Hydrochloride USP
Remifentanil HCl, the hydrochloride salt of remifentanil named in 2933.33.01.00, features an unfused pyridine ring in its mu-opioid agonist structure. Ultra-short acting anesthetic used in surgical settings.
Pentazocine Lactate USP
Pentazocine lactate, the lactate salt of pentazocine specifically listed in 2933.33.01.00, contains the requisite pyridine ring as a mixed opioid agonist-antagonist. Used for moderate pain management.