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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not specifically named but similar opioid structure
Other pyridine ring compounds with narcotic properties fall under this subheading if not explicitly listed
If when imported as finished dosage form like injection
Pharmaceutical products containing these substances in dosage form are classified 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
• Strict DEA registration and import permits mandatory; provide detailed chemical analysis and purity certificates; ensure compliance with FDA pharmaceutical import regulations
Related Products under HTS 2933.33.01.00
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.
Phencyclidine Hydrochloride (PCP HCl)
Phencyclidine (PCP) hydrochloride, salt of the named phencyclidine (PCP) in HTS 2933.33.01.00, features an unfused pyridine ring. Schedule II controlled substance with dissociative anesthetic properties.