Friday, July 10, 2026

Drug profile · INN

fentanyl hydrochloride

fentanyl hydrochloride (IONSYS) is a mu opioid receptor agonist. Route of administration: iontophoresis, transdermal. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 0
Pipeline programs 0
News articles 0
Drug details — fentanyl hydrochloride
US status
approved
Class
Route
IONTOPHORESIS, TRANSDERMAL
Patents
0
Programs
0
Data quality
0.84

Quick answer

fentanyl hydrochloride (IONSYS) is a mu opioid receptor agonist. Route of administration: iontophoresis, transdermal. Current US regulatory status: approved.

Key facts

INN fentanyl hydrochloride
Brand IONSYS
Mechanism Mu opioid receptor agonist
Target Mu-type opioid receptor
Route IONTOPHORESIS, TRANSDERMAL
Formulation SYSTEM

Mechanism of action

Mu opioid receptor agonist

Primary target: Mu-type opioid receptor

Approval history

Authority Status Date
FDA approved

Related & competitor drugs

  1. alvimopan Mu opioid receptor antagonist
  2. loperamide hydrochloride Mu opioid receptor agonist
  3. methadone hydrochloride Mu opioid receptor agonist
  4. morphine sulfate Mu opioid receptor agonist
  5. oxycodone Mu opioid receptor agonist
  6. oxycodone hydrochloride Mu opioid receptor agonist

Frequently asked questions

What is fentanyl hydrochloride?

fentanyl hydrochloride (IONSYS) is a mu opioid receptor agonist. Route of administration: iontophoresis, transdermal. Current US regulatory status: approved.

What is the brand name for fentanyl hydrochloride?

IONSYS is a marketed brand name for fentanyl hydrochloride. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of fentanyl hydrochloride?

fentanyl hydrochloride has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.