Drug Profile

Fentanyl transdermal - Filana Therapeutics

Alternative Names: Fenrock

Latest Information Update: 19 Mar 2026

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At a glance

Originator Pain Therapeutics
Developer Filana Therapeutics
Class Amides; Benzene derivatives; General anaesthetics; Opioid analgesics; Piperidines; Small molecules
Mechanism of Action Opioid mu receptor agonists

Orphan Drug Status

Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

No
New Molecular Entity No

Highest Development Phases

No development reported Cancer pain

Most Recent Events

10 Mar 2026 Cassava Sciences is now called Filana Therapeutics
27 Mar 2019 Pain Therapeutics is now called Cassava Sciences
28 Oct 2018 No recent reports of development identified for preclinical development in Cancer-pain in USA (Transdermal, Patch)

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