Drug Profile

SBFM PL4

Alternative Names: SBFM-PL4

Latest Information Update: 26 May 2026

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At a glance

Originator Sunshine Biopharma
Class Antivirals; Small molecules
Mechanism of Action SARS-CoV-2 papain-like protease inhibitors

Orphan Drug Status

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

No
New Molecular Entity Yes

Highest Development Phases

Preclinical COVID 2019 infections

Most Recent Events

23 Dec 2025 Sunshine Biopharma receives a notice of allowance for SBFM PL4 in US
08 Aug 2025 SBFM PL4 is still in preclinical development for COVID-2019 infections in Canada
28 Mar 2025 No recent reports of development identified for preclinical development in COVID-2019-infections in Canada

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