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SA 55

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Drug Profile

SA 55

Alternative Names: BD55-5514; SA-55

Latest Information Update: 28 Feb 2026

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At a glance

  • Originator Sinovac Biotech
  • Class Antibodies; Antivirals
  • Mechanism of Action Immunostimulants
  • 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

  • Phase II COVID 2019 infections

Most Recent Events

  • 28 Feb 2026 No recent reports of development identified for clinical-Phase-Unknown development in COVID-2019-infections(In adolescents, In children, In the elderly, In infants, In adults) in China (IM, Injection)
  • 28 Feb 2026 No recent reports of development identified for clinical-Phase-Unknown development in COVID-2019-infections(In adolescents, In children, In the elderly, In infants, Prevention, In adults) in China (IM, Injection)
  • 15 Oct 2025 No development reported - Phase-I for COVID-2019 infections (In the elderly, Prevention, In adults) in China (Inhalation)

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