
Year
DEALS // DEV.
Country
Therapeutic Area
Study Phase
Deal Type
Product Type
Dosage Form
Lead Product
Target

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Lead Product(s) : VXB-251,VXB-241,VXB-213,VXB-221,VXB-232
Therapeutic Area : Pulmonary/Respiratory Diseases
Study Phase : Phase I
Sponsor : Undisclosed
Deal Size : Inapplicable
Deal Type : Inapplicable
Study of an RSV-hMPV-PIV3 Trivalent Vaccine Candidate VXB-251 in Older Adults
Details : VXB-251 is a vaccine drug candidate, which is currently being evaluated in Phase I clinical studies for the treatment of Respiratory Tract Diseases.
Product Name : Undisclosed
Product Type : Vaccine
Upfront Cash : Inapplicable
December 19, 2025
Lead Product(s) : VXB-251,VXB-241,VXB-213,VXB-221,VXB-232
Therapeutic Area : Pulmonary/Respiratory Diseases
Highest Development Status : Phase I
Sponsor : Undisclosed
Deal Size : Inapplicable
Deal Type : Inapplicable

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Lead Product(s) : VXB-241,Undisclosed
Therapeutic Area : Infections and Infectious Diseases
Study Phase : Phase I
Sponsor : Sanofi
Deal Size : $1,600.0 million
Deal Type : Acquisition
Sanofi Completes Acquisition of VICEBIO
Details : Through the acquisition of VXB-241, a vaccine targeting respiratory syncytial virus (RSV), the deal aims to advance RSV research and development.
Product Name : Undisclosed
Product Type : Vaccine
Upfront Cash : $1,150.0 million
December 04, 2025
Lead Product(s) : VXB-241,Undisclosed
Therapeutic Area : Infections and Infectious Diseases
Highest Development Status : Phase I
Sponsor : Sanofi
Deal Size : $1,600.0 million
Deal Type : Acquisition

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Lead Product(s) : VXB-241
Therapeutic Area : Infections and Infectious Diseases
Study Phase : Phase I
Sponsor : Sanofi
Deal Size : $1,600.0 million
Deal Type : Acquisition
Sanofi Acquires Vicebio, Expanding Respiratory Vaccines Pipeline
Details : Through the acquisition of VXB-241, a vaccine targeting an undisclosed pathogen, the deal aims to advance infectious disease prevention.
Product Name : Undisclosed
Product Type : Vaccine
Upfront Cash : $1,150.0 million
July 22, 2025
Lead Product(s) : VXB-241
Therapeutic Area : Infections and Infectious Diseases
Highest Development Status : Phase I
Sponsor : Sanofi
Deal Size : $1,600.0 million
Deal Type : Acquisition

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Lead Product(s) : VXB-241
Therapeutic Area : Infections and Infectious Diseases
Study Phase : Phase I
Sponsor : TCGX
Deal Size : $100.0 million
Deal Type : Series B Financing
Vicebio Secures $100M For RSV/hMPV Vaccine Phase 1 Clinical Study
Details : The financing aims to support the clinical development of VXB-241, which is being evaluated in the early-stage clinical studies for the targeting both RSV and hMPV viruses.
Product Name : Undisclosed
Product Type : Vaccine
Upfront Cash : Undisclosed
September 23, 2024
Lead Product(s) : VXB-241
Therapeutic Area : Infections and Infectious Diseases
Highest Development Status : Phase I
Sponsor : TCGX
Deal Size : $100.0 million
Deal Type : Series B Financing

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Lead Product(s) : VXB-241
Therapeutic Area : Undisclosed
Study Phase : Phase I
Sponsor : Undisclosed
Deal Size : Inapplicable
Deal Type : Inapplicable
A Study of RSV-HMPV Bivalent Vaccine VXB-241 in Older Adults
Details : VXB-241 is a Vaccine drug candidate, which is currently being evaluated in phase I clinical studies for the treatment of undefined medical condition.
Product Name : Undisclosed
Product Type : Vaccine
Upfront Cash : Inapplicable
August 15, 2024
Lead Product(s) : VXB-241
Therapeutic Area : Undisclosed
Highest Development Status : Phase I
Sponsor : Undisclosed
Deal Size : Inapplicable
Deal Type : Inapplicable

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Lead Product(s) : VXB-211
Therapeutic Area : Infections and Infectious Diseases
Study Phase : Preclinical
Sponsor : Medicxi
Deal Size : Inapplicable
Deal Type : Inapplicable
Details : RSV vaccine candidate (VXB-211), best-in-class efficacy as a ready-to-use fully liquid formulation,for the prevention of lower respiratory tract disease caused by RSV in individuals 60 years of age or older.
Product Name : Undisclosed
Product Type : Vaccine
Upfront Cash : Inapplicable
July 21, 2022
Lead Product(s) : VXB-211
Therapeutic Area : Infections and Infectious Diseases
Highest Development Status : Preclinical
Sponsor : Medicxi
Deal Size : Inapplicable
Deal Type : Inapplicable
