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Vir Biotechnology (VIR)
NASDAQ:VIR
Bulevirtide, Tobevibart, Elebsiran
Viral Hepatitis
Phase II
Recruiting
A Study to Evaluate Tobevibart+Elebsiran Versus Bulevirtide in Chronic HDV Infection
Aug 19, 2025
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Bulevirtide, Tobevibart, Elebsiran
Viral Hepatitis
Phase III
Recruiting
A Study to Evaluate Tobevibart+Elebsiran in Participants With Chronic HDV Infection Not Virologically Suppressed With Bulevirtide
Aug 13, 2025
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Pembrolizumab, Vir-5525
Solid Tumor Malignancies, Egfr Positive Solid Tumors, Egfr
Phase I
Recruiting
Safety and Preliminary Efficacy of VIR-5525 and VIR-5525 + Pembrolizumab in Participants With Locally Advanced or Metastatic Solid Tumors
Apr 21, 2025
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Tobevibart, Elebsiran
Viral Hepatitis
Phase III
Recruiting
A Study to Evaluate Tobevibart + Elebsiran in Chronic HDV Infection
Mar 24, 2025
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Vir-2218, Vir-3434, Vron-0200-Adc6, Vron-0200-Adc7
Chronic Hepatitis B
Phase I
Active Not Recruiting
Dose-Escalation Prime/Boost Therapeutic Vaccination Study Of 2 Chimp Adenoviral Vectors in Adults With Chronic HBV On Nucleos(t)Ide Therapy
Sep 20, 2023
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Enzalutamide, Darolutamide, Vir-5500
Hormone-Refractory Prostate Cancer
Phase I
Recruiting
Safety, Pharmacokinetics, and Preliminary Efficacy of VIR-5500 (AMX-500) in Prostate Cancer
Jul 24, 2023
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Vir-2218
Renal Impairment
Phase I
Completed
A Study to Investigate the Effect of Renal Impairment on the Pharmacokinetics and Safety of VIR-2218
Apr 24, 2023
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Peg-Ifnα, Tdf, Vir-2218, Vir-3434
Hepatitis B, Chronic
Phase I/II
Active Not Recruiting
A Platform Study to Evaluate Investigational Therapies in Chronic Hepatitis B Infection
Nov 03, 2022
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Vir-2218, Vir-3434
Hepatic Impairment, Cirrhosis
Phase I
Recruiting
Effect of Hepatic Impairment on the Pharmacokinetics and Safety of VIR-2218 and VIR-3434
Jul 15, 2022
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Vir-2218, Vir-3434, Nrti
Hepatitis D, Chronic
Phase II
Active Not Recruiting
SOLSTICE: Combination Therapy for the Treatment of Chronic Hepatitis D Infection.
Jul 01, 2022
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FAQ
What are the FDA phases for drug approval?
The FDA approval process for new drugs is divided into several phases:
a. Preclinical testing
b. Phase 1 – Safety and dosage
c. Phase 2 – Effectiveness and side effects
d. Phase 3 – Confirmation of effectiveness, monitoring of adverse reactions, and comparison with existing treatments
e. Phase 4 – Post-marketing studies to track long-term safety and effectiveness
a. Preclinical testing
b. Phase 1 – Safety and dosage
c. Phase 2 – Effectiveness and side effects
d. Phase 3 – Confirmation of effectiveness, monitoring of adverse reactions, and comparison with existing treatments
e. Phase 4 – Post-marketing studies to track long-term safety and effectiveness
What is a clinical trial?
A clinical trial is a carefully designed study in which researchers test a drug, treatment, or medical device in people to evaluate its safety, effectiveness, and potential side effects. These trials are essential for determining whether a new treatment should be approved for widespread use.
What drugs does Vir Biotechnology (VIR) have in its pipeline
VIR is currently developing the following drugs: Bulevirtide, Tobevibart, Elebsiran, Bulevirtide, Tobevibart, Elebsiran, Pembrolizumab, Vir-5525. These drug candidates are in various stages of clinical development as the company works toward FDA approval.