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Pfizer Inc (PFE)
NYSE:PFE
Ibuzatrelvir
Healthy Participant
Phase I
Completed
A Study to Learn How the Study Medicine Called Ibuzatrelvir is Taken up Into the Blood in Healthy Chinese Adults
Nov 14, 2025
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Ipilimumab, Pf-08634404
Advanced Hepatocellular Carcinoma, Metastatic Hepatocellular Carcinoma, Hepatocellular Cancer, Hepatocellular Carcinoma, Carcinoma, Hepatocellular, Liver Neoplasms, Unresectable Hepatocellular Carcinoma
Phase I/II
Recruiting
A Study to Learn About Study Medicine Called PF-08634404 as a Single Treatment and Combination Treatment in Adult Participants With a Liver Cancer Called Hepatocellular Carcinoma, That is Too Advanced to be Removed by Surgery and May Have Spread to Other Parts of the Body.
Nov 07, 2025
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 Pfizer Inc (PFE) have in its pipeline
PFE is currently developing the following drugs: Pf-07275315 Dose 1, Pf-07275315-Dose 2, Pf-07275315-Dose 3, Itraconazole, Pf-07248144, C.Difficile Vaccine. These drug candidates are in various stages of clinical development as the company works toward FDA approval.