Pfizer Inc (PFE)
NYSE:PFE
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Odt2 Test Formulation, Odt Reference Formulation
Migraine
Phase I
Not Yet Recruiting
A Study to Compare the Blood Levels of Two Dosage Formulations of the Study Medicine in Healthy Adults
May 12, 2026
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Tafamidis
Healthy Adults
Phase I
Recruiting
A Study to Compare the Amount of Two Forms of Tafamidis in the Blood of Healthy Adults Under Fasting Conditions
May 08, 2026
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Pembrolizumab, Standard Of Care Chemotherapy, Pf-08634404, Keytruda
Endometrial Cancer, Endometrial Neoplasms
Phase III
Not Yet Recruiting
Symbiotic-GYN-18: A Study to Learn About the Study Medicine Called PF-08634404 in Combination With Chemotherapy in Adult Participants With Advanced or Recurrent MMR-proficient Endometrial Cancer
May 05, 2026
Pf-07799933 Tablets With Pf-07799544 Fasted, Pf-07799933 Film-Coated Tablets With Pf-07799544 Fasted, Pf-07799933 Film-Coated Tablets With Pf-07799544 Fed, Pf-07799933 Film-Coated Tablets Fasted, Pf-07799933 Film-Coated Tablets Following Rabeprazole Pretreatment Fasted
Healthy
Phase I
Recruiting
Relative Bioavailability and Impact of Rabeprazole for PF-07799933, Food-Effect for PF-07799933 and PF-07799544
Apr 06, 2026
Acetaminophen, Pf-08653944, Paracetamol, Met097
Obesity, Overweight, Drug Interaction, Overweight And/Or Obesity
Phase I
Recruiting
A Study to Learn About the Effect of Study Medicine Called PF-08653944 on How Quickly the Stomach Empties Its Content in Healthy Adults With Overweight or Obesity
Mar 27, 2026
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: Odt2 Test Formulation, Odt Reference Formulation, Tafamidis, Pembrolizumab, Standard Of Care Chemotherapy, Pf-08634404, Keytruda. These drug candidates are in various stages of clinical development as the company works toward FDA approval.