Refine your searchFind a Pfizer clinical trialTo get started, enter the condition, keyword, or NCT number you want to search for. You can refine your search by selecting ‘Show filters’.SearchsearchFilter byLocationlocationAge (years)ageSex Male FemaleShow filters Find a trialcurrent_languageFind a trialFeatured clinical trials enrolling now Recruiting Lung Cancer Clinical Trial Learn about a clinical trial for previously treated non-small cell lung cancer (NSCLC)Learn more Recruiting Eczema clinical trial Have eczema or atopic dermatitis? Join our new clinical trial for adults.Learn more Recruiting Pneumococcal vaccine study for toddlers 12 to 15 months old We’re working closely with pediatricians and researchers to expand protection for toddlers against pneumococcal disease.Learn more Recruiting New vaccine clinical trial for babies 6 to 14 weeks old We’re researching a vaccine that could offer babies more protection against pneumococcal diseases like meningitis and pneumonia.Learn moreExplore our cancer clinical trialsPifzer has clinical trials for adults and children in over 20 cancer types. Find a trial Breakthroughs are made possible by you About clinical trials Considering clinical trials? Learn about how they work and the steps for joining. Explore resources For current participants Already enrolled in a clinical trial? Find some tips for preparing, and learn about the people who will be involved. Explore resources For past participants Finished with your clinical trial? Learn about what happens next. Explore resources Our commitment to clinical trial participantsTo put participant rights, safety, and well-being first — alwaysTo incorporate as much patient input as possible into the design of our clinical trialsTo ensure that diverse communities have the opportunity to participate in our clinical trialsTo reimburse participants for clinical trial-related expenses such as transportationTo make clinical trial results available to participantsLearn more about your rights as a participant