Current StudiesWe are currently recruiting participants for the following studies: Birch C1A05912 A Pre-Screening Study to Conduct a Future Clinical Study in Participants Allergic to Birch Pollen Learn More RMT014 A Pre-Screening Study to Conduct a Future Clinical Study in Participants Allergic to Common Ragweed (Ambrosia artemisiifolia) Learn More Interested in participating in future clinical trials? Would you like to know when new trials become available? Please join our mailing list by filling out the form below. A Research Coordinator will contact you when new trials become available. First Name Last Name Email Address Sign Up Thank you. You have now joined our clinical studies mailing list.