About this trial
Phase 1 of this study will consist of 2 parts
* Part 1 will evaluate the safety, tolerability, pharmacokinetics and immunogenicity of PRA-216 in healthy volunteers through single ascending dose administered by either intravenous (IV) or subcutaneous (SC). * Part 2 will evaluate the safety, tolerability, pharmacokinetics (PK) and immunogenicity of PRA-216 in healthy volunteers with repeat doses of multiple ascending dose administered subcutaneously.
Phase 2a of this study is a randomized, double-blind, placebo-controlled study to investigate the efficacy, safety and immunogenicity of PRA-216 in participants with mild to moderate asthma. The dose of PRA-216 for this phase was determined from Phase 1.
Eligibility criteria
Qualifiers
Age 18-65
Must be in good health with no significant medical history
Willing and able to attend all study visits, comply with study requirements
Able and willing to provide written informed consent
Disqualifiers
Evidence of clinically significant condition or disease
Any physical or psychological condition that prohibits study completion
Known history of illicit drug use or drug abuse, harmful alcohol use (at the Investigator's discretion), alcoholism, and/or smoking or nicotine-containing product use within 3 months prior to the first dose of study agent
History of severe allergic reactions or hypersensitivity
Trial design
Treatments tested in this trial
- PRA-216
- Placebo
Treatment groups
6
Treatment groupsSee each treatment group below.