Several steps or phases of clinical research must occur before a large-scale Phase III study is implemented. A Phase IV trial is a post-approval study and can be a long-term follow-up of a treatment ...

If you are asked about joining a clinical trial or if you are reading about scientific studies in the media, it’s important to know what stage the research is at. Early-stage research, like animal ...

Regeneron’s clinical trials are at the core of this mission. Regeneron is grateful to all clinical trial participants — ...