CenterWatch: Clinical Trials Listing Service: Listing of clinical research trials, information about physicians and medical centers performing clinical research and drug therapies newly approved by the FDA

ClinicalTrials.gov: Searchable database which provides patients, family members and the public with information about current ongoing clinical research studies. From the U.S. National Library of Medicine

Parenteral Drug Association (PDA): The leading global provider of science, technology and regulatory information and education for the pharmaceutical and biopharmaceutical community. Founded in 1946 as a nonprofit organization, PDA is committed to developing scientifically sound, practical technical information and resources to advance science and regulation through the expertise of its nearly 10,000 members worldwide