Government Registries
Clinicaltrials.gov
- US National Library of Medicine FAQ
National
Cancer Institute
- United States
Non-Profit Organizations
Association
of Cancer Online Resources
CancerTrialsHelp
ClinicalStudyResults
PhRMA
IFPMA Drug Portal (multiple languages)
TrialCheck
(cancer oriented)
Pharmaceutical
Companies - General
Site
AstraZeneca - not
found
Aventis-Sanofi - not found
Bristol Myers Squibb
- not found
Eli Lilly and Oncology
GlaxoSmithKline
Merck -position
on clinical trial registries 
Novartis
Pfizer
Other Commercial Organizations