If you are like most patients and caregivers, you are pulling your hair out trying to find out what clinical trials are available to you. Below are links to some of the more helpful Clinical Trials listings. All patients should consider participating in a clinical trial. Often this is the best way to access the latest treatments that might be more effective than current therapies. Even if a clinical trial is not right for you, it is good to be informed about what is available.
The US government sponsored clinical trials listing service. It's goal is to list all trials in the US, and in fact it lists trials in many other countries too since many trials are sponsored by multiple cancer institutions.
Centerwatch is a long established Clinical trial listing service.
Cancer Trials support unit (part of the NCI) Canadian listings
The ISRCTN lists clinical trials for most major European countries.