FDA Cancer Liaison Program

http://www.fda.gov/ForPatients/default.htm
Provides information and help to cancer patients and cancer patient advocacy programs about the FDA drug approval process, cancer clinical trials and access to investigational therapies.

The Partnership for Prescription Assistance

https://www.pparx.org
Helps qualifying patients without prescription drug coverage get the medicines by matching them with the right assistance programs.

Resources for Medication and Drug Programs

http://www.cancercare.org/publications/62-sources_of_financial_assistance
Fact sheet lists various sources of financial assistance available to people with cancer.

Rx Assist

http://www.rxassist.org/patients
RxAssist is a nationally recognized, web based medication assistance resource center. Established in 1999 with funding from The Robert Wood Johnson Foundation.