Coreg CR
- Manufacturer presents information for patients and families about heart failure diagnosis, treatment, healthy food choices, lifestyle and prescribing information.
- http://www.coregcr.com/

MedlinePlus: Carvedilol
- Provides information on usage, precautions, side effects and brand names when available. Data provided by various government agencies and health-related organizations.
- http://www.nlm.nih.gov/medlineplus/druginfo/medmaster/a697042.html

Coreg
- Full prescribing information from RxList.
- http://www.rxlist.com/cgi/generic3/carvedilol.htm