D&C Red No. 6
Excipient (pharmacologically inactive substance)
What is it?
FDA has regulatory review for color additives used in foods, drugs, cosmetics, and medical devices. The color additive D&C Red No. 6 may be safely used for coloring drugs such that the combined total of D&C Red No. 6 and D&C Red No. 7 does not exceed 5 milligrams per daily dose of the drug. The color additive D&C Red No. 6 may be safely used for coloring cosmetics generally in amounts consistent with current good manufacturing practice.
 Electronic Code of Federal Registers. Title 21: Food and Drugs. Part 74. Summary of Color Additives for Use in the United States in Foods, Drugs, Cosmetics, and Medical Devices. Accessed online 8/19/2012. http://www.fda.gov/ForIndustry/ColorAdditives/ColorAdditiveInventories/ucm115641.htm#table1A
 U.S. Food and Drug Administration. Color Additives and Cosmetics. Updated 4/29/2007. Accessed 8/20/2012. http://ecfr.gpoaccess.gov/cgi/t/text/text-idx?c=ecfr;sid=c387334e82029536a53dde1171ba5481;rgn=div5;view=text;node=21%3A188.8.131.52.27;idno=21;cc=ecfr#21:184.108.40.206.220.127.116.11