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Opacode Black

Medically reviewed by Last updated on Feb 14, 2024.

Excipient (pharmacologically inactive substance)

What is it?

Opacode is an edible monogramming ink used in the pharmaceutical industry to imprint tablets such as film and sugar-coated tablets, or hard or soft-gelatin capsules. Other colors for Opacode ink include white, yellow, orange, red, brown, green, blue, and grey.[1]


  1. Colorcon. Opacode Monogramming Ink. Accessed February 26, 2015 at

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.