The Temozolomide Capsules 20MG is imprinted with black pharmaceutical ink, which contains shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, purified water, strong ammonia solution, potassium hydroxide, and ferric oxide. It is used to treat brain cancer. It may be given to you for other reasons. Temozolomide may also be used for purposes not listed in this medication guide. Temozolomide is used in the treatment of glioblastoma multiforme. The Temozolomide Capsules 20MG is very effective and should be taken as per doctorâs guidance.