Q. Trimethylxanthine is a chemical name of a stimulant which is found in tea and coffee. What is the popular name?
Answer: Caffeine
Notes: Caffeine (1, 3, 7-trimethylxanthine) also known as ancient wonder drug is a basically a neurostimulant easily available all over the world and is used in different products like tea, coffee, analgesic adjuvant, soft drinks and many dietary supplements.

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