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Two methods were employed for the determination of percentage Caffeine content in three brands of analgesic tablets which are; Extraction using only water as a solvent and Extraction using both water and chloroform as solvents, watch glass has been used as the weighing apparatus and the percentage of Caffeine content in each tablets were calculated. . The percentage of caffeine using only water as a solvent in three different tablets; Ibuprofen, Boska, and Panadol Extra were 7.40%, 5.60% and 4.60% respectively. While the percentage of caffeine using both water and chloroform in three tablets were 7.40%, 5.50% and 5.22%.The percentage yields of the analgesic tablets content gave more extract when water and chloroform extraction solvents were used with 98.67%,96.50%,98.31% for the three tablets respectively.
Keywords: Ibuprofen, Boska, Panadol Extra, Caffeine