Cortropine was a strong stimulant included in standard-issue Starfleet medkits.
According to his medical file, Spock was prescribed 5 mg cortropine, three times a day, when he had himself admitted to the psychiatric ward of Starbase 5. (DIS: "Point of Light")
In 2269, Dr. McCoy utilized cortropine to overcome symptoms of weakness experienced by the landing party on the second planet of the Taurean system. (TAS: "The Lorelei Signal")
According to the Star Fleet Medical Reference Manual (p. 30), the stimulant cortropine, invented on Omicron Cephei VI, was similar to methamphetamine used on Earth. It was normally used to treat hyperkinesis in children and narcolepsy.