Common names: Guarana, Gurana-uva, Brazilian cocoa.
Paullinia sorbilis, Mart. Natural order: Sapindaceae. Preparation: Triturations of the seeds.
Gayety. Extravagant behavior. Mental hyperaesthesia; intellectual excitement. He thought he was more lively and readier for work than usual. Unusual humor for continued hard work (second day).
From 9 P.M. till bedtime my head felt rather confused; I was quite “out of sorts,” and unable too settle to work (first day). He woke at midnight, and complained of a tightness across the forehead (second night); he fell asleep shortly, and had no return of pain in the head when he awoke next morning.
Persistent twitching of the eyelids (after first dose, second day).
Loss of appetite.
Bowels moved normally at 10.30 A.M., and a small motion occurred at 8 P.M. (fourth day); operated normally at 11.45 A.M. and 10.15 P.M. (fifth day). Slight constipation. Very slight constipation (third day). Bowels operated at noon; decidedly constipated (second day). Bowels operated at 11.45 P.M. for the first time for about seventy-two hours; a very unusual occurrence for me to be so very long constipated (third day).
Spasms of the bladder.
Heart and Pulse
Diminution of the heart-beats. Before the proving the pulse averaged 70 in the morning; 75 at midday and during the afternoon; 78 at 9 P.M.; 75 at midnight; during the proving, 73 during the morning; 70 at midday; 76 during the afternoon; 78 at night.
I felt unsettled, restless, and unable to work with vigor; there was a really distressing fullness and throbbing in the head, chiefly in the temporal regions, afternoon and evening (second day). Spasmodic restlessness.
Sleeplessness. (It prevented or removed drowsiness after food).
(* He found that our diet had a very soporific effect upon him; indeed, if I mistake not, he got into trouble on one occasion for falling asleep after dinner when he was on duty; he found that a drachm of Guarana entirely prevented this heaviness, and he did not experience that feeling of congestion of the head which, occurs so often after a liberal meal. *).
Temperature before the proving averaged 98.3 (deg). during the morning; 98 (deg). at midday; 98.1 (deg). during the afternoon, at 9 P.M., and 98 (deg). at midnight; during the proving, 98.3 (deg). during the morning; 98.2 (deg). at midday; 98.1 (deg). during the afternoon; 98 (deg). at night.