Guarana guar.

Paullinia Sorbilis ; Brazilian Cocoa. Sapindaceæ.
A climbing shrub, native to Brazil, the seeds of which contain Caffeine , and are used by the aborigines as a beverage.
Alcoholic solution of the dried paste made from the seeds.
Introduced by Gavrelle, who found it useful "in diarrhœa of phthisis, sick headache, paralysis, tedious convalescence, and as a general tonic". --U. S. D.
Proving by Macdowell, see Allen's Encyclopædia, vol. 4, p. 511 .
CLINICAL AUTHORITIES.
- Headache , Bradley, Hom. Rev., vol. 16, p. 504 ; Megrim , Raue's Rec., 1873, p. 34 ; Palliative use in megrim , Müller, Trinks, B. J. H., vol. 21, p. 20, 284 ; Diarrhœa , dysentery, Raue's Rec., 1873, p. 34.

Gayety ; extravagant behavior.
Mental hyperesthesia ; intellectual excitement.

Sick headache in persons who have used tea and coffee to excess, or in whom nervous headaches, followed by vomiting, are excited by any error in diet or depression of mind.
Frequent attacks of sick headache.
Megrim.

Throbbing, congestive headache after excessive use of liquor.

Persistent twitching of eyelids.

Loss of appetite.

Profuse, green, odorless, mucous stools. θ Infantile diarrhœa.
Summer complaints of children ; diarrhœa from teething ; diarrhœa and vomiting from improper food.
Cholera infantum.
Chronic diarrhœa, nearly to marasmus, in a child.
Diarrhœa of phthisis.

Spasm of the bladder.

Diminution of the heart-beats.

Restlessness.
Nervousness and weariness.
Neuralgia.
Rheumatic neuralgia.
Reduced vital powers ; grief ; depression of spirits ; anorexia ; nervous hemicrania.
Convalescence from prostrating diseases.
Paralysis.

Unpleasant and uncontrollable sleepiness, drowsiness and heaviness of head, with flushed face, in persons of sedentary habits, after eating.
Sleeplessness.

Frequent attacks of sick headache.

Rheumatic neuralgia.
Throbbing, congestive headache.
Twitching : of eyelids.
Spasm of bladder.

Chlorosis.

Urticaria ; prurigo.

Compare : Agar . (in twitching of eyelids) ; Ignat., Nux vom ., especially latter, in sick headache, etc.