JALAPA
JALAPA
Other Names:
Mechoacán Black
,
Purge
.
Description:
climbing plant of the
family
of Convolvuláceas, whose stem grows coiled around other plants. The flowers are large, stem from the armpits of the leaves, and have pink or
red
. The roots are tuberous round, and are filled with
a
milky juice resinous.
Habitat:
originally from
Mexico
, specifically the state of Veracruz, whose
capital
,
Jalapa
Enriquez, bears his name.
Used Part.
The roots (tubers)
Active Principles.
Glucorresina (9 - 18%) of complex structure:
jalapina, convulvulina (heterósidos of hydroxy fatty acids) escopoletol; glucoside: ipuranol. Alkaloids.
Drug Action.
A
low dose: laxative, colagogo.
At higher doses presents
a
violent laxative effect: the glucorresina destroys some lipid components of the
intestinal
membrane, resulting in an increase of exaggerated peristalsis and large influx of fluid inside the
intestinal
light.
Indications.
See precautions.
Constipation,
biliary dyskinesia
. Formerly
was
used in the treatment of congestive heart
failure
, for the vast elimination of liquids it produces.
The root of
Jalapa
contains various carbohydrates, and convolvulina and jalapina glycosides, which are active ingredients. It
has
a
strong
purgative
action, which in small doses is well tolerated, and does not cause
cramps
. It is recommended when you want to bring about drastic
intestine
. By not having bad taste, it is useful to
purge
the
children
. It also
has
effect worming and emenagogo (stimulates
menstruation
)
Contraindications.
Pregnancy
, infancy,
irritable bowel syndrome
,
renal failure
,
cardiac
treatment.
Side Effects.
A
high dose produced
a
little violent colic,
intestinal
bleeding
, nausea and vomiting.
Caution / Poisoning.
Due to the virulence of its mechanism of action and their side effects, is currently in abeyance.
Use:
it takes root powder, 1 to 3 grams dissolved in half
a
glass of hot water and sweetened with 1 - 2 tablespoons of honey or
brown
sugar. The infant dose is 50 milligrams (0. 05 g) per kilogram of body
weight
.
Galenica forms / Dosage.
Powder (referring to adult dose) 100 - 400 mg / day as
a
laxative; 500mg - 2g / día, as
a
laxative.
Bibliography.
Benigni, R; Capra,
C
; Cattorini,
P
. Piante Medicinali. Chimica, Pharmacology and Therapy. Milano: Inverni & Della Beffa, 1962, pp. 658 - 61.
Bézanger - Beauquesne, L; Pinkas, M; Torck, M. Dans la Plantes Les Thérapeutiques Moderne. 2. Paris: Maloine, 1986,
p
. 258.
Bruneton, J. Elements of Phytochemistry and Pharmacognosy. Zaragoza: Acribia, 1991,
p
. 100.
James,
A
; Duke, Ph.
D
. Handbook of Medicinal Herbs. 5. Boca Raton,
Florida
: CRC Press, 1987, pp. 249; 520; 558.
Mulet, L. Toxic Plants of Valencia. Castellon:
Provincial, 1997, pp. 237 - 9.
Simon, R. Guide for Pharmaceutical and Medical Pharmacology. Madrid:
A
Madrid Vicente, 1993,
p
. 141 - 2.
Trease, GE, Evans, WCh. Pharmacognosy.
Mexico
City: Inter - MacGraw - Hill, 1991, pp. 517 - 8.
Van Hellemont, J. Compendium of Phytothérapie. Bruxelles: Association Pharmaceutique Belge, 1986, pp. 159 - 60.
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