AMERICAN PENNYROYAL (Hedeoma pulegioides (L.) Pers.) + (down from CRC)

AMERICAN PENNYROYAL
(Hedeoma pulegioides (L.) Pers.) + (down from CRC)

Synonym — Melissa pulegioides L.
Activities (American Pennyroyal) — Abortifacient (f; CRC); Allergenic (f; CRC); Analgesic (1;
CRC; DEM; FNF); Anesthetic (1; FNF); Antiinflammatory (1; FNF); Antipyretic (f; APA); Antiseptic
(1; FNF); Antispasmodic (1; CRC; FNF); Antitussive (f; CRC); Carminative (1; APA; CRC);
Decongestant (f; APA); Dermatitigenic (f; FAD); Diaphoretic (f; APA; CRC; FAD); Digestive (f;
APA); Diuretic (f; CRC); Emmenagogue (f; APA; CRC; FAD); Expectorant (f; APA; DEM; FAD);
Hepatotoxic (f; PHR); Insecticide (1; CRC); Insectifuge (2; APA; CRC; DEM); Myorelaxant (1;
CRC; FNF); Nervine (f; CRC); Sedative (1; FNF); Stimulant (f; APA; CRC).
Indications (American Pennyroyal) — Allergy (1; FNF); Amenorrhea (f; CRC); Bronchosis (1;
FNF); Burn (f; CRC); Cold (1; APA; CRC; FAD; FNF); Colic (1; APA; CRC); Conjunctivosis (f;
CRC); Cough (1; APA; DEM; FAD; FNF); Cramp (1; CRC; FNF); Dermatosis (f; APA); Dysentery
(f; DEM); Dysmenorrhea (f; APA; CRC; DEM); Dyspepsia (f; APA; DEM); Eczema (f; APA);
Enterosis (f; CRC); Fever (1; CRC; FAD; FNF); Flu (1; APA; FNF); Flux (f; DEM); Gastrosis (f;
CRC; DEM); Gout (f; CEB); Headache (f; APA; CRC; FAD); Hepatosis (f; CRC; FAD); Inflammation
(1;APA; FNF); Itch (f; CRC); Leukorrhea (f; CRC); Myosis (1; FNF); Nephrosis (f; DEM;
FAD); Ophthalmia (f; CRC); Pain (1; CRC; FNF); Pertussis (f; DEM); Pharyngosis (1; FNF);
Pneumonia (f; CRC); Rheumatism (1; CRC); Spasm (1; CRC; FNF); VD (f; CRC); Virus (1; FNF);
Wound (f; APA).
Dosages (American Pennyroyal) — Should not be taken (APA).
Contraindications, Interactions, and Side Effects (American Pennyroyal) — Class 2b. Emmenagogue
and uterotonic (AHP). In Canada, only allowed in food or beverage if pulegone-free
(AHP). Used as an emmenagogue and abortifacient. Pennyroyal oil is toxic and potentially fatal if
ingested. Symptoms include abdominal cramps, abdominal pain, nausea, vomiting, rash, dizziness,
and alternating lethargy and agitation, leading to kidney failure, massive hepatic necrosis, and
disseminated intravascular coagulation. Serious toxicity with the tea has not been reported. CNS
symptoms from ingesting pennyroyal-containing preparations include lethargy, agitation, dizziness,
sometimes leading to seizures and auditory and visual hallucinations. GI effects include nausea,
vomiting, burning in the throat, abdominal pain, and diarrhea (AEH1).

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