Henbane (Hyoscyamus)

Basic Information

Biological name (genus and species):
Hyoscyamus niger
Parts used for medicinal purposes:
Leaves
Roots
Berries/fruits
Chemicals this herb contains:
Hyoscyamine
Scopolamine

KNOWN EFFECTS

Blocks effects of parasympathetic nervous system causing increased heart rate, dilated pupils, dry mouth, hallucinations, urinary retention, reduced contractions of gastrointestinal tract.

Miscellaneous information:
Henbane is poisonous, especially to children!

UNPROVED SPECULATED BENEFITS

Treats whooping cough. Treats asthma. Is used as a mouthwash. Acts as a sedative. Is used as a pain killer.

WARNINGS AND PRECAUTIONS

Don't take if you:
Are pregnant, think you may be pregnant or plan pregnancy in the near future.

Consult your doctor if you:
Take this herb for any medical problem that doesn't improve in 2 weeks. There may be safer, more-effective treatments. Take any medicinal drugs or herbs including aspirin, laxatives, cold and cough remedies, antacids, vitamins, minerals, amino acids, supplements, other prescription or non-prescription drugs.

Pregnancy:
Dangers outweigh any possible benefits. Don't use.

Breast-feeding:
Dangers outweigh any possible benefits. Don't use.

Infants and children:
Treating infants and children under 2 with any herbal preparation is hazardous.

Others:
Must be obtained from a reliable source. Unpredictable concentrations can be dangerous.

Storage:
Keep cool and dry, but don't freeze. Store safely away from children.

Safe dosage:
At present no "safe" dosage has been established.

TOXICITY

Rated dangerous, particularly in children, persons over 55 and
those who take larger than appropriate quantities for extended
periods of time.
For symptoms of toxicity: See Adverse Reactions, Side Effects or Overdose Symptoms section below.

ADVERSE REACTIONS, SIDE EFFECTS OR OVERDOSE SYMPTOMS