Periwinkle (Madgascar or Cape Periwinkle, Old Maid) |
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Basic Information
Biological name (genus and species):
Catharanthus roseus, Vinca rosea
Parts used for medicinal purposes:
Leaves
Chemicals this herb contains:
Vinblastine
Vincristine
Vinleurosine
Vinrosidine
KNOWN EFFECTS
Inhibits growth and development of germs.
Depresses bone-marrow production, damaging body's
blood-cell-manufacturing processes.
Effective in treatment of several different types of malignant
tumors.
Reduces granulocytes--white blood cells--in body.
Miscellaneous information:
When purified, derivatives of Vinca (vincristine sulfate,
vinblastine sulfate) are used to treat cancer under rigidly
controlled supervision.
UNPROVED SPECULATED BENEFITS
Ointment decreases inflammation.
Treats sore throats and inflamed tonsils.
Treats diabetes mellitus.
Causes hallucinations when smoked.
WARNINGS AND PRECAUTIONS
Don't take if you:
Are pregnant, think you may be pregnant or plan pregnancy in
the near future.
Have any chronic disease of the gastrointestinal tract, such as
stomach or duodenal ulcers, esophageal reflux (reflux
esophagitis), ulcerative colitis, spastic colitis,
diverticulosis, diverticulitis.
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:
This product will not help you. It may cause toxic
symptoms.
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 slightly 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
Signs and symptoms: |
What to do: |
Drowsiness |
Discontinue. Call doctor |
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when convenient. |
Hair loss |
Discontinue. Call doctor |
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when convenient. |
Nausea |
Discontinue. Call doctor immediately. |
Seizures |
Seek emergency treatment. |
Yellow eyes, dark urine and |
Seek emergency treatment. |
yellow skin resulting from |
destruction of some liver cells. |
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