Crotalus cascavella
Crotalus durissus · C. cascavella, South American rattlesnake,Crotalus durissus terrificus · Animal · Viperidae
This remedy is most appropriate for people who feel jealous and forsaken. They fear being alone and love crowds and activity. They are frequently hypochondriacs who are sensitive to the cold. Characteristically they tend to be preoccupied by death and dying, and their dreams may feature corpses. They may feel that they are being haunted by ghosts. Right-sided symptoms are generally predominant.
Crotalus casc. is typically used for this state of mind in conjunction with a sense of constriction, which is sometimes felt as a band around the throat or abdomen, so that wearing clothes causes discomfort. It is used for burning urticaria in crops over a single body region.
Key symptoms
- Lancinating pains are frequent, and are < by cold washings
- Many symptoms are < at night
- Hallucinations are marked and peculiar; a magnetic state is induced
- There is headache after sleep as with Lach
Worse (aggravation)
Better (amelioration)

A Brazilian Rattle-snake. N. O. Crotalidæ. (Proving by Mure, together with effects reported by Higgins.) Trituration of the virus with Saccharum lactis.
Clinical
Goître. Headache. Mania. Metrorrhagia. Nose-bleed. Uterus, neuralgia of.
Characteristics
The poison of Cascavella is as deadly as that of the other Crotalidæ, and the general symptoms are like those of the other members of the group, but the mental symptoms are more pronounced and peculiar. Lancinating pains are frequent, and are < by cold washings. Many symptoms are < at night. Pains in bones. Hallucinations are marked and peculiar; a magnetic state is induced. There is headache after sleep as with Lach. Compare: Crotal. hor., Lach., &c.
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