This homeopathic remedy is prepared from the fresh bark of the Prickly Ash plant. It is best suited for the following indication-
 
Female
Dysmenorrhoea- pain during periods in women, with severe back pain going down the legs.
Weak, thin women who have sleeplessness and headaches
Black, thick bleeding during periods
All complaints are aggravated in wet and damp weather.
 
Respiratory
Constant feeling as if he should take in a deep breath
Migraine headaches in the back of the head.
 
Nerves 
Paralysis of one side of body.(hemiplegia)
Sciatica
Parts of the body feel numb
 
Precautions
Maintain half an hour gap between food/drink/any other medicines and homeopathic medicine.
Avoid any strong smell in the mouth while taking medicine e.g. camphor, garlic, onion, coffee, hing.
 
Side effects- None reported.
 
Use under medical supervision.