Potassium permanganate (KMnO4) is a powder from dark-violet crystals.  They are well dissolved in water, painting it in violet (and at strong dilution - in pink) color. 

Oxidizing properties of potassium permanganate allow to use widely it in medicine - for destruction of an infection, cauterization and dehumidification of skin and mucous membranes. 

The different purposes require different concentration of solutions:
-  for washing of a stomach do 0,01-0,1% water solution (light pink color), 
-  for wound disinfection - 0,1-0,5% (pink), 
-  for processing of burns and ulcers - 2-5% solution (violet color). 

* Sharp food poisoning. 
In this case it is necessary as disinfecting means.  Solution of light pink color allow to drink to the patient, then cause in it vomiting. 

ATTENTION!

Sometimes it happens, what not all crystals of potassium permanganate are dissolved in water.  It can lead to burns of a mucous membrane of a stomach.  To avoid such consequences, at first prepare the concentrated solution of potassium permanganate, and then its small amount add in water for washing.  The received solution surely filter. 

* For bathing of kids.
All mothers and grandmothers know that the bathtub with weak solution of potassium permanganate dries gentle skin of the baby.  In this case not to be overzealous and remember the main thing:  in water for bathing add not KMnO4 crystals, and its solution that water as a result turned out not saturated, but light pink color. 

* Conjunctivitis.
Solution of the same concentration use for washing of eyes.

* Disorder of intestines.
That the diarrhea stopped, it is recommended in the morning and to drink in the evening on 1 glass of light pink solution of potassium permanganate.  One reception that unpleasant symptoms disappeared suffices usually. 

* If houses heavy, bed patient.
In such cases air it becomes frequent heavy and to badly smelling - deliver a glass with the potassium permanganate divorced to pink color:  it absorbs unpleasant smells. 

* Thermal burns.
On the struck places put bandages with cold solution of potassium permanganate.  And the burn is stronger, the there has to be a concentration of solution above.  Usually use 2-5% solutions. 

* Quinsy, stomatitis.
Throat rinsing by weak solution of potassium permanganate of 4-5 times a day.

* Antritis.
To wash out nasal courses warm light pink solution of potassium permanganate (it several times involve in a nose).  Procedure is repeated by 2-3 times a day. 

* Grown nail.
At the first symptoms of a disease (morbidity of a thumb, emergence near a nail of ulcers, blood and pus) to do warm trays from 2-5% by potassium permanganate solution.