To get sources of homeopathic materia medica we need to prove drugs.
Mainly sources are:-
1. Proving on healthy human being
2. Proving on healthy animals
3. Proving on healthy plant
4. Chemical sources
5. Imperical sources
6. Accidental sources
7. Toxicological sources
8. Clinical observation
9. Laboratory experiment
10.Doctrine of signature
1.PROVING ON HEALTHY HUMAN BEING.
This is the best method of proving drugs
#Advantage:- we get all the mental and particular symptoms of drug
#Disadvantage:- we do not get proving of drugs with deep pathological changes.
2.PROVING ON HEALTHY ANIMALS:-
#Advantage:-We can get objective symptoms
#Disadvantage:- we cannot get subjective symptoms and mental symptoms.
3.PROVING ON PLANTS:-
#Advantage:-we can get some idea of pathological changes produced by the drugs by studying the morphology and histology of plant.
#Disadvantage:- We do not get any proving symptoms.
#Advantage:-we can get some idea regarding pharmacological action of drug its physical and chemical properties by studying its chemistry.
#Disadvantage:- we do not get any information regarding symptoms and signs that drug produces.
#Advantage:-It is a traditional source, so we know the medicinal properties of drug since olden days and can be observe from general therapeutic study of a drug.
#Advantage:- accidental proving of symptoms
Eg.Blatta orientalis in asthma
#Disadvantage:- unnatural use and overdosing of drugs.
#Advantage:- symptoms not have described by patient are also getting cured.
#Disadvantage:- symptoms appear after administration of medicine which where not found while drug proving.
#Advantage:- qualitative and quantitative changes of organ or tissue will be known.
Help in nosological diagnosis.
#disadvantage:- we do not get any peculiar symptoms.
10.DOCTRINE OF SIGNATURE:-
#Advantage:- it gives relationship between external physical properties of drug substance and signs and symptoms present in tha patient.
Eg. All red looking plant or red extracts of plant acts on blood.