What are Choornas
Drugs according to the formulation composition of the particular Choornas are collected, dried, powdered individually and passed through sieve number 85 to prepare a fine powder. They are mixed in the specified proportion and stored in well closed container. The term Choorna may be applied to the powder prepared by a single drug or a combination of more drugs. Raja and Ksoda are the synonyms for Choorna.Choornas may be of plant origin, or mixed with other ingredients. The following points are to be noted. If metals / minerals are used, prepare Bhasma or SindSra of the minerals unless otherwise mentioned. In cases where Parada and Gandhaka are mentioned, prepare Kajjal and add other drugs, one by one, according to the formula. In general the aromatic drugs like Hingu [Asafoetida] etc. should be fried before they are converted to fine powders. Specific care should be taken in case of Salts and Sugars. Formulations with hygroscopic components should not usually be prepared during rainy seasons. If so, specific precautions should be taken during storage. Choornas should be stored in air tight containers. Polyethylene and foil packing also provides damp proof protection. Special precaution for storage should be taken in cases of formulations with salts, sugars and Ksharas.
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