Churna (Powders)
Fine powder of drug or drugs is understood as churna.
Drugs mentioned in patha, are cleaned properly, dried thoroughly, pulverised and therefore the sieved.
The churna is free flowing and retains its potency for one year, if stored in air-tight containers.
Examples: Triphala churna, Sudarshan churna, Trikatu churna, Drakshadi churna, Sitopatadi churna
Taila (Medicated Oils)
They are called sneha kalpa/paka and ready by vegetable oil with the juice or the decoction and paste of medicine.
Unless otherwise specified, paste of drug should be 1/4th a part of the oil and therefore the liquid (drava) should be 4 times of oil.
If no liquid is laid out in recipe, water should be used.
For preparing medicated oil, the fine paste of drug, liquid and oil together, cooked, stirred constantly to the paste at rock bottom and prevented from getting charred.
When medicated taila gets properly cooked, great deal of froth appears at the surface of the oil.
Therefore the formulation should be strained before packing.
If salt or any alkali preparation is added to the recipe, it should plan the oil is strained and mixed thoroughly.
Tailas are often used internally and topically.
They retain potency for about 16 months. They are taken internally with warm water or warm milk.
Examples: Bhrinraj taila, Mahanarayan Taila, Anu taila, Jyotismati taila
Gutika (Pills)
It is within the sort of pills.
They're made by using single or combinations of vegetable, mineral or animal drugs.
These preparations are often spent to 2 years. Pills with minerals are often used indefinitely.
These formulations shouldn't loose their original colour, odour, taste and form on standing.
They should be kept faraway from moisture, if they contain salt, ksara or sugar.
Examples: Lasunadi gutika, Pranda gutika, Khadiradi gutika.