Synonyms: Sheet, Sheet kashay, Hima.

Volatile constituents are also of significant value in various diseases . Such volatile active principle may be obtained in medicine by various methods. In ancient times i.e. during samhita period (1500-1000BC), there were no such methods available in which vapours or volatile part could be collected so the only method to obtain such principles were hima (Cold infusion ) and Phant (Hot infusion). As during heating volatile part is lost, and these both preparation do not require much temperature, so the volatile part is not lost and can be obtained in solution.

Method of preparation

For the preparation of Hima or sheet preparation the ingredients are cleaned and dried properly and then they are coarsely powdered and kept overnight in water, and in next morning the solution is filtered to obtain sitakashaya. Acharyacharak has indicated hot water for cold infusion while sharangdhara indicates cold water to prepare this preparation.

The Quantity of Water

Sarangdhara indicates the the quantity of water to be 6 times than the coarse powder .

Dosage- 2 pala

Quantity of Prakshepdravya (Sha.Sa.Ma.2/4-6 )

· Sugar: Vaat disease-one fourth, Pitta disease -one eighth, Kapha disease-one sixteenth
· Honey: Vaat disease-one sixteenth, Pitta disease-one eighth , Kapha disease-one fourth of Hima.
· Jeera, Guggul, Kshar, Lavan, Shilajit, Hinga, Trikatuchurna should be added 1 shaan ( 3 gms) each.
· As for liquids like Milk, Ghee, Oil, Mutra and others like Jaggery, kalka, churna should be added in 1 karsha (12gms) quantity.

Shelf Life : Instant use.

Uses:

1. Especially used in pitta disorders, due to the sitavirya dominance of such drugs.
2. In preparation of other formulation like Sarker, Arka, essential oils, etc.
3. As Anupaandravya.
4. As bhavanadravya.