Sirovasti is the most intensive, potent external oil application. Sirovasti is a special technique to administer medicated oil on the head. The patient is made to sit upright on a wooden stool and medicated oil is applied on the body and head. Then a cap made of flexible leather, open on both sides is fitted on the head and the prescribed medicated oil, slightly warm, is poured onto the cap. The oil is allowed to remain inside the cap for about 45 minutes or till the manifestation of proper signs of efficient treatment, which ever is earlier, and drained out. Afterwards the head is wiped with a clean dry cotton cloth. Again medicated oil is applied on the body and head and the patient is given a body bath in warm water. This treatment is done for maximum seven days and requires equal number of days for preparation and for having the post intensive treatments (i.e.21 days are required for a full course)

The application of herbal paste on the patients head is called Sirolepa. The most commonly used herb is pericarp of the fruits of Indian gooseberry cooked in buttermilk. The patient must sit on a stool facing east after applying oil on head and body. A piece of cloth is tied around the forehead just above the ears. Then the medicinal paste is applied on his head in a thickness of one finger. A gap is made at the center of the head by removing medicinal paste from that part. Banana leaf made into cone shape is kept over his head. Mild massage is done on his body and neck during the treatment.

Kizhi means bundle. This treatment is meant to induce perspiration. Bundles are made out of Herbal powder, Leafs, Special variety of rice. Kizhi treatments start with Oil application. Patient is given oil application on head and body lying on a wooden bed. Then Kizhi is heated in a pan with suitable fluids or oils and applied on patients body by therapeutic assistants standing on either sides of the table. One Therapist is engaged in heating the Kizhi. Usually eight or four or 2 Kizhi are prepared as per the requirement and half of them are heated while the others are used for applying on the patients body. It is applied in such a way that the Kizhi reaches all parts of the body except face and head.

In Elakizhi instead of herbal powders, herbal leaves is used and procedure is similar to Podikizhi.

Fomentation done with a bundle of medicinal powder tied in instead of herbal leaves tied with cotton cloth.