Rasnairandadi Kashayam is a medicated liquid formulation in the form of decoction.
Its usage:       
Widely used in treating the vata rogas.
Gouty arthritis, relieves swelling and pain in the joint.
Also in external injury.
Dosage:
10-15ml with equal quantity of hot water with sesame oil or ghee. Once or twice daily on empty stomach.
Rasnairandadi kashayam ingredients:
Rasna – Pluchea lanceolata
Eranda – Ricinus communis
Bala – Sida cordifolia
Sahachara – Barleria prionitis
Vari – Asparagus racemosus
Dusparsha – Tragia involucrata
Vasa – Adhatoda vasica
Amruta – Tinospora cordifolia
Dehahva – Cedrus deodara
Ativisha – Aconitum heterophyllum
Ghana – Cyperus rotundus
Ikshura – Asteracantha longifolia
Shati  – Hedychium spicatum
Vishwa – Ginger – Zingiber officinalis
Coarse powder of above medicines is added with 16 times water, boiled and reduced to 4 times and filtered.
Reference: Sahasrayoga.