Punarnavārka

Punarnava Arka is a liquid preparation obtained by hydro-distillation of roots of Boerhaavia diffusa.

Formulation composition

Punarnav¡ (Rakta Punarnav¡ API)	Boerhaavia diffusa	Rt.	1.0 kg
Jala API for soaking and for preparation of Arka	Potable Water	–	35.0 l

Method of preparation

• Take all ingredients of pharmacopoeial quality.
• Wash, dry and powder the ingredient number 1 of the Formulation Composition and pass

through the 355 µm I. S. sieve (sieve number 44) to obtain coarse powder.

• Place 100 g of Punarnava powder in a round bottom standard joint flask of 5.0 l capacity. Add 3.5 l of Jala.
• Attach the proper distillation assembly, double surface condenser and receiving flask and enough circulating water to condense the distillate i.e. Arka.
• Place the flask on a heating mantle. Adjust the temperature control when boiling starts and continue the distillation to collect about 2.0 l of Arka.
• Store in containers and pack them air-tight to protect from light and moisture

Description

• Punarnava Arka is a slightly milky turbid liquid.

Storage

• Store in a cool place in tightly closed containers, protected from light and moisture.

Therapeutic uses

• Jalodara (ascites), áotha (anasarca), Netraroga (disorders of eyes).

Dose

• 2-3 drops in each eye, 2/3 times a day.

Physico-chemical parameters

Specific gravity (200)

0.999 to 1.0