QRXY Herbal Extract Preparation

The aforementioned QRXY recipe was weighed according to the adult dosage (108 g), soaked in the extraction tank for 60 min, decocted 2 times with the preparation of a solution by the combination of liquid medicines, evaporated in the rotary evaporator, concentrated under low pressure, and homogenized into powder form in a vacuum drying box. Next, 41.56 g of QRXY ointment was taken, which was 38.5% of the extract, and 0.15 g of fine drug powder was dissolved in 15 mL of sterilized PBS, at a concentration of 15 g/L, filtered, sterilized, aliquoted, and stored at −20 °C. An appropriate amount was taken for dosing and diluted to a final concentration of 10 μg/mL.