How effective is Dampness Clear Capsule in treating itchy skin?

Dampness and Toxin Clearing Capsule has better effect on wind itching caused by blood deficiency and wind dryness, but it is not effective for itching caused by other reasons. The capsule consists of Radix Rehmanniae Praeparata, Radix Angelicae Sinensis, Radix Salviae Miltiorrhizae, Radix et Rhizoma Ginseng, Cicada Sclerotiorrhizae, Radix Scutellariae Radix Scutellariae, Radix et Rhizoma Alba, Poria Cocos, Radix Glycyrrhizae. It has the effect of nourishing blood and moisturizing the skin, dispelling wind and relieving itching (relieving itching by dispelling the wind that invades the muscle surface). It is used for wind itching caused by blood deficiency and wind dryness, which is characterized by dry, flaky and itchy skin with scratches, scabs and hyperpigmentation; itchy skin with the above symptoms. Contraindicated for pregnant women. Avoid smoking, alcohol, spicy, seafood products. Do not take warm and hot drugs at the same time. If you need to use Dampness Clear Capsule, must be used under the guidance of a professional doctor.