How to make water to take the correct amount of silkworm sand

Silkworm sand is not recommended to take in water, can not play a medicinal effect, this product is usually decoction soup for internal use, should be used in accordance with medical advice.
Silkworm sand is used to decoct soup for internal use, cloth bag into the decoction, or external use. This product is used to make water to drink the effective dose is limited, can not achieve the efficacy of the treatment of disease.
Silkworm sand is sweet, pungent and warm in nature. It belongs to liver and spleen meridians. It has the efficacy of dispelling wind and removing dampness, activating blood circulation and resolving pain. It is used for limb paralysis, rheumatic paralysis, rubella itching, cold pain in waist and legs, vomiting and diarrhea turning tendons (continuous muscle tension and stiffness after vomiting and diarrhea) and other diseases.
Adverse effects and contraindications of this product are not known. For the treatment of the above diseases, it should be used reasonably under the guidance of a doctor to avoid any delay in the treatment of the disease.