This report describes 54 prescriptions related to the use of Talcum mainly blended prescriptions in Dongeuibogam. The following conclusion were reached through investigations on the prescriptions that use Talcum as a key ingredient. Prescriptions that Talcum was taken as a monarch drug are utilized for 22 therapeutic purposes. In particular, 35.2% of prescriptions appear in the chapter of urine, 7.4% of those appear in the chapter of heat. Prescriptions that utilize Talcum as the main ingredient are used in the treatment of uric disease, gonorrhea, heat disease, febrile disease, and they are also used for treating 16 different types of diseases. Talcum is used in pathogenic factors such as heat, wind with heat, and used in pathology related to the fever of small intestine and bladder. The dosage of Talcum is 3jeon(about 11.25g) to 2.5pun(about 0.94g), however 1jeon(about 3.75g) has been taken the most for clinical application. Ikwonsan is the most useful base prescription which use the Talcum as the main ingredient.