The Crown Prince That Sells Medicine, Crown Prince Sells Medicine, The Crown Prince Who Sells Medicine, The Medicine-Selling Crown Prince, Yak paneun hwangtaeja, Наследный принц, который продает лекарства, ولي العهد الذي يبيع الدواء, 약 파는 황태자, 약파는황태자
[By the Author that brought you !]I'm the crown prince? The frail and sickly crown prince in the novel? But I'm a traditional Korean medicine doctor. I guess it can't be helped. Reforming internal constitution, recovering of energy, invigorating vital energy, and increasing vitality. I'll take care of my body from now on.