Generally, Radix Rehmanniae Pill and Radix Rehmanniae Pill can be taken at the same time. Radix Rehmanniae Pill with Radix Polygoni Multiflori is a medicine for warming the middle Jiao and dispersing cold (using medicine to warm the spleen and stomach to disperse cold), while Radix Digitatum Pill is a nourishing and tonifying agent for the kidneys. Taken together they can treat symptoms of deficiency of the spleen and stomach (spleen and stomach weakness and cold), cold pain in the epigastric region (stomach, epigastric region, and abdominal pain and coldness), kidney and yin deficiencies, and aching of the lower back and knees (aching and weak sensation in the lower back and knees). Radix Rehmanniae Pill, composed of Radix Rehmanniae Praeparata, Rhizoma Atractylodis Macrocephalae, Radix et Rhizoma Ginseng, Radix et Rhizoma Glycyrrhizae Praeparata, has the efficacy of warming the middle Jiaozhong and invigorating the Spleen and is mainly used for symptoms of spleen and stomach deficiency and cold pain in the epigastric region and stomach, vomiting and diarrhea, and lack of warmth in hands and feet. Liuwei Di Huang Pill, the main ingredients of which are yam, poria, zedoary, and ripened dihuang, has the effect of nourishing yin and tonifying the kidneys, and is used for the treatment of kidney yin deficiency, lumbar and knee soreness and weakness, night sweating (sweating abnormally after falling asleep, but sweating stops after waking up), spermatorrhea, and dizziness and tinnitus, among other conditions. As each person’s constitution is different, the reaction after using the medicine will be different. If you need to take Radix Rehmanniae Pill and Six-flavored Di Huang Pill at the same time, you should use the medicine under the guidance of doctor’s diagnosis and guidance to minimize the risk of using the medicine.