Are the Three Kidney Pills yin and yang the same?

Three Kidney Pills is not purely a yin and yang tonic, but rather nourishes the kidney essence and the yuan-yang in the kidney. Three Kidney Pills are composed of Deer Kidney (Talcum Powder Scalded), Dog Kidney (Talcum Powder Scalded), Donkey Kidney (Talcum Powder Scalded), Fennel, Pericarpium Citri Reticulatae, Carica Papaya, Chinese Yam, Astragalus Membranaceus, Tendon, Radix et Rhizoma Ginseng, Radix Ophiopogonis Macrocephalae, Semen Cuscutae, and Seahorse. Three Kidney Pills have the effects of warming the kidney and strengthening yang (warming and tonifying yang qi in the kidney), tonifying the kidney and filling up essence (replenishing the essence of the kidney). Clinically, it is useful in treating the deficiency of kidney essence and yuan-yang, resulting in spermatorrhea, impotence, fatigue, shortness of breath, lumbago and weakness of legs. The contraindications and adverse reactions of Three Kidney Pills are not exact, and it is necessary to abstain from sexual intercourse and cold food while taking the drug. If you need to take medication for discomfort, please use it under the guidance of a doctor, do not take medication without authorization.