What medicine is best for kidney deficiency

Kidney deficiency generally includes kidney qi deficiency, kidney yin deficiency and kidney yang deficiency. Kidney qi deficiency is generally caused by urinary incontinence or spermatorrhea caused by qi deficiency, which can be treated with Jingui Shenqi Pill or Jisheng Shenqi Pill; Patients with kidney yin deficiency generally show hot flashes, night sweats, hand and foot heart fever, strong sexual desire and frequent spermatorrhea, which can be treated with Liuwei Dihuang Pill or Zuogui Pill; Deficiency of kidney yang is generally manifested as cold limbs, soreness of waist and knees, loss of libido, which can be treated with Guifu Dihuang Pill or Yougui Pill.