Tonifies kidneys, and improve yangxu (yang deficient), strengthen muscles; for impotence, lower back and knee pain, cold chest and abdomen, urinary incontinence due to kidney deficient.

• 温肾阳，壮筋骨。阳萎精冷，遗尿崩漏，心腹冷痛，腰脚冷痹，痈疽火毒。