Cyathula & Rehmannia (tonifying and replenishing formula) Effects: tonifying the kidney water; nourishing essence and blood. Indications: spleen-stomach deficiency cold; vomiting and distention; pain in the umbilical region; cold abdominal colic; sloppy diarrhea. Clinical Reference: This formula is often used in treating lumbago; sciatica; lower limb numbness; beriberi; nephritis; renal atrophy; renal tuberculosis; benign prostatic hyperplasia; difficult urination; nocturia; endocrine dysfunction; aplastic anemia; neurasthenia; amnesia; spermatocystitis; impotence.