Dog testis (Huanggoushen)
Pharmaceutical Name: Testis et Penis Canis familiaris
Zoological Name: Canis familiaris L.
Common Name: Dog testis
Source of Earliest Record: Shennong Bencao Jing
Part Used: The penis or testis can be obtained at any time. After removing the fat, the testis is dried in the shade.
Natural Properties & Taste: Salty and warm
To tonify the kidneys and strengthen yang.
Indications & Combinations: Deficiency of kidney yang manifested as impotence, aversion to cold and cold extremities. Dog testis (Huanggoushen) is used with Wolfberry fruit (Gouqizi), Morinda root (Bajitian) and Dadder seed (Tusizi).
Dosage: 1.5-3 g (for pills)
Cautions & Contraindications: This substance is contraindicated in cases with internal heat with excessive fire.