The main effect of sea dog pill is to nourish the kidney, kidney deficiency is a general term, including kidney qi deficiency, kidney yang deficiency, kidney yin deficiency, kidney essence deficiency, must be given according to the different types of nourishment. Sea dog pill is mainly to treat a variety of symptoms caused by kidney yang deficiency, such as waist and knee weakness is a common symptom of kidney deficiency, kidney yang deficiency caused by waist and knee weakness and general weakness characteristics, if waist and knee weakness with knee pain symptoms, is kidney yin deficiency, it is not suitable for the use of sea dog pill. Frequent nocturnal urination is also a characteristic of kidney yang deficiency. If frequent nocturnal urination with painful urination is entrapped damp heat, taking Haigou Pill will lead to increased painful urination. This product is forbidden to take during a cold, because a cold is an external disease, generally forbidden to tonic, otherwise it will make the cold prolonged and difficult to cure. The sea dog pill contains diuretic ingredients, pregnant women will have the disadvantage of miscarriage if they take it.