Splenic aminopeptide oral solution and lyophilized powder are both immunomodulators, extracted from fresh porcine spleen containing polypeptide amino acid and polynucleotide mixtures, only the drug indications, different properties, there is no which one has a better effect. 1. Indications: Splenic aminopeptide oral solution is suitable for allergic rhinitis and chronic hepatitis B treatment; while splenic aminopeptide oral lyophilized powder is suitable for cellular immune deficiency, immunodeficiency and autoimmune dysfunction disease, but also can be used for patients with malignant tumors, radiotherapy, chemotherapy, post-surgery quality of life, to reduce the incidence of colds, fevers or other infections caused by a variety of reasons. 2. Characteristics: Splenopeptide oral solution is colorless to slightly yellow clarified liquid, can be taken orally as prescribed by the doctor. Splenopentin Oral Lyophilized Powder is a white loose body or powder, which needs to be dissolved in cool white water and then taken orally. There are no reports of adverse reactions related to both, should be prohibited in the event of a change in drug properties, need to follow the doctor’s advice to take, especially pregnant women, lactating women and children, should not be taken without authorization, in order to avoid adverse effects.