There is no clear clinical evidence that patients will experience a decrease in immunity after discontinuing Splenopeptide Oral Freeze-Dried Powder. The drug active ingredients of Splenic Amino Peptide Oral Freeze-Dried Powder are peptides and nucleotides extracted from porcine spleen, which are immunomodulators used for the treatment of cellular immune insufficiency, immunodeficiency and autoimmune dysfunction disorders (recurrent respiratory infections, severe herpes zoster and psoriasis, etc.); and for the enhancement of the quality of life of patients with malignant tumors in the context of radiotherapy and chemotherapy as well as postoperative period. Splenic Amino Peptide Oral Freeze-Dried Powder itself has the function of triggering and enhancing the body’s cellular immune function and promoting the body’s immune balance, and at present there is no clear clinical evidence that the patient will experience a decline in immunity after stopping Splenic Amino Peptide Oral Freeze-Dried Powder. Contraindications to the use of Splenopeptide Oral Freeze-Dried Powder are unclear, and there have been no reports of adverse reactions to the drug. Note that the drug should not be used if its properties have changed. Splenopeptide oral lyophilized powder should be used under the guidance of a physician, it is recommended that patients who need to use splenic aminopeptide oral lyophilized powder treatment to the relevant departments of the regular hospital for detailed consultation, do not self-medication.