To select and obtain relevant evidence of chemotherapy-related constipation for cancer patients at home and abroad and summarize the best evidence.

Chemotherapy-related constipation guidelines, systematic reviews, best practice information booklet, evidence summary and expert consensus for cancer patients were searched on British Medical Journal (BMJ) , National Guideline Clearinghouse (NGC) , National Institute for Health and Care Excellence (NICE) , Australia Joanna Briggs Institute (JBI) Evidence-Based Health Care Center Database, Cochrane Library, Evidence-Based Medicine Guidelines, National Comprehensive Cancer Network, Scottish Intercollegiate Guidelines Network, China Biology Medicine disc, PubMed, CNKI and Wanfang Database by using the computers. The search period was from the construction of the database to May 17, 2019. Two to four researchers independently evaluated the quality of the literatures and extracted the documents that met the standards in combination with the judgment of professionals. The GRADE system was used to classify the quality level of evidence and the strength of recommendations.

A total of 6 literatures were included, including 3 guidelines, 2 systematic reviews and 1 summary of evidence. A total of 25 pieces of evidence were summarized from the 4 aspects of evaluation, prevention, management and medication of chemotherapy-related constipation.

This study summarizes the best evidence for chemotherapy-related constipation in cancer patients and provides evidence-based evidence for the evaluation, prevention, management and medication of cancer patients with chemotherapy.

Neoplasms; Chemotherapy-related constipation; Evidence summary