20191206 FDA:Development of Locally Applied Corticosteroid Products for the Short-Term Treatment of Symptoms Associated with Internal or External Hemorrhoids Guidance for Industry(《用于短期治疗内痔或外痔相关症状的局部应用皮质类固醇产品的开发行业指南》)
https://www.fda.gov/regulatory-information/search-fda-guidance-documents/development-locally-applied-corticosteroid-products-short-term-treatment-symptoms-associated
其他参考(非官方)