Home Diabetes Glossary 50/50 insulin 50/50 insulin Thursday,January 4, 2023 ByDiabetesCare.net by DiabetesCare.net | Jan 4, 2023 | 0 comments premixed insulin that is 50 percent intermediate-acting (NPH) insulin and 50 percent short-acting (regular) insulin. Submit a Comment Cancel replyYou must be logged in to post a comment.