商品名：ProZinc, Lente insulin, Ultralente insulin, Regular
Insulin has multiple effects associated with utilization of glucose. Dog insulin is identical to pork insulin, and cat insulin is similar to beef insulin with only one amino acid difference. Most beef–pork insulin combinations for humans have been discontinued and are not usually available for veterinary use. Human-recombinant insulins can be used in dogs and cats with the same effects as natural insulin. Insulin is available in several preparations: 1. Regular insulin: Short acting. Peak is 1-5 hours and duration is 4-10 hours. 2. Neutral Protamine Hagedorn (isophane, also called NPH, and Hum
Insulin, in the various forms, is used to treat diabetes mellitus in dogs and cats. It is used to replace insulin that is deficient. In some cats (approximately 50%) some oral hypoglycemic drugs have been used to reduce use of insulin. However, diabetic dogs are more insulin dependent. Regular insulin is short acting and more useful for emergencies such as diabetic ketoacidosis or acute nonketotic syndromes. Intermediate or long-acting insulin preparations are used for maintenance and are available in a variety of forms (see previous). Most of the animal sources of insulin (beef and pork) have
劑量數字暫停提供：VetPro 的劑量改依 DRUGAPI 藥物資料庫對外的內容，DRUGAPI 目前不提供可直接計算的劑量。下方列出 DRUGAPI 的審查結論與劑量審查引用的來源；計算機可手動輸入劑量換算。
胰島素具有永久性的精確產品與裝置高警示邊界。若未由臨床人員確認產品全名、濃度、容器、相符裝置、犬貓物種、維持或急診情境、飲食與完整監測計畫，本紀錄不得產生任何可執行劑量、換算、處方或飼主操作指令。
DRUGAPI 劑量審查引用的獸醫官方標示（各標示只適用於其產品、物種與法域，不可互換）
依出現頻率分組；嚴重副作用獨立列出，臨床上需立即辨識。