商品名：Prac-tic
Interaction with ligand-gated (GABA) chloride channels, blocking pre- and post-synaptic transfer of chloride ions, leads to death of parasites.
Treatment and prevention of flea infestations (Ctenocephalides canis, C. felis) and tick prevention in dogs >8 weeks and >2 kg. For treatment of flea infestations the additional use of an approved insect growth regulator is recommended. For large dogs, the 5 ml dose should be applied in 2–3 spots. Bathing is not recommended for 48 hours prior to and 24 hours after application.
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。
Pyriprole 只可依確切現行犬用產品、法域、月齡、體重帶、完整皮膚與外用路徑使用；EU 與日本標籤門檻不同，且不得用於貓或其他物種。
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。