%0 Journal Article %T Analgesic Effects of Ketamine, Magnesium Sulfate, and Sodium-Thiopental on Propofol Injection Pain: A Single-Blind Randomized Clinical Trial %A Attieh Nikkhah %A Ebrahim Nasiri %A Hooshang Akbari %A Seyed Hossein Ardehali %J Archive of "Tanaffos". %D 2018 %X Propofol is one of the most frequently used medications for inducing and maintaining anesthesia. However, propofol injection causes pain and discomfort in more than 70% of patients. This study was performed to determine the comparative effects of ketamine, sodium-thiopental, and magnesium sulfate on reducing pain at the onset of anesthesia induced by propofol injection %K Ketamine %K Magnesium sulfate %K Sodium-thiopental %K Propofol %K Injection %K Pain %K Analgesic %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6087530/