Task: Question Answering
Input (English): Context: Both formulations demonstrated prolonged analgesic activities in the rat tail flick test the native formulation and online drugstores and viagra tramadol the modified one without surfactant ) were nominated for assessment of their in vivo properties . According to the results obtained in vitro , formulations with slower drug release ( i.e. This surfactant action was probably due to structural changes in the lipid arrangement define butalbital and was much more pronounced for the modified formulations . 
Question: What may be a plausible fact about me .?
Output (English): I am writing about a medication .