Is it possible to buy insulin withtout a prescription in Houston?

Hi everyone. I am visiting Houston and lost my insulin pen. I am from outside the US and do not have a prescription for insuline pen by a US doctor. I tried finding information online but did not get any results.

Does anyone know if it is possible to buy insuline legally withtout precription in the Houston area? Is there any pharmacy I can go to?

Thanks and sorry if i missed any subreddit standards or rules, it's kind of an emergency.