<<Disclaimer: Verify this information before applying it to your situation.>> Hey all! I just got back from Walgreens and looked at my prescription. They gave me a new generic for Entex PSE tablets. I previously had the Guaifen PSE manufactured by ? (I forget who...). Now they gave me Guaifenex PSE tablets manufactured by Ethex... Anyone had any experience with this drug? Thanks for any info! Renee Naperville, IL