The herb has a mild 'laxative' effect.
The doctor prescribed a 'laxative'.
a dose of 'laxative'
(..) I couldn't poop this morning. You should just talk to him. I'm sure you guys can work this out. - It's certainly preferable to my plan. - Which was? A powerful laxative. Okay, so you absolutely should talk to him. I know Leonard values you as a friend. He told me without your little idea... (..)2008 TvShow: The Big Bang Theory Title: The Cooper-Hofstadter Polarization Season: 1 Episode 9