It only takes a few seconds to kick in.
I think the answer is: most likely high in saturated fat
So when you are communicating in a healthcare facility something isn't loss in translation and something serious occurs because someone didn't know the proper terminology.
Oxybutynin
This is one of the most common medicines used to treat an over active bladder - it relaxes the bladder muscles to help decrease the frequency at which the prescribed patient would need to urinate