These are real commercials and the target audience is morons.
There is a medication and one of the side effects may be dry mouth. The voice over helpfully points out that water may be helpful for dry mouth.
The Johnny Cochran firm in NY also advertises its legal services. They mention they are helpful in case of injury. You don't want to face the big insurance attorneys alone.
Or if you are a celebrity murderer.
See you in a couple days