Diphenhydramine is commonly known as Benedryl.

It would be fairly hard to kill someone with an antihistamine that's safe for kids unless it was in a whopping high dose. ( Not even sure then it would do anything?).

Not saying he's in any way right btw... But that could explain the light sentence.

Now if she were trying to drive on that much benedryl? He could have killed her. The drowsiness isn't funny.

I had the equivalent of 4 tabs by injection - when I was given a contrast dye I am allergic to - I spent that afternoon and evening on the couch like a beached seal with dry mouth.
She had twice that dose? Wow!

Within marriage.... ugh... anything goes

He comes from a good family, of course. What more reason do you need?