Leonard, what if you have
an ALLERGIC reaction...
The Big Bang Theory Season 8, Episode 9
I'm ALLERGIC.
The Big Bang Theory Season 5, Episode 23
No, I'm just ALLERGIC to people
The Big Bang Theory Season 5, Episode 6
It has avocado on it.
She's ALLERGIC to avocado.
The Big Bang Theory Season 8, Episode 3
that doesn't have a list
of medications I'm ALLERGIC to.
The Big Bang Theory Season 7, Episode 7