wedding wears specially designed for pregnant ladies

I'm trying to enjoy Thanksgiving but I'm having an allergic reaction to one of the 3 dogs I have. I can't stop sneezing my eyes are watering and usually I'll just take a Benadryl. But now I'M PREGNANT... everyone keeps telling me it's ok to take one while pregnant EVERYONE.... anyone disagree? Speak now... because I'm Two seconds from having one. wedding wears specially designed for pregnant ladies