Baby can't poop or pass gas

Daisy 🌼🌙 • First time mommy 💘

My baby is 12 weeks old and she's been crying for about an hour I'm guessing it's because she can't poop or pass gas she keeps trying but nothing she won't take her binky doesn't wanna be on her swing what do I do to help her 😭 I've already gave her gripe water