5 weeks baby has diarrhea

ca

My baby won’t stop being fuzzy, he can’t sleep and it has diarrhea... it’s watery and runny yellow poop and I think I’m the one who F*^€ up

I was so constipated, and I tried everything and all i did is tear myself while going restroom...so my stupid a*^€ drank a tea for constipation and now my 5 weeks old baby has diarrhea and i don’t know how to help him😪