Best bottles for gassy babies

Katelin

We are currently using Dr browns on level 1 nipples and she is constantly choking after barely drinking and ounce we do have one of the Dr brown for colic and the nipples are different she doesn't choke as much with that one but she had horrible gas all the time yes she is drinking breast milk in her bottle that could cause some of the gas but I believe it's the bottles what other bottles would you recommend we try