Hi, I have try feeding my 3weeks old using the smallest teats for her Avent and pigeon bottle however whenever we try feeding her, is either the milk will leak from the side of her mouth or she is struggling drinking feel like is choking. Is the teats too fast for her but hers is the smallest teats we bought 0 mth.Or i should change bottle but it seems that tis two bottles avent and pigeon is the smallest teats we got for her. Pls advice Worried Mummy