 [ Symptoms ] i have pcos and a retroverted uterus what is the likelihood of having a child [ Disease ] maybe but you will need to address this problem with your baby is pediatrician    someone who knows her and her medical history this issue is always a challenge for parents traveling with babies some have used benadryl but i am not a big fan of doing this since this medication which will make adults sleepy can result in a paradoxical effect in children in other words it could cause her to be stimulated like you gave her coffee you do not want a wild and stimulated baby on a nine hour flight talk to the pediatrician