the only safe drug that you can take while breastfeeding is tablet paracetamol 500 mg thrice daily for three days after food. you can do hot water vaporization for nasal congestion. you should avoid taking any other medications till you are breastfeeding. yes you can take flight. but if you get chest pain again then i advise you to get an ecg done. you seem to have a viral infection which can be contagious. but you can use a handkerchief every time. you should also have plenty of water in a day. all the above should be sufficient. probable diagnosis:upper respiratory tract infection. regarding follow up:revert after five days to a general practitioner online. ---> <link>
while breastfeeding which medicine can i take for cold?