When does this end 😷😷😷

Lizbeth • 4 year old princess and a 3 month old
I've been so nauseous for about 7 days now straight mornings thur night non stop all I do is lay in bed cuz I feel so sick I've tried many things to help and nothing I'm even taking the pills doctor gave me I don't know what else to do how long will this last I have a 3 year old I have to look after and I can't even get up