Nausea, vomiting 🤮

9 weeks and 5 days preagnant, been always vomiting every meal. What can I do to prevent or avoid it. Evertime i eat i always vomit. . Already ask my doctor and gave me vitamin B6 and it says its normal as long as I can eat. its ok but im afraid that im not getting the nutrients that my baby needs because I always vomit