Need advice and suggestions.... I'm currently over 22 weeks and just had my anatomy scan last week…

Need advice and suggestions.... I'm currently over 22 weeks and just had my anatomy scan last week and my baby son was so adorable moving around and putting his fingers in his nose and mouth lol 😂..... so I haven't had any nausea or throwing up for like or 10 weeks all of a sudden today my face feels super flushed and I keep throwing up and I feel just gross all day also some cramping in my lower left pelvic area any advice mamas I don't feel good and not sure what to do since I was just at the doc and everything was so good .... baby is moving today so I know he's ok I think