9w 4d with twins struggling

I've felt sick since ovulating pretty much 🤢😂 but never been sick until a few days a go. i thought i escaped it. i have tablets off the drs because sometimes feeling sick is worse. now ive got really bad wind. i hiccup and burp 24/7 and its hurting my tummy. is there anythin i can take to help ease it. im in UK