6 days ago, i ate sachet of beef rolls and 2 sachets cakes, and on that day, my stomach got so filled and swollen and when ever i burped it had a very offensive egglike kind of smell, i tired going to bed to see if it was going to reduce it didn t, so later i had to go and vomit it out then i slept, so the next day i had some kind of feverish feel and also i started to feel very weak and i sweat ever single time i try doing anything, then some kind of mild rash appeared on my body days later and when ever i eat it takes hours to digest and my heat rate beats rapidly, please help me out, what should i do?