1st Trimester have very bad nausea and bloating

Hi Everyone I am 5 weeks and 4 days pregnant. I am having a very bad Nausea and bloating. Its my second pregnancy and the symptoms are totally different from my first pregnancy.During my first pregnancy i was continuously vomiting but now my Second Pregnancy i am not vomiting but whole day i feel like that i m going to puke but not coming out. Can i get some help that what should i do to reduce this nausea feeling and the bloating also. ##advice