Suggest Treatment For Sore Throat, Chest Congestion And Night Sweats

Ok me and my boyfriend are sick I got sick first then he did I ve been sick for over a week and he s been sick for a couple of days but our symptoms are sore throats nausea chest congestion stuff up nose s fevers night sweats chills hot flashes coughing up blood loss of appetite extreme thirst dizziness trouble sleeping weak and it doesn t happen to him but when I wake up in the morning I have snot dried on my face and its very thick and its like a brownish color with blood mixed in with it I m not sure what to do