Hi Doc. I'm Tebogo From Pretoria. I Haven't Been Well

Hi doc. I'm Tebogo from Pretoria. I haven't been well lately and I would like to ask what may seem to be the problem. I've been coughing all night and day. Since yesterday. I can't even sleep.my throat hurts too. I got fever too. And a headache. I can't eat too. I would like to know what this are symptoms of. And a few suggested meds.