Fever is common in chicken pox .Take Tab DOLO 650 MG. for fever 8 hourly , drink plenty of water , rest . consult physician .

Chicken pox at your age can erupt Paracetamol 650 mg is good for fever Other tablets like cetrizine can be added if itchy lesions Moreover antiviral should be started like acyclovir to avoid any complications and that too early Lots of fluids orally should be taken

Yes it is common , consult in online for detailed history plus age and weight

Yes it’s normal to have fever in chicken pox but it’s not normal to have chicken pox at ur age. Kindly consult with image of the leision, at ur age they might cause serious issues nd permanent scarring of face if necessary precautions r not taken, Kindly consult with detail history and Symptom for further guidance and prescription