Eyebrow pain and temple pain. To do?

Hello doc, am facing symptoms of: 1. Allergic 2. Cold and runny nose 3. Little cough 4. Pain in frontal sinus area from 2 months 5. Temple headache 6. Giddiness for 10 to 20 seconds occasional History: In june 2022 while removing wooden chair from slab it hitten hard on back of head I didn't got any symptoms of concussion till now Consulted ENT surgeon doctor, said it would be due to chronic sinusitis suggested to ct pns and review. Used dolo 650 got some relief and pain reverting back. And currently on antibiotics I had done head ct one year back i.e. before june 2022 due to one side temple headache Queries: 1. What's the reason for my symptoms?? 2. Will now there be any effect of head hit on june 2022? 3. Can I do ct head with pns will it cause any radiation effect due to already I done 1 ct a year back ?? Am totally confused please help and suggest what to do ??? And suggest some tests too. Thank you.