firstly please get examined by a ent specialist
have a xray-PNS, XRAY CHEST P/A VIEW,CBC,ESR
, bcoz the symptoms u r mentioning r typical for any sinusitis
,pharyingitis , any URTI untill then kindly start a antibiotic as it is more that a week and could be bacterial. tab augmentin
625mg twice daily after food for 3-5 days , tab nexprofast40mg daily once daily before breakfast, decongestant tab wikory thrice daily(avoid driving or machinary works ) steam inhalations with cap karvolplus (menthol). precautions like salt gargling 4times a day and drinking only lukewarm water and avoiding evrything from the freezer and having hot soups and warm /hot soft diet
should help u.