Suggest Remedy For Aching In The Left Side Of The Face

hi i have aching left side face its seems heavy i have had a slight headache but i suffer from migrane but i havent had migrane for quiet a while with this heavy aching sympton iv been to dentist they said eveything is ok and iv had a x ray for sinisus but it was fine..iv had it for 3 months ago but its getting worser with this aching pain what do you think it is