Allergy red patches in chest and back.

It been 10 days, on the first day I had gone for the market it was too hot ouside in afternoon, and when i come back home and slept, when I awake I saw the some swell patches over forhead area, it occurs as allergy  like swellings in many area in forehead and few face area, I took avil and betnisol then all disappeared, on the next day it again came I took Cetirizine for 2 days, 1 tab for 2times a day, then I finished  one file of 10 tabs, it all gone. Now again after 2 days it come back again I shown to a physician he gave me allegra 120 tab and told me to complete a file , 1 tab per day and told me if it doesn't go then 2 tabs per day, I was taking that medicine, one file complete other is half completed, but it is not going, earlier one was with swell, now it is red patches one chest and upper back area, and also in face near lower eye part, can you please suggest me what to do now, I have attached the pictures, earlier one and and recent one too. Thanks in advance