hiI am 20 years old, and I have never been allergic to anything in my life.Over the past week or so I noticed that every time i stay in the sun longuer i had a redness in face and it's a little bit itchy not a lot even with the suncream protector , For information, I went to the dentist and he gave me this medicine " Spiracare " but when i noticed those symptoms i stopes taking it, so please can you help me