I'm having fluid retention and I'm on lasics and im on keflex because I'm having a lot of swelling around my eyes and around my nose and also experiencing swelling one side or both sides of my neck I have abdominal swelling and pain also I get frequent headaches as there is swelling on the sides of my temples and I feel pressure in my head majority of the t have no idea what's going on. What do you think is causing all these problems?