Gene mutations that occur after birth. Most gene mutations occur after you're born and aren't inherited. A number of forces can cause gene mutations, such as smoking, radiation, viruses, cancer-causing chemicals (carcinogens), obesity, hormones, chronic inflammation and a lack of exercise.
I believe the answer should be your doctor. As the pharmacists job is to make the medicine whereas the doctor is more likely to know how to handle symptoms. You should definitely contact your doctor or 911.