Muscle pain is a very common aside effects of rosuvastatin and fenofibrate. You experiencing thirsty and dryness of mouth could be due to hydrochlorthiazide which is diuretic which produces more urine. Kindly stop Rosumac f and consult your primary physician.
Next Steps
If your consulting a general physician for your problem, then it is better That you consider changing your doctor and consult a cardiologist for the same.