Lisinopril 10 mg tab taking for 3 months. Having calf tightness, pain, heavy legs, fatigue and latey (1month) over active bladder which Oxybutynin Chloride 10 mg given. Active, Long Distance Runner 66 yrs old. Running now is diffucult. Are these side effects from these medicines?

The best thing you could do is talk to your pharmacist and doctor about possible medication side effects. There are times where it could be a side effect or nothing more then just changes in you're body. Need to figure that out with the help of your pharmacist and doctor.