<s>[INST] hi i am 23 years old and been taking 10mlg lisinopril for high BP due to anixety/panic attacks. my b.p is back to normal and my anxiety is under much better control so my doctor told me to stop it. today is my second day and i have lots of tightness in the center of my chest is this a usual side effect? [/INST] Hey there,Well cant say that its side effect.Rather it could be high blood pressure, get done checked it.Get done EKG </s>