Have ongoing pvts but just experienced 1st episode of rapid beats and a strong thud then beat normal svt. Should I be worried I feel so sore in chest.

Complicated. Coralan is a drug for chronic angina and to slow hr. Labetalol has similar indications plus to lower bp. You report chest pain. The question is: do you have coronary disease? In the usa, a coronary angiogram would be done to establish that. If not, an antiarrhythmic drug such as Flecainide might be more efficacious for your rhythm disturbance. Also, a 24 hour holter is needed to characterize it.