Hi, I am 42 years old. From three years I am feeling palpitation problem. I have done test echo, tmt and holter before one year ago. All the test were normal. And I am also taking tablet metapro-xl25 tab daily for palpitation. Now I am working in abroad and my tablet going to finished and because of lockdown I couldn't travel to india, so I consult local doctors and they give me concor-5 mg as a substitutes so please guide me whether I take this tablets or not please tell me.