Pulse is a not lower 55-60.

 Am having strong arrhythmia on my 83 y.old, used propranorm, and all has been good. And now stopped, that feeling bad. Cardiologist prescribed me Sotalol  , am using his, but 1/4 of pill, but doctor advices me use half pill within 3 times/day. And stomach, all hurt.. What I must do, help me please, am also using cardiomagnyl, amlodipine, valsartanm  panangin, trimetazidin.

Dear Anfisa, all requests about arrhythmia need to ask in your doctor, answers cardiologist Irina Arshinova. And you are not sent me ECG stats, and which type arrhythmia you are having. Thus am share with you are common advices. And remedies, which prescribed you are  by Echocardiography by your tests you are feeling episodes for fibrillation arrhythmia, and yes in this case for a most young patients, without a structure heart damage we are prescribing propanorm.And for adults, anti-arrhythmic selecting by ECG stats and by control, or daily monitoring ECG By holter . And this is need for check effectivity and save of remedies.If to use Sotalol you pulse is low  till 55-60 hits/min, and you are feeling satisfaction, thus use remedy on 20 mg for 2 times/day, if you pill on 80 gr, thus use 1/4 for 2 times/day. Minimal dosage for a few patients good helps, if pulse fallen a lowers on 55 hits/min or pauses displaying, thus remedy not matches for you. Pauses and reliable falling pulse we are see in daily testing ECG BY holter. . And in belly aches ,that you are having and in scheme you cure having cardiomagnyl, this is preventing for complications gastrointestinal highway, we are prescribing use remedies Omez /omeprazol or nexium on 20 mg every evening.

And saving anti arrhythmic as on virtual consultation prescribing beta-blockers bisoprolol, nebivolol ,for example concor cor 0n 2.5 mg for pill on the morning every day, or betaloc zoc 1.2.5 mg for 4 times/day, and on such low dosage you need to check about pulse rare as lower on 55 hits/minute, and remedies from this group give additional effect as pressure lowering and for this need to check. 

And we are prescribing one remedy as sotalol, allapinin, betaloc and check for pressure, pulse, and effectivity. And in a few day doing ECG and in a week wear halter  as ECG FOR DAY. And by results doctor will check about a dose need to rise or not, or change.