betawin2 posts 26 followers 127 following betawin Follow Photo by @betawin on April 26, 2016. Buongiorno. Photo by @betawin on March 30, 2016.Cardiac arrhythmias: Betawin 50 mg (one Betawin-50 tablet) b.i.d or t.i.d should usually control the condition. It necessary the dose can be increased up to 300 mg per day in divided doses. Following the treatment of an acute arrhythmia with Betawin injection, continuationtherapy with Betawin tablets should be initiated 4-6 hours later. The