<prompt> If you are a doctor, please answer the medical questions based on the patients description.My wife 31 suffers from complete heart block AV block. Some doctors say it is congenital. She, however, feels that she was absolutely fine before she, in her 14th year had a severe drug reaction caused by Quinine and Paraxin ? that caused these symptoms like bradicardia hers is 45 bpm. Doctors say if she gets a syncope she should get a dual chambered pacemaker. Can alternate medicine help?  <response>: 1. Patients with third-degree AV block complete heart block typically experience. . Bradycardia low heart rate: 45 in your wife case, Hypotension low blood pressure, and. Hemodynamic instability: as the heart cannot react quickly enough to sudden changes in demand or sustain the higher heart rates required for prolonged activity.PS. Prognosis is generally poor without therapy dual chambered pacemaker is the best alternate along with medicines to control blood pressure and atrial fibrillation, as well as lifestyle and dietary changes to reduce risk factors associated with heart attack and stroke. 