My doctor is decreasing my dose of blood pressure meds. I was taking 100 mg of metoprolol twice daily.(100mg noon 100 mg at midnight). My pulse rate was going too slow so now he is decreasing my dose. Sept. 18 I decreased to 100mg at noon 50 mg at midnight. What is Hypertension? Hypertension, or high blood pressure, occurs when the pressure in the arteries is too high. This in turn makes it more difficult for the heart to pump blood throughout the body. Hi, I've been taking both flecainide and metoprolol now for eight years, as a prophylactic for Afib. I recently moved to North Carolina and have a new Cardiologist. Comprehensive disease interaction information for metoprolol. Includes Beta-blockers - asthma/COPD. Abrupt discontinuation of any beta-adrenergic-blocking agent, including metoprolol, can result in the development of myocardial ischemia, myocardial infarction, ventricular arrhythmias, or severe hypertension, particularly in patients with preexisting cardiac disease. Metoprolol is the generic form of the brand-name drug Lopressor, prescribed to treat high blood pressure and prevent angina (chest pain). Metoprolol is a type of medication called a beta blocker. Struktura chemiczna ACEI powoduje, że enzym konwertujący angiotensynę (ACE) łączy się z nimi, zamiast ze swoim naturalnym substratem – angiotensyną. Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Koch on atenolol metoprolol conversion: If used for htn, angina, or cardiovascular event prevention after a heart attack. Metoprolol Tartrate reference guide for safe and effective use from the American Society of Health-System Pharmacists (AHFS DI). Zestril is an angiotensin-converting enzyme (ACE) inhibitor used to treat high blood pressure (hypertension), congestive heart failure, and to improve survival after a heart attack.