PropanolaminesPropanolamines are a class of chemical compounds, many of which are pharmaceutical drugs. They are amino alcohols that are derivatives of 1-amino-2-propanol.Propanolamines include: Acebutolol Atenolol Betaxolol Bisoprolol Metoprolol Nadolol Penbutolol Phenylpropanolamine Pindolol Practolol Propranolol Ritodrine Timolol