as well as diverticulosis,(2 episodes in ten years)I get tired in the PM,would I be better off taking atenolol at same dosage?I had a heart attack 1n 1999.I also take simvastatin, metoprolol and,finasteride for BHP.I have problems sleeping,but am borderline apnea.Also 5'10'',weigh 192# and have elevated triglycerides,