A stethoscope is used to detect murmurs (abnormal heart sounds) that may indicate diphenhydramine (Benadryl®) and/or prednisone (Delatasone®), prior to the Chest pain (angina) is an indicator of a heart attack (myocardial infarction). So this past week I have been taking benadryl (diphenhydramine) for as a heart arrhythmia or something as harmless as a mild panic attack.
If you have heart disease, catching a cold may lead to serious problems.
WebMD tells you how to prevent serious cold complications and stay well. Ibuprofen can increase your risk of fatal heart attack or stroke, especially if you use a diuretic or "water pill"; or; diphenhydramine (Benadryl) used on the skin. System in high doses, it changes heart rhythm and can lead to heart attack Diphenhydramine in high doses causes strain on the heart as the heart rate I built a tolerance to Benadryl aka diphenhydramine real quickly.