Can People with Heart Disease Take Antihistamines?

Antihistamines are medicines that are typically taken to block the release of histamines in the body. This enables to get relief from relative allergic reactions like runny nose, watery eyes, itchy eyes, redness, swelling etc. Most of the forms of this medication are available over-the-counter. However, it is essential to consult the doctor before unmindfully popping this medicine as it may amplify the other existent health disorders in the person. This series of medication is not suitable for people suffering from heart diseases, kidney disorders, bladder obstruction, intestinal blockage, overactive thyroid and diabetes. Some of the most common side effects related to this medicine are drowsiness, sleepiness and headache. However, the chances of the after effects becoming worse are greater among those suffering from heart disorders. It is believed that this medicine, if consumed with a pain reliever or decongestant, can increase the blood pressure level of the body.

Further, intense drowsiness, experienced after the consumption of antihistamine can cause adverse affects on the heart. It is imperative to note that decongestants shrink the size of the blood vessels in order to clear the nose and throat from congestion. When a heart patient consumes antihistamine with dosage of decongestant, he may experience an abrupt increase in the blood pressure followed by a stroke or heart attack.

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