Medication prescribed for certain medical conditions, like allergy, arthritis, or even for or epilepsy, can cause elevation in blood pressure. Even hypertension drugs can prevent these drugs from elevating the blood pressure

Drugs such as Prednisone, Methylprednisolone, Dexamethasone, Cortisone which contain Corticosteroids are anti-inflammatory drugs often prescribed to treat asthma, arthritis, and several other chronic complications. Corticosteroids taken in moderate to high doses over an extensive period of time may trigger the development of hypertension, or make it worse. This is because corticosteroids cause constriction of the blood vessels.

Antidepressants, often used in the treatment of depression in addition to migraine headaches, are known to trigger high blood pressure. NSAIDs or Non-steroidal anti-inflammatory drugs (NSAIDs) such as aspirin or ibuprofen are general pain relievers used in the treatment of minor aches as well as arthritis. They can cause high blood pressure and increase the danger of strokes and heart attacks.

Hormone replacement therapy and hormone medicines like birth control pills can also increase blood pressure. Estrogen has been linked hypertension. Asthma medications and other Decongestants are reputed to elevate blood pressure levels and to change the efficiency of hypertension medication. Migraine headache medications relieve migraine pains, but can cause constriction of blood vessels, raising blood pressure.