EBDI is supported by public and private partners, including the U.S. Government, the State of Maryland, the City of Baltimore, the Annie E. Casey Foundation, Johns Hopkins Institutions, The Harry and Jeanette Weinberg Foundation, the Atlantic Philanthropies and others.
Caffeine works by stimulating the central nervous system (CNS), heart, muscles, and the centers that control blood pressure. Caffeine can raise blood pressure, but might not have this effect in people who use it all the time. Caffeine can also act like a âwater pillâ that increases urine flow.
Medicines to Avoid. People with high blood pressure must not take any allergy medications containing a decongestant. According to Familydoctor.org, decongestants raise blood pressure. Many decongestants are available over the counter and through prescriptions.They can be found in a variety of nose drops, nose sprays, and pills.lood pressure medication will not prevent any threats to blood pressure posed by an allergy medication. While many allergy medicines do not affect a person's blood pressure, there are some that can, and are especially dangerous for those who have a history of high blood pressure.