I am female, 55, 75kg, and had severe labile hypertension for decades. Heat, standing causes hypotension, flushing and fainting. Anti-hypertensives made my condition worse. My BP remained high, and I had hypotensive episodes. By accident I found the antihistamines controlled my BP, and I stopped other antihypertensives, and for the first time I have normal BP. Is there any condition other than Mast Cell Disoreder where antihistamines can lower/regulate blood pressure?
hilts first understand how blood pressure is maintained by our body, this will help you to understand your symptoms better. Our kidney on top of them have two small glands called A Chat Doctor. Aldosterone along with Cortisol affects the bodies ability to regulate blood pressure. It plays a pivotal role in maintaining blood pressure constant throughout the day, It sends signal to organs, like the kidney and colon, that can increase the amount of sodium(sodium retains water and can increase blood pressure if there is a 