INFLUENZA (the Flu) The flu is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and lungs. It can cause mild to severe illness and at times can lead to death. The best way to prevent the flu is by getting a flu vaccine each year. FLU BASICS â¢ General Flu Facts â¢ Cold vs Flu
Hyzaar. Do not use this medicine if you have had an allergic reaction to losartan, hydrochlorothiazide, or a sulfonamide (sulfa drug). Do not use this medicine if you are pregnant or you are not able to urinate. Do not use this medicine together with aliskiren (TekturnaÂ®) if you have diabetes or severe kidney disease.
Losartan, sold under the brand name Cozaar, is used to treat high blood pressure (hypertension). It's also used to lower the risk of stroke in some patients with heart disease.Losartan is an angiotensin receptor blocker (ARB) that blocks a substance that causes blood vessels to tighten.By relaxing blood vessels, losartan helps a person maintain a lower blood pressure, increasing the supply of oxygen and blood to the heart.ou should call your doctor immediately if you experience fever, nausea or vomiting, or dark-colored urine. Other side effects of losartan include: 1  Feeling like you might pass out. 2  Pale skin, light headed, trouble concentrating. 3  Shortness of breath, wheezing, chest pain.