Notes on treating swine flu

Notes on treating swine flu

Flu drugs act only on influenza viruses, not on the viruses that cause similar illnesses, and they should be prescribed under close medical supervision. Four drugs are currently licensed in the US to treat flu: amantadine, rimantadine, oseltamivir and zanamivir. Most flu viruses respond to all of them, but some strains have become resistant to […]

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Zyrtec (cetirizine): drug guide

Zyrtec (cetirizine): drug guide

Active ingredient: cetirizine hydrochloride This medicine is an antihistamine used to treat allergies of many kinds, or to prevent them. It does not help in a severe allergic reaction (anaphylaxis), where an adrenaline (epinephrine) injection may be needed. How it acts in the body Only very small amounts of cetirizine reach the brain, so it […]

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HIV and AIDS: a complete guide

HIV and AIDS: a complete guide

Against AIDS, not against people with AIDS. Acquired immune deficiency syndrome (AIDS) is a group of symptoms caused by the human immunodeficiency virus (HIV), which destroys the immune system. This weakens the body's defences and makes it easy prey for all kinds of infections (called opportunistic infections) and cancers. The virus passes on when mucous […]

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Diabetes: the basics

What is diabetes? Diabetes is a disease caused by high levels of sugar (glucose) in the blood. It is becoming more common as people live more comfortably, eat richer food and move less. The body's cells need energy, which comes from the sugar in our food. Sugar passes into the blood and then into the […]

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