Drug hypersensitivity syndrome is a severe, unexpected reaction to a drug that affects several organ systems at once. Hypersensitivity to the drug is potentially life-threatening with significant morbidity. It is characterized by fever, rash and involvement of internal organs. Timely diagnosis is very important.

Anaphylactic shock is a serious allergic reaction that can be fatal. Anaphylactic shock occurs not only in children but also in adults if not diagnosed early and treated promptly.

Hypersensitivity is the body's immune system being stimulated to produce antibodies against pathogens. So what is hypersensitivity and what types of hypersensitivity are there?

Desensitization treatment for cardiovascular patients helps protect and increase safety against side effects of allergens, the most dangerous of which is anaphylactic shock.