The use of drugs like anti-histamine, adrenalin and steroids quickly give relief in which among the following condition ?

Typhoid Fever Cough Allergy

Allergy

Allergy is due to the release of chemicals like histamine and serotonin from the mast cells. For determining the cause of allergy, the patient is exposed to or injected with very small doses of possible allergens, and the reactions studied. The use of drugs like anti-histamine, adrenalin and steroids quickly reduce the symptoms of allergy.