What helps an allergic reaction depends on how severe it is. Mild reactions involving itchy skin, sneezing, or hives typically respond well to antihistamines and cold compresses. Severe reactions involving throat tightness, difficulty breathing, or a drop in blood pressure require epinephrine immediately. Knowing the difference, and what to reach for in each case, can make a significant ...
The treatments for allergies and allergic reactions will depend on their causes and severity. In many cases, home remedies and OTC medications can help reduce symptoms. For more severe reactions ...

Biologic medicines make changes to the body's immune system to treat allergic conditions such as asthma, sinusitis, hives and food allergy. Immunotherapy is carefully timed and monitored while exposure to allergens is slowly increased. Immunotherapy might be useful in several cases, especially when other treatments aren't effective or tolerated.

As we can see from the illustration, Effective For Acute Allergic Reactions has many fascinating aspects to explore.
WebMD provides a comprehensive overview of drugs used to treat and prevent allergic reactions.