A drug allergy happens when you have a harmful reaction to a medicine you use. Your body’s immune system fights back by setting off an allergic reaction. Most drug allergies are mild, but some drug allergies can be very serious, it could cause Anaphylaxis. Anaphylaxis can a cause dramatic drop in blood pressure, in severe cases shock and can be fatal if it’s not treated right away.
If it’s necessary for you to take a drug that has caused an allergic reaction, your doctor may recommend a treatment called drug desensitization. The procedure starts with a low dose that is increased gradually in a series of steps while symptoms are carefully monitored to ensure patient safety.
A drug allergy may occur in everyone but you can prevent it by giving your history of reactions to medications to your physician. This will help determine which medications should be avoided. If you have side effects that concern you and those symptoms are severe, seek medical help immediately.