If you have any of these symptoms, call 911. Use an epinephrine shot if you have one, and take antihistamines to help slow down the reaction. Do not hesitate to use the epinephrine auto-injector. Using it as a precaution will not harm you and could save your life. Even if the reaction goes away, you still need to go to the hospital.
Mild Drug Allergy: What You Should Do
Depending on your situation, your doctor may suggest that you:
Stop taking the drug. This may be enough to make symptoms go away. Remember that your doctor needs to know if you stop taking a prescribed medication.