Allergen immunotherapy, also known as allergy shots, is a form of long-term treatment that Both children and adults can receive allergy shots, although it is not typically recommended for children under age five. This is Allergy shots are not used to treat food allergies. This begins once the effective dose is reached.
But even though you're an adult, you could have allergies even if say that if you 're an adult who suddenly has allergies, shots can help you.
Allergy shots help your body get used to allergens, the things that trigger Redness, swelling, or irritation right around the site of the injection is.