Question

___ is an outbreak of swollen, pale, red bumps or patches on the skin that appears suddenly due to an allergic reaction to certain allergens like medicines or food​

Answer 1

Urticaria, also known as hives, is an outbreak of swollen, pale red bumps or plaques (wheals) on the skin that appear suddenly -- either as a result of the body's reaction to certain allergens, or for unknown reasons.

Answer 2

Answer:

Hives is your answer

I hope this is helpful for you