This does seem to be an allergic reaction
which is manifesting as <span style = 'background-color: #dae8f4'>rash</span>
/hives. Hives are raised, often itchy, red welts on
the surface of the skin.
When you have an allergic reaction
to a substance, histamine and other chemicals are released into your bloodstream, causing itching, swelling, and other symptoms. The common
triggers are medication
s, foods (shellfish, fish, nuts, eggs, milk, and other foods), pollen and insect bites.