Dr. Joe, M.D. on Instagram: "An amoxicillin rash is a type of skin rash that can occur as a side effect of taking the antibiotic amoxicillin. The rash typically appears as small, flat pink spots on the skin. It can occur anywhere on the body but is most commonly found on the trunk, arms, and legs. The rash usually develops within a few days of starting amoxicillin treatment and can last for several days after the medication is stopped. While it is not typically serious, it is important to distin