You may be mildly allergic to them. Some people are allergic to certain antibiotics, particularly the beta-lactams (penicillin and related compounds). Your allergy is evidently a mild one; if it were a severe one, you could have died.
You should definitely notify your physician of this. He can probably prescribe an alternative antibiotic that you are not allergic to, and your allergy could worsen... just because you haven't gone into anaphylaxis yet doesn't mean you never will.
What's this rash on face ears top of back and top of chest
bad bad
Are you taking antibiotics? These usually cause a rash in Glandular Fever. A rash doesn't usually occur with Glandular Fever; so I would recommend you go back to your Doctor.
Depending on age it could be acne or boils
If you're on antibiotics, that is what is probably causing the rash. Call your healthcare provider to see if it is safe to stop your antibiotics.
Yes
Heat rash does not need antibiotics.
Heat rash doesn't need antibiotics.
poison ivy
A pink chest rash is NOT a symptom of emphysema. It is more likely a negative side effect from a medication. Call your doctor.
If you experience a chest rash that is hot and red, it may be from a yeast infection. Another health condition that may be responsible is scabies.
Babies who are taking antibiotics are more likely to get rashes due to yeast. To help bring the good bacterial counts back to normal, Lactobacillus bifidus can be added to the diet