As a little girl in the 70s When I was given Penicillon , my little teeth went brown. Does this mean I was allergic to it and does that mean I am still? I have Athma and have had it since I was 4. On Thu, Mar 10, 2022 at 10:16 AM Asthma and Allergy Foundation of America < support@aafa.org> wrote:

Hello @Ingrid and welcome! There are certain antibiotics like tetracycline that, when given to children during the early years of tooth development, can cause browning of the teeth . This is not an allergy to the medicine. Tetracycline is now not given to kids under 8 because of this effect on their teeth. Here is more information on drug allergies .

Well, My son is 16 years old and when he was younger he had a reaction to a penicillin medication and ever since then, the doctor said he is allergic to penicillin, without doing any other testing. Recently I took him to allergist office and they will be performing a Penicillin test that will be given orally to him, I will pick up from the pharmacy azithromycin and asked not to be mixed, and they will be given in the office 3 different doses to see if he is truly allergic to penicillin. Is...

Welcome, @NKristin . It's good to have you here with your question. It also may be worth exploring our sister site https://community.kidswithfoodallergies.org It's another login but worth the many posts on amoxicillin reactions.

My 3 year old had an ear infection. She was treated with amoxicillin. She was still running fever after 5 days. It was at 104 at one point and hard to control. The doctor then switched her to omnicef. After the second dose of omnicef she woke up with hives in her diaper area. It then spread under her armpits, feet, hands, knees and elbows. The next day her knees were swollen and she had knee pain. Her pediatrician suspected it may be a serum sickness reaction. He sent me to an allergist. The...