Can a child be allergic to amoxicillin?
Sarah Martinez
Published Mar 07, 2026
Can a child be allergic to amoxicillin?
If your child develops hives, which are raised, itchy, white or red bumps on the skin that appear after one or two doses of the medicine, they may be allergic to penicillin. If you notice your child has hives after taking amoxicillin, you should call your doctor right away, as the allergic reaction could get worse.
Can I take azithromycin if I’m allergic to amoxicillin and penicillin?
Azithromycin does not contain penicillin. At least one study I read found that patients who were allergic to penicillin did not have any reaction when taking azithromycin, so you should be fine.
Can you take azithromycin if allergic to penicillin?
Most people tolerate Zithromax, or Z-Pak, well. The prescription antibiotic is a common substitute for patients with a penicillin allergy because its active ingredient, azithromycin, can fight a slightly wider spectrum of bacteria.
Can kids be allergic to azithromycin?
Call your doctor right away if you or your child have a rash, itching, hives, hoarseness, trouble breathing, trouble swallowing, or any swelling of your hands, face, or mouth after you take this medicine. Serious skin reactions can occur with this medicine.
What antibiotics can I take if allergic to amoxicillin?
If you are allergic to Penicillins then you are more likely to be allergic to a group of antibiotics called Cephalosporins of which Cephalexin is a member. Cephalexin should be avoided in a penicillin allergic patient. Antibiotics such as clarithromycin, doxycycline and erthyromycin may be safe alternatives for you.
What are signs of allergic reaction to amoxicillin?
Hives are raised, itchy, welts that usually pop up within hours after taking the medicine. A person may also have symptoms such as trouble breathing or swallowing. If a person has a true allergic reaction to amoxicillin, they should seek emergency medical attention if they are having problems breathing.
What antibiotic can I take if allergic to azithromycin?
Options for penicillin-allergic patients include clindamycin or clarithromycin for 10 days or azithromycin for 5 days. For patients with recurrent or complicated group A streptococcal infections, cephalosporins may be appropriate.
Can you take both azithromycin and amoxicillin together?
Amoxicillin, a beta-lactam antibiotic, was used on 72 percent of the study patients while 28 percent received a combination of amoxicillin plus azithromycin. There were no significant differences in length of stay, intensive care admission, readmissions or recovery at follow-up between the groups.
Is azithromycin related to amoxicillin?
Amoxicillin and azithromycin are different types of antibiotics. Amoxicillin is a penicillin-type antibiotic and azithromycin is a macrolide antibiotic. Brand names of amoxicillin include Moxatag and Amoxil. Brand names of azithromycin include Zithromax, Zithromax Tri-Pak, Zithromax Z-Pak, and Zmax.
How do you know if your allergic to azithromycin?
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
How common is azithromycin allergy?
CONCLUSIONS: The data suggests an extremely rare occurrence of Azithromycin allergy. This antibiotic is therefore a safe alternative to PCNs and/or cephalosporins in patients allergic to these two drugs.
Why is amoxicillin preferred over penicillin in children?
Amoxicillin is able to get rid of a broader range of bacteria compared to penicillin. Although both antibiotics are effective against streptococci, amoxicillin is more effective against E. coli and H. influenzae, among others.