Question 1

i am taking prednisone for an allergic reaction to azithromycin. can i take benadryl (diphenhydramine) before i sleep? will it help with this kind of allergic reaction?

Accepted Answer

Yes: Benadryl (diphenhydramine) will help with the allergic reaction.feel free to take the antihistamines

Question 2

i have allergic reaction to erythromycin, would i expect a reaction to taking azithromycin?

Accepted Answer

Low likelihood: While both of these antibiotics are macrolides, erythromycin has a 14 carbon lactone ring and azithromycin has a 15 carbon lactone ring.  The likelihood is low for cross reactivity, however, a board certified allergist can provide strategies to assess this.  Skin tests may be helpful, yet are not standardized so a graded challenge may be necessary.

Question 3

i'm having pimple like bumps all over my body and i itch a bit. i'm taking azithromycin. is this an allergic reaction?

Accepted Answer

Allergic reaction: If the rash began soon after starting Azithromycin it is most likely an allergic reaction and you should stop the medicine and see a doctor.

Question 4

when would side effects or of  allergic reaction show up from the antibiotic azithromycin.are there serous side effects or is it rare?

Accepted Answer

Complicated.: True allergy could show up immediately if you have already been sensitized to azithromycin, but if this is first exposure could take two weeks.  But true allergy is uncommon.

Sensitivity or side effects could show up any time during the course of exposure. Most common side effects are GI upset and rash.

Question 5

how long after taking azithromycin would an allergic reaction happen? developed a rash on elbows day after i finished the antibiotics. related?

Accepted Answer

Unrelated: Drug rashes can appear within minutes to hours, a day is kind of a long period. If the rash is spreading or bothersome, call or see your doctor

Question 6

if i took azithromycin 5 days, will it still work as a antibiotic if i was prescribed prednisone for allergic reaction to the antibiotic?

Accepted Answer

Yes : The antibiotic should still work

Question 7

i have allergic reaction to zithromax, what to do?

Accepted Answer

StopZithromaxCallMD: Stop taking any more dose and call your doctor
We don't know what your symptoms are
If you have rash you can take Benadryl (diphenhydramine) 
Talk to your doctor if very sick go to ER

Question 8

i have allergic reaction to zithromax, what do you recommend?

Accepted Answer

Several alternatives: are available, your doctor can direct you better, unless there is no other alternative to treat a certain condition, a rare occurrence, hence a desensitization by an  experienced allergist can be performed to Azithromycin , good luck

Question 9

how long will an allergic reaction to zithromax last?

Accepted Answer

Depends: If it is a rash it may takes days, please describe your symptoms.

Question 10

amoxicillin done for sinus infect, now azithromycin, day 20 of sinus infect. not completely heal, y is it not and could it b something other then sinus infect. i am 23 wks pregnant too. no allergies.

Accepted Answer

Remainder may be: What is left may be viral and will not be helped with antibiotics.
If you do not continue to improve, or is new symptoms, the you need to be re-evaluated.

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Doctor answers about:

Allergic reaction to azithromycin

A member asked:

I am taking prednisone for an allergic reaction to azithromycin. can i take benadryl (diphenhydramine) before i sleep? will it help with this kind of allergic reaction?

A member asked:

I have allergic reaction to erythromycin, would i expect a reaction to taking azithromycin?

A member asked:

I'm having pimple like bumps all over my body and i itch a bit. i'm taking azithromycin. is this an allergic reaction?

A member asked:

When would side effects or of allergic reaction show up from the antibiotic azithromycin.are there serous side effects or is it rare?

A member asked:

How long after taking azithromycin would an allergic reaction happen? developed a rash on elbows day after i finished the antibiotics. related?

A member asked:

If i took azithromycin 5 days, will it still work as a antibiotic if i was prescribed prednisone for allergic reaction to the antibiotic?

A member asked:

I have allergic reaction to zithromax, what to do?

A member asked:

I have allergic reaction to zithromax, what do you recommend?

A member asked:

How long will an allergic reaction to zithromax last?

A member asked:

Amoxicillin done for sinus infect, now azithromycin, day 20 of sinus infect. not completely heal, y is it not and could it b something other then sinus infect. i am 23 wks pregnant too. no allergies.

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