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Doctor insights on: Azithromycin And Sulfa Allergy

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How do I know if I have a sulfa allergy?

How do I know if I have a sulfa allergy?

Side effects: Allergy testing by specialist is safest, otherwise, you have to experience rash or anaphylaxis or side effects after taking such a med or it's components. Best to avoid if not sure. You must always weigh risks vs benefits. ...Read more

Azithromycin (Definition)

Azithromycin (zithromax, azithrocin, zmax, azin)[1] is an azalide, a subclass of macrolide antibiotics. Azithromycin is one of the world's best-selling antibiotics.[2][not in citation given (see discussion.)] it is derived from erythromycin, with a methyl-substituted nitrogen atom incorporated into the lactone ring, thus making ...Read more


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I have a sulfa allergy. Are there any vitamins I should avoid?

I have a sulfa allergy. Are there any vitamins I should avoid?

Check the labels: Also only use high quality pharmaceutical grade supplements and neutraceuticals, as the cheap stuff is from asian countries that don't have FDA oversight. Also, note that celebrex (celecoxib) has a sulfa molecule component and there is cross allergenicity between it and all other sulfa agents that produce allergic reactions. ...Read more

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I have taken bactrim (sulfamethoxazole and trimethoprim) many times w/out incident. Am I at risk for stevens johnson each time I take it or only if I have sulfa allergy?

I have taken bactrim (sulfamethoxazole and trimethoprim) many times w/out incident. Am I at risk for stevens johnson each time I take it or only if I have sulfa allergy?

Each time: Everyone is at risk of having sjs from sulfa drugs and other drugs carry that risk too. These reactions are idiosyncratic and are not predictable. ...Read more

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If one has a sulfa allergy and what would be the medicines to treat this?

If one has a sulfa allergy and what would be the medicines to treat this?

There are none: If you are truly allergic to sulfa you must avoid all forms of the drug whether it be in eye drops, pills or IV meds. There is no med to cancel out the allergy and true allergy could lead to life threatening consequences if exposed. It would be wise to invest in a medical alert bracelet to make sure people are aware if you cannot communicate. ...Read more

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I have a sulfa allergy. Is if safe to take levaquin?

Yes: There's no relationship between sulfa allergy and being allergic to the class of drugs levaquin is in (floroquinilones). Take as prescribed by your doctor. ...Read more

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Using cosopt eye drop for glaucoma and have a sulfa allergy. What are some alternatives?

Using cosopt eye drop for glaucoma and have a sulfa allergy. What are some alternatives?

Sulfa, cosopt: Depending on what your target range of pressure is, you could try timolol, alphagan, xalatan, (latanoprost) lumigan, travatan, xioptan, or combigan. Pilocarpine is also available but not nearly as convenient to use. Then there is laser treatment too. Incisional surgery for glaucoma would be for people whose eye pressure is suboptimally controlled despite maximal tolerated medical &/or laser treatment. ...Read more

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I'm using cosopt eye drop for glaucoma and have a sulfa allergy, anything to worry about?

I'm using cosopt eye drop for glaucoma and have a sulfa allergy, anything to worry about?

Unlikely: Studies have shown that having a sulfa structure in a drug rarely causes problem in people with a true sulfa allergy. ...Read more

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Drinking vodka and other drinks with sulfa allergy, is this okay?

Drinking vodka and other drinks with sulfa allergy, is this okay?

I don't believe: That vodka contains sulfites - but lots of other types of alcohol do. This could make you ill. ...Read more

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Is it safe to use cosopt eye drops for glaucoma if I have a sulfa allergy?

Is it safe to use cosopt eye drops for glaucoma if I have a sulfa allergy?

See below: Cosopt is two eye drop medications in one. One of the two is a sulfa drug. If you have a true allergy to sulfa it may not be a good choice. You must consult your eye care professional first however before making any treatment decisions on your own. ...Read more

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Can someone with bactrim (sulfamethoxazole and trimethoprim) sulfa allergy take doxycycline?

Can someone with bactrim (sulfamethoxazole and trimethoprim) sulfa allergy take doxycycline?

Yes: There should be no interaction between sulfa or an allergy to Bactrim (sulfamethoxazole and trimethoprim) (which contains a sulfa antibiotic - sulfamethoxazole and another component, trimethoprim) and doxycycline. ...Read more

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Is it safe that I mix azithromycin and allergy pills?

Is it safe that I mix azithromycin and allergy pills?

In most cases, yes: The major interactions of azithromycin is with phenytoin and warfarin, possibly digoxin, none of which are used in allergy. This is in contrast to erythromycin and clarithromycin, which may lead to sedation even with loratadine (Claritin, Alavert), which normally rarely causes sedation. ...Read more

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What is the fastest treatment for skin rash resulted from sulfa allergy?

What is the fastest treatment for skin rash resulted from sulfa allergy?

Steroids maybe: Any drug induced rash could develop into something much worse, especially if the drug is continued. 1st step is to stop the drug asap. Sulfa is notorious for being a possible cause of a serious drug rash called stevens johnson syndrome. Call your doctor to get checked for this. Eye problems and serious burn-like rashes are possible. Steroids may be needed. ...Read more

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If I have a severe levaquin allergy, can I take azithromycin?

If I have a severe levaquin allergy, can I take azithromycin?

Maybe, maybe not: These are very different antibiotics and generally treat different bacteria, although there is some overlap. Whether azithro can replace levofloxacin depends on the particular kind of infection being treated and the bacteria causing it. For example, azithro is not effective against most urinary tract infections. Disucss with the doc or clinic where you are being treated. Good luck! ...Read more

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Sulfa allergy so what antibiotics can I take?

Sulfa allergy so what antibiotics can I take?

What infection: Really depends the type infection/bacteria and location. Different kind of penicillins are usually a good replacemt except in mrsa. ...Read more

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I have a sulfa allergy and typically have a bad reaction anytime I use any antibiotic ointment. What would be the best for a slightly infected i?

Eye antibiotics: Other than sulfa, antibiotics for eye infection include erythromycin eye ointment and tobramycin eye drops. There should be no cross reaction with your sulfa allergy. ...Read more

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What other antibiotic is equivalent to azithromycin or leviquinn that is equally effective for someone with a penicillin allergy?

What other antibiotic is equivalent to azithromycin or leviquinn that is equally effective for someone with a penicillin allergy?

Several antibiotics: The choice of antibiotics depends a lot on which germ (there are many in the world) the doctor is trying to stop or kill. Clarithromycin (Biaxin) is similar to azithromycin (Zithromax). Ciprofloxacin (Cipro) is similar to levofloxacin (Levaquin). Antibiotic choices work much better when the bacteria or other susceptible germ is known with certainty, or with medical experience. ...Read more

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It is okay to stop Prednisone after three days. It was prescribed for allergy to azithromycin which I took for 5 days. It makes me have high anxiety.?

It is okay to stop Prednisone after three days. It was prescribed for allergy to azithromycin which I took for 5 days. It makes me have high anxiety.?

You can stop: Yes you can stop. It's mainly given for symptom control. If the side effects are worse than your allergy symptoms I would stop. ...Read more

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My daughter was put on bactrim (sulfamethoxazole and trimethoprim) last night for a bladder infection. She has sulfa allergy. Is it ok?

My daughter was put on bactrim (sulfamethoxazole and trimethoprim) last night for a bladder infection. She has sulfa allergy. Is it ok?

Absolutely NOT!!!!: Do not give your daughter bactrim, (sulfamethoxazole and trimethoprim) which is a sulfonamide (sulfa) and could, if she is truly allergic, produce a life-threatening reaction. If she has already taken it and has no reactions, might continue, but if any reactions stop and see the dr. Who prescribed this. ...Read more

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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.

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. ...Read more

Dr. John Chiu
2,638 Doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


Dr. Tiffanie Noonan
584 Doctors shared insights

Azythromycin (Definition)

Azythromycin is a macrolide which is a kind of anti-bacterial ...Read more