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Doctor insights on: Allergy Sulfa

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Dr. John Chiu
2,568 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


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If I have Allergy to Sulfa can take something that has MSM Sulfur in it?

If I have Allergy to Sulfa can take something that has MSM Sulfur in it?

Pharmacist: I have heard mixed recommendations about this and more often there is felt to be no problem as the sulphur in msm is not a sulfonamide. Your pharmacist is best qualified to answer this question for you. ...Read more

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Treating a UTI but I have an antibiotic allergy to sulfa? What's another good antibiotic?

Treating a UTI but I have an antibiotic allergy to sulfa?  What's another good antibiotic?

Ciprofloxacin: Ciprofloxacin and Macrobid are other good choices. It is best to have your physician decide since he knows your full history. ...Read more

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Severe allergy to sulfa drugs as child. Have taken Imitrex and hctz for years off and on w no prob. Would I be ok taking celebrex (celecoxib)?

Severe allergy to sulfa drugs as child. Have taken Imitrex and hctz for years off and on w no prob. Would I be ok taking celebrex (celecoxib)?

Probably: Although the sulfur molecule is in Celebrex (celecoxib), (celecoxib) only a few people with allergies to sulfa antibiotics also react to Celebrex (celecoxib). The allergy appears to be related to a special form of sulfur at the molecular level. This form isn't present in non-antibacterial meds with sulfur in them. But talk to your doc about it & tell him your concerns. See http://tinyurl.com/ohak2hx and http://tinyurl.com/kzu9o6f ...Read more

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I'm currently on prednisone, lisinpril, have a serious allergy to sulfa so is this drug furosemide safe for me to take?

I'm currently on prednisone, lisinpril, have a serious allergy to sulfa so is this drug furosemide safe for me to take?

Sulfa allergy: Lasix (furosemide) may pose a problem for you if you have a sulfa allergy. If you need a diuretic, etacrynic acid, which is potent and has no sulfa is a good choice. Speak to your physician. Good luck. ...Read more

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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