Can you take trimethoprim if allergic to sulfa?
sulfapyridine (a sulfonamide antibiotic) and a salicylate. If you have had an allergic reaction to Bactrim, Resprim or Septrin, there is no way of knowing whether the allergy was to sulfamethoxazole or to trimethoprim, therefore you should avoid trimethoprim (Alprim, Triprim) as well as sulfonamide antibiotics.
Does trimethoprim have sulfa?
Remember that trimethoprim is not a sulfa drug. The third point about sulfa drugs is to remind everyone that trimethoprim is not a sulfa drug. For urinary tract infections, you can use trimethoprim alone and avoid the sulfa moiety if you are concerned about sulfa reactions.
Can you take trimethoprim if allergic to Bactrim?
Sulfa-based eye drops like Genoptic (gentamicin sulfate), Polytrim (polymyxin B/trimethoprim), atropine sulfate, and Maxitrol (neomycin/dexamethasone/polymyxin B) are safe to use in those with reported sulfa allergies.
Is trimethoprim an allergy?
Trimethoprim, on its own, has been reported to cause type 1 allergy (anaphylaxis)5 and even to cause fatal toxic epidermal necrolysis.
What diuretics are safe with sulfa allergy?
Diuretics that do not contain a sulfonamide group (eg, amiloride hydrochloride, eplerenone, ethacrynic acid, spironolactone, and triamterene) are safe for patients with an allergy to sulfa.
How common is trimethoprim allergy?
These common side effects of trimethoprim happen in more than 1 in 100 people. Speak to your doctor or pharmacist if these side effects bother you or do not go away: itching or a mild rash.
What are Sulpha drugs?
sulfa drug, also called sulfonamide, any member of a group of synthetic antibiotics containing the sulfanilamide molecular structure. Sulfa drugs were the first chemical substances systematically used to treat and prevent bacterial infections in humans.
Is Pyridium a sulfa drug?
Sulfonamides and phenazopyridine, combination products containing a sulfa medicine and a urinary pain reliever, are used to treat infections of the urinary tract and to help relieve the pain, burning, and irritation of these infections. Tablets (U.S.)
What drugs should be avoided with sulfa allergy?
antibiotic combination drugs such as trimethoprim-sulfamethoxazole (Septra,Bactrim) and erythromycin-sulfisoxazole (Eryzole,Pediazole)
What diuretic is safe with sulfa allergy?
Diuretics that do not contain a sulfonamide group (e.g., amiloride hydrochloride, eplerenone, ethacrynic acid, spironolactone, and triamterene) are safe for patients with an allergy to sulfa.
Does trimethoprim contain penicillin?
+Sulfamethoxazole and trimethoprim belong to the drug classes miscellaneous antibiotics, sulfonamides. (Contains no penicillin). Sulfamethoxazole/trimethoprim is a commonly used antibiotic for people who are allergic to penicillin. Actually, none of them contain penicillin. Amoxicillin is in the same family, so you would be allergic to it.
What happens if you are allergic to sulfa?
If a person with a sulfa allergy comes into contact with drugs containing the compound, they may experience a rash or hives, itchy skin or eyes, and swelling. Some people can also experience more severe reactions, such as anaphylaxis and Steven-Johnson syndrome. These are medical emergencies.