Sulfonamides are synthetic, broad-spectrum bacteriostatic antibiotics. Because of associated toxicity and high rates of resistance, their use is now very limited. Metronidazole is the most important member of the 5-nitroimidazole family.
What family is metronidazole?
USES: Metronidazole is used to treat a variety of infections. It belongs to a class of antibiotics known as
nitroimidazoles
. It works by stopping the growth of bacteria and protozoa.
Which antibiotics are sulfonamides?
- Gantrisin (sulfisoxazole)
- Bactrim or Septra (trimethoprim and sulfamethoxazole)
- Sulfadiazine.
- Azulfidine (sulfasalazine)
- Zonegran (zonisamide)
What antibiotics can you take if allergic to sulfa?
Even if you’re allergic to antibiotics that have sulfa, you might be able to take some other types of sulfa drugs without a reaction. Ones that may be safe to take include:
Glyburide (Glynase, Diabeta)
, a drug for diabetes. Celecoxib (Celebrex), a nonsteroidal anti-inflammatory drug (NSAID)
What class of antibiotics is metronidazole?
Metronidazole is in a class of medications called
nitroimidazole antimicrobials
. It works by stopping the growth of bacteria.
What STD does metronidazole treat?
Infections with the sexually transmitted
protozoan Trichomonas vaginalis
are usually treated with metronidazole, a 5-nitroimidazole drug derived from the antibiotic azomycin. Metronidazole treatment is generally efficient in eliminating T. vaginalis infection and has a low risk of serious side effects.
What should I avoid while taking metronidazole?
What should I avoid while taking metronidazole?
Do not drink alcohol or consume food or medicines that contain propylene glycol
while you are taking metronidazole. You may have unpleasant side effects such as headaches, stomach cramps, nausea, vomiting, and flushing (warmth, redness, or tingly feeling).
What do sulfonamides affect?
The sulfonamides inhibit
the bacterial enzyme dihydropteroate synthetase (DPS)
in the folic acid pathway, thereby blocking bacterial nucleic acid synthesis. Sulfonamides substitute for PABA, preventing its conversion to dihydrofolic acid. Alone, this action is considered bacteriostatic.
Are sulfa drugs antibiotics?
Sulfa drugs were the first successful treatment against bacterial infections in the 1930s. They’re
still used today in antibiotics
and other medications, like diuretics and anticonvulsants.
Which two antibiotics affect the DNA and RNA of bacteria?
The nucleic acid synthesis inhibitors
rifamycins and fluoroquinolones
target bacterial RNA transcription and DNA replication, respectively.
Can you eat bananas with metronidazole?
Alcohol, avocados, bananas, chocolate, salami
Do not mix
these items with drugs such as metronidazole (Flagyl) and linezolid (Zyvox), used to treat bacterial infections.
How quickly does metronidazole work?
This medication should take effect
within 1 to 2 hours
, and while effects may not be visibly noticed immediately, but gradual improvements are usually noticable after a few days.
Can you eat dairy products with metronidazole?
To avoid problems, Zive recommends taking an antibiotic one hour before or two hours after a meal. However,
there’s no need to avoid milk and dairy with all antibiotics
. For example, it’s recommended that metronidazole (Flagyl) should be taken with water or milk to prevent stomach upset.
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.
Is amoxicillin the same as sulfa?
Official Answer. Amoxicillin belongs to a class of drugs called penicillins. It is a penicillin type antibiotic and
it does not have sulfa in it
.
Is sulfur and sulfa the same thing?
Also, sulfa is different from sulfates and sulfur. Both sulfa medications and sulfite can cause allergic reactions, but these
two conditions are not related
. A person who has a sulfa allergy will not necessarily have a sulfite allergy, so there is no cross-reactivity.
