"The U.S. Food and Drug Administration today approved Zerbaxa (ceftolozane/tazobactam), a new antibacterial drug product, to treat adults with complicated intra-abdominal infections (cIAI) and complicated urinary tract infections (cUTI).
(phenazopyridine hydrochloride) Tablets, USP
CAUTION: Federal law prohibits dispensing without prescription.
Pyridium® (Phenazopyridine Hydrochloride) is light or dark red to dark violet, odorless, slightly bitter, crystalline powder. It has a specific local analgesic effect in the urinary tract, promptly relieving burning and pain. It has the following structural formula:
Pyridium (Phenazopyridine HCl Tablets, USP) contains the following inactive ingredients: carnauba wax, croscarmellose sodium, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, povidone and pregelatinized starch.
What are the possible side effects of phenazopyridine?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using phenazopyridine and call your doctor at once if you have any of these serious side effects:
- pale skin, fever, confusion or weakness;
- jaundice (yellowing of your skin or eyes);
- urinating less than usual or not at all;
- drowsiness, confusion, mood changes, increased thirst, loss of appetite, nausea and vomiting;
- swelling, weight gain, feeling short of breath; or
What are the precautions when taking phenazopyridine (Pyridium)?
Before taking phenazopyridine, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: kidney disease, liver disease, blood disorders (e.g., G6PD deficiency, hemolytic anemia).
Before using this medication, tell your doctor or pharmacist your medical history.
This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic...
Last reviewed on RxList: 9/1/2016
This monograph has been modified to include the generic and brand name in many instances.
Additional Pyridium Information
Pyridium - User Reviews
Pyridium User Reviews
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Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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