Flavoxate Hydrochloride
Generic Name: flavoxate hydrochloride
Brand Names:
Flavoxate Hydrochloride
DESCRIPTION Flavoxate hydrochloride tablets contain flavoxate hydrochloride, a synthetic urinary tract spasmolytic. Chemically, flavoxate hydrochloride is 2-piperidinoethyl 3-methyl-4-oxo-2-phenyl-4 H -1-benzopyran-8-carboxylate hydrochloride. The empirical formula of flavoxate hydrochloride is C 24 H 25 NO 4 •HCl. The molecular weight is 427.94. The structural formula appears below. Each tablet for oral administration contains 100 mg flavoxate hydrochloride.
Overview
DESCRIPTION Flavoxate hydrochloride tablets contain flavoxate hydrochloride, a synthetic urinary tract spasmolytic. Chemically, flavoxate hydrochloride is 2-piperidinoethyl 3-methyl-4-oxo-2-phenyl-4 H -1-benzopyran-8-carboxylate hydrochloride. The empirical formula of flavoxate hydrochloride is C 24 H 25 NO 4 •HCl. The molecular weight is 427.94. The structural formula appears below. Each tablet for oral administration contains 100 mg flavoxate hydrochloride.
Uses
INDICATIONS AND USAGE Flavoxate hydrochloride tablets are indicated for symptomatic relief of dysuria, urgency, nocturia, suprapubic pain, frequency and incontinence as may occur in cystitis, prostatitis, urethritis, urethrocystitis/urethrotrigonitis. Flavoxate hydrochloride tablets are not indicated for definitive treatment, but are compatible with drugs used for the treatment of urinary tract infections.
Dosage
DOSAGE AND ADMINISTRATION Adults and children over 12 years of age One or two 100 mg tablets 3 or 4 times a day. With improvement of symptoms, the dose may be reduced. This drug cannot be recommended for infants and children under 12 years of age because safety and efficacy have not been demonstrated in this age group.
Side Effects
ADVERSE REACTIONS The following adverse reactions have been observed, but there are not enough data to support an estimate of their frequency. Gastrointestinal: Nausea, vomiting, dry mouth. CNS: Vertigo, headache, mental confusion, especially in the elderly, drowsiness, nervousness. Hematologic: Leukopenia (one case which was reversible upon discontinuation of the drug). Cardiovascular: Tachycardia and palpitation. Allergic : Urticaria and other dermatoses, eosinophilia and hyperpyrexia. Ophthalmic: Increased ocular tension, blurred vision, disturbance in eye accommodation. Renal: Dysuria.
Warnings
WARNINGS Flavoxate hydrochloride should be given cautiously in patients with suspected glaucoma. CONTRAINDICATIONS Flavoxate hydrochloride is contraindicated in patients who have any of the following obstructive conditions: pyloric or duodenal obstruction, obstructive intestinal lesions or ileus, achalasia, gastrointestinal hemorrhage and obstructive uropathies of the lower urinary tract.
Pregnancy
Pregnancy Teratogenic Effects-Pregnancy Category B Reproduction studies have been performed in rats and rabbits at doses up to 34 times the human dose and revealed no evidence of impaired fertility or harm to the fetus due to flavoxate hydrochloride. There are, however, no well-controlled studies in pregnant women. Because animal reproduction studies are not always predictive of human response, this drug should be used during pregnancy only if clearly needed.
Storage
HOW SUPPLIED Flavoxate hydrochloride 100 mg tablets are available as white, round biconvex, film-coated tablets, debossed “ Є58 ” on one side and plain on the other side. They are supplied as follows: NDC 24658-720-01 in bottles of 100 Store at 20° - 25°C (68° - 77°F) [See USP Controlled Room Temperature]. Dispense contents in a tight, light-resistant container.
Frequently Asked Questions
What is Flavoxate Hydrochloride used for?▼
INDICATIONS AND USAGE Flavoxate hydrochloride tablets are indicated for symptomatic relief of dysuria, urgency, nocturia, suprapubic pain, frequency and incontinence as may occur in cystitis, prostatitis, urethritis, urethrocystitis/urethrotrigonitis. Flavoxate hydrochloride tablets are not indicated for definitive treatment, but are compatible with drugs used for the treatment of urinary tract infections.
What are the side effects of Flavoxate Hydrochloride?▼
ADVERSE REACTIONS The following adverse reactions have been observed, but there are not enough data to support an estimate of their frequency. Gastrointestinal: Nausea, vomiting, dry mouth. CNS: Vertigo, headache, mental confusion, especially in the elderly, drowsiness, nervousness. Hematologic: Leukopenia (one case which was reversible upon discontinuation of the drug). Cardiovascular: Tachycardia and palpitation. Allergic : Urticaria and other dermatoses, eosinophilia and hyperpyrexia. Ophthalmic: Increased ocular tension, blurred vision, disturbance in eye accommodation. Renal: Dysuria.
Can I take Flavoxate Hydrochloride during pregnancy?▼
Pregnancy Teratogenic Effects-Pregnancy Category B Reproduction studies have been performed in rats and rabbits at doses up to 34 times the human dose and revealed no evidence of impaired fertility or harm to the fetus due to flavoxate hydrochloride. There are, however, no well-controlled studies in pregnant women. Because animal reproduction studies are not always predictive of human response, this drug should be used during pregnancy only if clearly needed.
What are the important warnings for Flavoxate Hydrochloride?▼
WARNINGS Flavoxate hydrochloride should be given cautiously in patients with suspected glaucoma. CONTRAINDICATIONS Flavoxate hydrochloride is contraindicated in patients who have any of the following obstructive conditions: pyloric or duodenal obstruction, obstructive intestinal lesions or ileus, achalasia, gastrointestinal hemorrhage and obstructive uropathies of the lower urinary tract.
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Medical Disclaimer
This drug information is for educational purposes only and should not replace professional medical advice. Drug information is sourced from the FDA National Drug Code Directory and Structured Product Labeling. Always consult with a healthcare provider before starting, stopping, or changing any medication.