BLADURIL Film-coated tablet Ref.[50643] Active ingredients: Flavoxate

Source: Health Products Regulatory Authority (ZA)  Revision Year: 2022  Publisher: Adcock Ingram Limited, 1 New Road, Erand Gardens, Midrand, 1685, South Africa 0860 ADCOCK (232625)

4.3. Contraindications

  • Hypersensitivity to flavoxate hydrochloride or to any of the excipients of BLADURIL (see section 6.1).
  • Pyloric or duodenal obstruction, obstructive intestinal lesions or ileus, achalasia, gastrointestinal haemorrhage and obstructive uropathies of the lower urinary tract.
  • Safety in pregnancy and lactation has not been established (see section 4.6).
  • BLADURIL is not recommended for use in children under 12 years of age.
  • Urinary retention.
  • Glaucoma.
  • Myasthenia gravis.

4.4. Special warnings and precautions for use

Since the renal clearance of the active metabolite accounts more than 50 % of the dose, renal impairment may significantly affect the product kinetics. Caution is therefore required in patients with renal impairment.

BLADURIL should be used with caution in patients with suspected glaucoma, especially narrow angle glaucoma and in patients with serious, uncontrolled, obstructive disorders of the lower urinary tract.

In the case of drowsiness, the time between the administration of the doses should be extended. See section 4.7 for effects on ability to drive and use machines.

Lactose

BLADURIL contains lactose. Patients with the rare hereditary problems of galactose intolerance, total lactase deficiency or glucose-galactose malabsorption should not take BLADURIL.

4.5. Interaction with other medicinal products and other forms of interaction

No interaction studies have been performed.

4.6. Fertility, pregnancy and lactation

Fertility

There are no data on the effect of flavoxate on human fertility. Flavoxate has no effect on animal fertility.

Pregnancy

There are no or limited amount of data from the use of flavoxate in pregnant women. Animal studies do not indicate direct or indirect harmful effects with respect to reproductive toxicity (see section 5.3). As a precautionary measure, it is preferable to avoid the use of BLADURIL during pregnancy.

Safety in pregnancy has therefore not been established.

Breastfeeding

It is unknown whether flavoxate (metabolites) is excreted in human milk. A risk to the suckling child cannot be excluded. BLADURIL should therefore not be used during breastfeeding.

4.7. Effects on ability to drive and use machines

BLADURIL may cause drowsiness, blurred vision or vertigo, patients should not drive or operate a motor vehicle or machinery. (see section 4.8).

4.8. Undesirable effects

a. Summary of the safety profile

No data are available.

b. Tabulated summary of adverse reactions

System Organ Class
Frequency
Adverse Event

Blood and lymphatic system disorders

Less frequent: Eosinophilia, leukopenia

Immune system disorders

Less frequent: Angioedema

Frequency unknown: Hypersensitivity, anaphylactic reaction, anaphylactic shock

Psychiatric disorders

Frequency unknown: Confusional state

Nervous system disorders

Less frequent: Drowsiness, dizziness, headache, mental confusion (especially in the elderly), nervousness, somnolence, vertigo

Eye disorders

Less frequent: Blurred vision, disturbances in eye accommodation, increased ocular tension

Frequency unknown: Glaucoma

Cardiac disorders

Less frequent: Palpitations, tachycardia

Gastrointestinal disorders

Frequent: Nausea

Less frequent: Diarrhoea, dry mouth, dyspepsia, dysphagia, and vomiting

Hepato-biliary disorders

Frequency unknown: Jaundice, liver disorder, hepatic enzyme abnormal

Skin and subcutaneous tissue disorders

Less frequent: Urticaria, rash, pruritus, and other dermatoses

Frequency unknown: Erythema

Renal and urinary disorders

Less frequent: Dysuria, urinary retention

General disorders and administration site conditions

Less frequent: Fatigue and hyperpyrexia

Reporting of suspected adverse reactions

Reporting suspected adverse reactions after authorisation of BLADURIL is important. It allows continued monitoring of the benefit/risk balance of BLADURIL. Healthcare providers are asked to report any suspected adverse reactions to SAHPRA via the “6.04 Adverse Drug Reactions Reporting Form”, found online under SAHPRA’s publications: http://www.sahpra.org.za/Publications/Index/8.

6.2. Incompatibilities

Not applicable.

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