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AURO-TERBINAFINE is a brand name for Terbinafine, supplied as a tablet. The medicine, its uses, side effects and dosage are the same regardless of brand.
Used for: Auro-Terbinafine (terbinafine hydrochloride) is indicated for: • the treatment of fungal infections of the skin and nails caused by dermatophytes such as Trichophyton (e.g. T. rubrum, T. mentagrophytes, T. verrucosum, T. violaceum), Microsporum canis, Epidermophyton floccosum and yeasts of the genus Candida (eg. C.…
Verbatim from this product's HC label. Tap a section to expand.
1 Dosing Considerations Special Populations • Liver Impairment: Auro-Terbinafine tablets are contraindicated for patients with chronic or active hepatic disease. See 2 CONTRAINDICATIONS and 7 WARNINGS AND PRECAUTIONS. • Renal Impairment: The use of terbinafine tablets has not been adequately studied in patients with renal impairment and is therefore not recommended in this population.
2 Recommended Dose and Dosage Adjustment o Adults: 250 mg once daily. 1 Dosing Considerations. o The duration of treatment varies according to the indication and the severity of infection: Table 1 Indication Duration of Treatment Onychomycosis (of fingers and toes)* 6 weeks to 3 months Skin Infections** Tinea pedis (interdigital & plantar/moccasin type) 2-6 weeks Tinea corporis, cruris 2-4 weeks * In patients with fingernail infections or toenail infections other than the big toe, or in younger patients, treatment periods of less than 3 months may be adequate.
In patients with infections of the big toenail, treatment for 3 months is usually sufficient, although some patients may require treatment for 6 months or longer. Poor nail outgrowth during the first weeks of treatment may Auro-Terbinafine Product Monograph Page 6 of 43 enable identification of those patients in whom longer therapy is required.
In onychomycosis the optimal clinical effect is seen some months after mycological cure and cessation of treatment. This is related to the period required for outgrowth of healthy nail tissue. ** Complete resolution of the signs and symptoms may not occur until several weeks after mycological cure.
4 Administration The scored tablets are taken orally with water. They should preferably be taken at the same time each day and can be taken on an empty stomach or after a meal. 5 Missed Dose If a dose of Auro-Terbinafine tablets is missed, the patient should be advised to take it as soon as he/she remembers.
However, if it is almost time of the next dose (up to 4 hours), the patient should skip the missed dose and go back to the regular dosing schedule. The patient should not double dose.
Auro-Terbinafine Product Monograph Page 5 of 43 3 SERIOUS WARNINGS AND PRECAUTIONS BOX • HEPATIC: Auro-Terbinafine tablets are contraindicated in patients with pre-existing chronic or active hepatic disease. Serious and life-threatening hepatic adverse reactions (including hepatic failure leading to death and liver transplant) have been reported in patients with or without pre-existing chronic or active hepatic disease receiving terbinafine tablets for the treatment of onychomycosis and dermatomycosis.
• Baseline liver function test should be recommended before initiating treatment with Auro-Terbinafine tablets. Auro-Terbinafine tablets and should be discontinued if biochemical or clinical evidence of liver injury develops. See 7 WARNINGS AND PRECAUTIONS, Hepatic.
1 Dosing Considerations Special Populations • Liver Impairment: Auro-Terbinafine tablets are contraindicated for patients with chronic or active hepatic disease. See 2 CONTRAINDICATIONS and 7 WARNINGS AND PRECAUTIONS. • Renal Impairment: The use of terbinafine tablets has not been adequately studied in patients with renal impairment and is therefore not recommended in this population.
2 Recommended Dose and Dosage Adjustment o Adults: 250 mg once daily. 1 Dosing Considerations. o The duration of treatment varies according to the indication and the severity of infection: Table 1 Indication Duration of Treatment Onychomycosis (of fingers and toes)* 6 weeks to 3 months Skin Infections** Tinea pedis (interdigital & plantar/moccasin type) 2-6 weeks Tinea corporis, cruris 2-4 weeks * In patients with fingernail infections or toenail infections other than the big toe, or in younger patients, treatment periods of less than 3 months may be adequate.
In patients with infections of the big toenail, treatment for 3 months is usually sufficient, although some patients may require treatment for 6 months or longer. Poor nail outgrowth during the first weeks of treatment may Auro-Terbinafine Product Monograph Page 6 of 43 enable identification of those patients in whom longer therapy is required.
• Auro-Terbinafine tablets are contraindicated in patients with a known hypersensitivity to terbinafine or to any of the excipients of Auro-Terbinafine or component of the container. See 6 DOSAGE FORMS, STRENGTHS, and COMPOSITION AND PACKAGING.
• Auro-Terbinafine tablets are contraindicated for patients with chronic or active hepatic disease. See 7 WARNINGS AND PRECAUTIONS, 8 ADVERSE REACTIONS. Auro-Terbinafine Product Monograph Page 5 of 43
Not medical advice. Always read the patient information leaflet and follow your prescriber or pharmacist.
Other brands of Terbinafine in Canada.
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In onychomycosis the optimal clinical effect is seen some months after mycological cure and cessation of treatment. This is related to the period required for outgrowth of healthy nail tissue. ** Complete resolution of the signs and symptoms may not occur until several weeks after mycological cure.
4 Administration The scored tablets are taken orally with water. They should preferably be taken at the same time each day and can be taken on an empty stomach or after a meal. 5 Missed Dose If a dose of Auro-Terbinafine tablets is missed, the patient should be advised to take it as soon as he/she remembers.
However, if it is almost time of the next dose (up to 4 hours), the patient should skip the missed dose and go back to the regular dosing schedule. The patient should not double dose. 5 OVERDOSAGE A few cases of overdosage with terbinafine tablets (up to 5 g) have been reported giving rise to headache, nausea, epigastricpain and dizziness.
The recommended treatment of overdosage consists of eliminating the drug, primarily by the administration of activated charcoal and giving, symptomatic supportive therapy, if needed. For the most recent information in the management of a suspected drug overdose, contact your regional poison control centre or Health Canada’s toll-free number, 1-844 POISON-X (1-844-764-7669).
6 DOSAGE FORMS, STRENGTHS, COMPOSITION AND PACKAGING Table 2 – Dosage Forms, Strengths, Composition and Packaging. Route of Administration Dosage Form / Strength Non-medicinal Ingredients oral Tablet 250 mg, terbinafine (as terbinafine hydrochloride) Cellulose microcrystalline, hypromellose, magnesium stearate, silica colloidal anhydrous, sodium starch glycolate.
Auro-Terbinafine 250 mg tablets are white to off white, round uncoated, biconvex, beveled edge tablets with break line and ‘D’ debossed on one side and ‘74’ on the other side.. Available in bottles of 100 and blister packs of 28 tablets (14 tablets per blister).
Auro-Terbinafine Product Monograph Page 7 of 43 7 WARNINGS AND PRECAUTIONS Please see 3 SERIOUS WARNINGS AND PRECAUTIONS BOX. Carcinogenesis and Mutagenesis An increase in liver tumors was observed in male rats at the highest dose level (69 mg/kg) during a life-time (123 weeks) carcinogenicity study.
The changes included increased enzyme activity, peroxisome proliferation and altered triglyceride metabolism. The changes have been shown to be species specific since they were not seen in mice or monkeys.
Driving and Operating Machinery Effects on ability to drive and use machines:
No studies on the effects of terbinafine tablets treatment on the ability to drive and use machines have been performed. Patients who experience dizziness as an undesirable effect should avoid driving vehicles or using machines. Endocrine and Metabolism In vitro and in vivo studies have shown that terbinafine inhibits the CYP2D6 metabolism.
g. certain members of the following drug classes, tricyclic antidepressants (TCAs), β-blockers, selective serotonine reuptake inhibitors (SSRIs), antiarrhythmics class 1A, 1B and 1C and monoamine oxidase inhibitors (MAO-Is) Type B, should be followed up, if the co- administered drug has a narrow therapeutic window.
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