ZANAFLEX TABLETS Rx
Generic Name and Formulations:
Tizanidine HCl 4mg (quadrisecting score); tabs.
Indications for ZANAFLEX TABLETS:
Muscle spasticity (due to its short duration of action reserve for when relief is most important).
Initially: usually 4mg, may increase by 2–4mg as needed every 6–8 hrs to a max of 3 doses in 24hrs; max 12mg/dose and 36mg/day. Renal impairment (CrCl <25mL/min): reduce dose. May sprinkle contents of capsules on applesauce (may affect absorption). Tabs and caps not bioequivalent under fed conditions. See literature.
Concomitant fluvoxamine, ciprofloxacin.
Hepatic dysfunction. Monitor ophthalmic and liver function (aminotransferases at baseline, 1, 3, 6 months, then periodically) and for orthostatic hypotension. Renal dysfunction. Cardiovascular disease. Avoid abrupt cessation. Elderly. Labor & delivery. Pregnancy (Cat.C). Nursing mothers.
Avoid other α2-agonists (eg, clonidine). Hypotension possible with other antihypertensives. Avoid concomitant use with other CYP1A2 inhibitors (eg, amiodarone, mexiletine, propafenone, verapamil, cimetidine, famotidine, other fluoroquinolones, oral contraceptives, acyclovir, ticlopidine, zileuton); if clinically necessary, use caution. May potentiate CNS depression with alcohol, baclofen, benzodiazepines, other CNS depressants.
Dry mouth, somnolence, asthenia, dizziness, UTI, constipation, liver injury or elevated liver enzymes, vomiting, speech disorder, blurred vision, dyskinesia, nervousness, pharyngitis, hypotension, bradycardia, hallucinations/psychosis.
Endocrinology Advisor Articles
- Update on Vitamin D and Calcium Supplements for Reducing Fracture Risk
- AAP Shares List of 5 Unnecessary Pediatric Tests and Procedures
- Severe Hypoglycemia Associated With Increased Mortality Risk in T2D
- Efficacy of CGM in Preterm Infants of Mothers With Diabetes
- SSRIs and SNRIs Linked to Type 2 Diabetes in Children, Adolescents
- High Grip Strength Associated With Lower Risk for Diabetes-Related AEs
- Statin Use for CVD Prevention Increases Diabetes Risk in Overweight Patients
- Optimal Timing of Gastric Bypass and Cholecystectomy When Both Procedures Clinically Indicated
- Does Asthma Contribute to Infertility?
- Short-Term Probiotics Increase Weight Loss in Overweight, Obesity