Muscle spasms:
Indications for: ZANAFLEX TABLETS
Muscle spasticity (due to its short duration of action reserve for when relief is most important).
Adult Dosage:
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 full labeling.
Children Dosage:
Not established.
ZANAFLEX TABLETS Contraindications:
Concomitant fluvoxamine, ciprofloxacin.
ZANAFLEX TABLETS Warnings/Precautions:
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. Nursing mothers.
See Also:
ZANAFLEX TABLETS Classification:
Alpha-2 agonist.
ZANAFLEX TABLETS Interactions:
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.
Adverse Reactions:
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.
How Supplied:
Tabs, caps—150
