Generic Name and Formulations:
Cyclobenzaprine HCl 15mg, 30mg; ext-rel caps.
Indications for AMRIX:
Adjunct to rest and physical therapy for relief of muscle spasm associated with acute, painful musculoskeletal conditions.
Take at same time each day. 15mg once daily; may increase to 30mg/day given once daily. Max 2–3 weeks. Elderly or hepatic impairment: not recommended.
Acute post-MI. Arrhythmias, heart block, other conduction disturbances. CHF. Hyperthyroidism. During or within 14 days of MAOIs.
Not effective in treating spasticity associated with cerebral or spinal chord disease or in children with cerebral palsy. Urinary retention. Angle-closure glaucoma. Increased intraocular pressure. Hepatic impairment or elderly: not recommended. Pregnancy (Cat.B). Nursing mothers.
See Contraindications. Hypertensive crisis with MAOIs. Increased risk of serotonin syndrome with other serotonergic drugs (eg, SSRIs, SNRIs, tricyclic antidepressants, tramadol, bupropion, meperidine, verapamil, MAOIs); discontinue if occurs. Potentiates anticholinergics, alcohol, other CNS depressants. May antagonize guanethidine, clonidine. May enhance seizure risk with concomitant tramadol.
Muscle relaxant (central).
Drowsiness, dry mouth, dizziness, fatigue, headache, somnolence, constipation, nausea, dyspepsia, dysgeusia, tremor, nervousness, asthenia, blurred vision, confusion.