Tizanidine is the generic equivalent of the brand-name drug Tizanidine. Licensed pharmacies, clinics, doctor's offices, and veterinary practices can source wholesale Tizanidine through Premier Pharma with same-day fulfillment on in-stock SKUs.
FDA Drug Information
Indications & Usage
1 INDICATIONS AND USAGE Tizanidine is a central alpha-2-adrenergic agonist indicated for the treatment of spasticity. ( 1 ) Tizanidine is indicated for the treatment of spasticity in adults.
Adverse Reactions
6 ADVERSE REACTIONS The most common adverse reactions (greater than 10% of patients taking tizanidine and greater than in patients taking placebo) were dry mouth, somnolence, asthenia, and dizziness ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Unichem Pharmaceuticals (USA) Inc. at 1-866-562-4616 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. The following clinically significant adverse reactions are described elsewhere in other sections of the prescribing information: Hypotension [s…
Drug Interactions
7 DRUG INTERACTIONS 7.1 Strong CYP1A2 Inhibitors Concomitant use of Tizanidine with strong cytochrome P450 1A2 (CYP1A2) inhibitors (e.g., fluvoxamine, ciprofloxacin) is contraindicated. Changes in pharmacokinetics of tizanidine when administered with a strong CYP1A2 inhibitor resulted in significantly decreased blood pressure, increased drowsiness, and increased psychomotor impairment [see Contraindications ( 4 ) and Clinical Pharmacology ( 12.3 )] . 7.3 Moderate or Weak CYP1A2 Inhibitors Concom…
Dosage & Administration
2 DOSAGE AND ADMINISTRATION Monitoring of aminotransferase levels is recommended at baseline and 1 month after maximum dose is achieved. ( 2.1 ) Recommended starting dose: 2 mg by mouth every 6 to 8 hours, as needed, up to a maximum of 3 doses in 24 hours ( 2.2 ) Dosage can be increased by 2 mg to 4 mg per dose every 1 to 4 days; maximum total daily dosage is 36 mg ( 2.2 ) Tizanidine pharmacokinetics differs between tablets and capsules, and when taken with or without food. These differences cou…
Patient Counseling Information
17 PATIENT COUNSELING INFORMATION Serious Drug Interactions Advise patients they should not take Tizanidine if they are taking fluvoxamine or ciprofloxacin because of the increased risk of serious adverse reactions including severe lowering of blood pressure and sedation. Instruct patients to inform their healthcare providers when they start or stop taking any medication because of the risks associated with interaction between Tizanidine and other medicines [see Contraindications ( 4 ) and Drug Interactions ( 7 )] . Tizanidine Dosing and Administration Tell patients to take Tizanidine exactly…
Source: FDA. For professional use only. Not a substitute for prescribing information.
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