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Tizanidine
Pronounced ty-ZAN-i-deen
Brand names: Zanaflex
Type: Muscle relaxant (antispasmodic) · All Pain Relief & Fever Medicines
What Tizanidine is used for
- Muscle spasticity
- Spasticity from multiple sclerosis and spinal cord injury
◆ Kidney note
Dose is lowered when kidney function is significantly reduced.
Common side effects
- Drowsiness
- Dry mouth
- Dizziness
- Low blood pressure
- Weakness
Important cautions
- Can injure the liver in some people — liver tests are monitored
- Interacts strongly with certain antibiotics (such as ciprofloxacin) and antidepressants, which can dangerously raise its level
- Should be tapered rather than stopped suddenly after regular use
How it comes
Tablets, capsules. This guide lists forms only — it never lists strengths or doses.
Toxicity lists: Tizanidine also appears on Medicines That Can Harm the Liver.
Related medicines — Pain Relief & Fever Medicines
Please note: This page is a patient-education summary, not medical advice, and it deliberately contains no doses. Medicines affect everyone differently — always follow your own prescription and talk to your doctor or pharmacist before starting, stopping or changing any medicine.