Tizanidine Pharmacology

Tizanidine

About Tizanidine
A centrally acting a-2 adrenergic agonist, Centrally acting muscle relaxant (short-acting).
Mechanism of Action of Tizanidine
This drug is a centrally acting alpha2 agonist at alpha2-adrenergic receptor sites and presumably reduces spasticity by increasing presynaptic inhibition of motor neurons. This results the blocking of nerve impulses (or pain sensations) that are sent to your brain.
Pharmacokinets of Tizanidine
Absorption- Completely absorbed after oral administration.
Distribution- Widely distributed throughout the body. 30% bound to the plasma proteins.
Metabolism- Metabolized in the liver to its metabolites.
Excretion- Excreted through urine.
Onset of Action for Tizanidine
1 to 2 hrs after oral administration
Duration of Action for Tizanidine
N/A
Half Life of Tizanidine
N/A
Side Effects of Tizanidine
1. Dizziness
2. Upset stomach
3. Vomiting
4. Tingling sensation in the arms, legs, hands, and feet
5. Dry mouth
6. Increased muscle spasms
7. Yellowing of the skin or eyes
8. Unexplained flu-like symptoms
Contra-indications of Tizanidine
1. Contraindicated in patients with hypersensitivity to the drug or any ingredients of it
Special Precautions while taking Tizanidine
1. Kidney disease
2. Liver disease
3. Low blood pressure or are on medication to treat high blood pressure
4. Birth control pills use
Pregnancy Related Information
Contraindicated
Old Age Related Information
Use with caution
Breast Feeding Related Information
Contraindicated
Children Related Information
Use with caution
Indications for Tizanidine
1. Painful muscle spasm associated with static and functional disorders of the spine
2. Following surgery for disc prolapse/osteoarthritis of the hip
Interactions for Tizanidine
Alcohol & other CNS depressants : CNS effects of tizanidine potentiated.
Typical Dosage for Tizanidine
Oral-
Adult-
Muscle spasm - 2 mg thrice a day.
Spasticity- Initial dose 6 mg/day in 3 divided doses, then increase stepwise to 12-36 mg/day.
Schedule of Tizanidine
N/A
Storage Requirements for Tizanidine
Store at room temperature away from moisture and heat.
Effects of Missed Dosage of Tizanidine
Take the missed dose as soon as noticed and if it is the time for next dose then skip the missed dose. Continue the regular schedule. Do not double the dose.
Effects of Overdose of Tizanidine
Give symptomatic and supportive treatment.

Home Delivery for Tizanidine in Your City

Medicine India is just a publishing medium for medicine related information and does not provide services or sales of medicines including tizanidine.

However, we do publish a comprehensive directory of Pharmacies, Chemists and Druggists in cities all over India. You can use this directory to find the medicine stores in your city (or area) that provide home delivery services for tizanidine and other medicines and health products. Home delivery services for tizanidine may be free or they may cost you depending on the pharmacy and the minimum order requirements. It would be best to get this clarified while placing the order.

Please be aware that you should take tizanidine only if a doctor has recommended or prescribed it. Some or all pharmacies who provide a home delivery service for medicines might insist on a prescription for tizanidine before they complete the sale. You can get this information while placing the order for tizanidine with the pharmacy.

Tizanidine is a generic medicine name and there are several brands available for it. Some of the brands for tizanidine might be better known than tizanidine itself. If the pharmacy that's willing to deliver medicines to your home doesn't have tizanidine in stock, you can ask for one of the branded alternatives for tizanidine.