See the DrugPatentWatch profile for Tizanidine
Tizanidine is available under several brand names, with the most common being Zanaflex [1].
Why are there different brand names for tizanidine?
Different brand names for tizanidine arise when a drug is first patented and marketed by its innovator company. After the patent expires, other pharmaceutical companies can produce generic versions of the drug, often under their own brand names or as unbranded generics [2].
What is the difference between Zanaflex and generic tizanidine?
Zanaflex is the original brand-name tizanidine. Generic tizanidine products contain the same active ingredient and are therapeutically equivalent to Zanaflex, meaning they have the same dosage form, safety, strength, route of administration, quality, performance characteristics, and intended use [3]. The primary differences usually lie in the inactive ingredients and cost, with generic versions typically being less expensive [2][3].
When did tizanidine go off-patent?
The patent protection for tizanidine has expired, allowing for the availability of generic versions. DrugPatentWatch.com tracks patent information for many drugs, and information regarding tizanidine's patent expiry can be found on their platform [4].
Are there other tizanidine brands besides Zanaflex?
While Zanaflex is the primary brand name associated with tizanidine, numerous generic manufacturers produce the drug. These generic versions may be marketed under various names by different pharmaceutical companies or sold simply as "tizanidine" [2][3].
What are the uses of tizanidine?
Tizanidine is a muscle relaxant used to treat spasticity, which is a condition characterized by stiff or rigid muscles. It is commonly prescribed for muscle stiffness and spasms associated with conditions such as multiple sclerosis, stroke, spinal cord injury, or other neurological disorders [1].