Head-to-head comparisons of medication uses, side effects, warnings, and more.
Key takeaways
Tizanidine (Zanaflex) and alprazolam (Xanax) are both prescription oral medications, but they have some important differences. Tizanidine is an alpha-2 adrenergic receptor agonist used primarily as a muscle relaxer to treat muscle stiffness and rigidity, while alprazolam is a benzodiazepine approved for treating generalized anxiety disorder (GAD) and panic disorder. Tizanidine is available in both brand and generic forms and is typically taken three times a day, whereas alprazolam is also taken three times a day but is a controlled substance due to its potential for misuse dependence. Common side effects of tizanidine include dry mouth, sleepiness, and dizziness, while alprazolam can cause drowsiness, memory problems, and lightheadedness. Tizanidine can interact with medications like ciprofloxacin, leading to low blood pressure, while alprazolam should not be taken with opioids or alcohol due to the risk of severe sedation and breathing problems. Both medications require careful monitoring and should not be stopped suddenly to avoid withdrawal symptoms.
Tizanidine (Zanaflex)
Alprazolam (Xanax)
Tizanidine (Zanaflex)
Alprazolam (Xanax)
Summary of Tizanidine vs. Xanax
Summary for Alpha-2 agonist
Prescription only
Tizanidine, also known by its brand name Zanaflex, is a muscle relaxer. It's FDA approved to treat stiff, rigid muscles in adults. This medication comes as tablets and capsules that you take by mouth. The usual dosage is taken as needed, up to 3 times a day. It has side effects like dry mouth, sleepiness, dizziness, and constipation. Tizanidine (Zanaflex) is available as a generic and brand-name medication.