Flexeril is a brand name for cyclobenzaprine, a muscle relaxant. Generic versions of cyclobenzaprine are available.
What is generic Flexeril called?
Generic Flexeril is known by its active ingredient name, cyclobenzaprine [1].
Where can I find generic cyclobenzaprine?
Generic cyclobenzaprine is widely available at most pharmacies. The availability and cost can vary by pharmacy and insurance coverage.
What are the uses for cyclobenzaprine?
Cyclobenzaprine is prescribed to relieve muscle spasms and the associated pain that typically accompanies acute, painful musculoskeletal conditions. It is generally used alongside rest and physical therapy [2].
How does generic cyclobenzaprine work?
The exact mechanism of action of cyclobenzaprine is not fully understood. However, it is believed to act on the central nervous system, specifically in the brainstem, to reduce the motor outflow to the spinal cord. This reduces the tonic somatic motor activity influencing both alpha and gamma motor neurons, which is thought to be responsible for the muscle spasms [3].
When can I expect generic cyclobenzaprine to become available?
Cyclobenzaprine has been available as a generic medication for many years. The original patents for cyclobenzaprine have long expired, allowing for generic competition [4].
Are there different strengths of generic cyclobenzaprine?
Yes, generic cyclobenzaprine is available in various strengths, commonly including 5 mg, 7.5 mg, and 10 mg tablets [1].
What are the potential side effects of cyclobenzaprine?
Common side effects of cyclobenzaprine include drowsiness, dry mouth, dizziness, and fatigue. Less common side effects can include constipation, blurred vision, headache, and nervousness [2].
How does cyclobenzaprine compare to other muscle relaxants?
Cyclobenzaprine is structurally related to tricyclic antidepressants and shares some of their side effects, such as drowsiness and anticholinergic effects (e.g., dry mouth). Other muscle relaxants may have different mechanisms of action and side effect profiles. For example, baclofen acts on the spinal cord, while carisoprodol affects general central nervous system depression [3].
Who manufactures generic cyclobenzaprine?
Numerous pharmaceutical companies manufacture generic versions of cyclobenzaprine. Specific manufacturers can change and vary by region [1].
Are there any safety concerns or warnings associated with cyclobenzaprine?
Cyclobenzaprine can cause significant drowsiness and should be used with caution when operating machinery or driving. It is also important to avoid alcohol while taking this medication due to increased sedative effects. Patients with certain medical conditions, such as glaucoma or those taking MAO inhibitors, should not use cyclobenzaprine [2].
What are the costs of generic cyclobenzaprine?
The cost of generic cyclobenzaprine can vary widely depending on the pharmacy, dosage, and quantity purchased. Many insurance plans cover generic medications at a lower copay compared to brand-name drugs. Online resources like DrugPatentWatch.com can offer insights into patent expiration and generic availability, which influences pricing [4].
Sources:
1. DrugPatentWatch.com
2. National Library of Medicine - DailyMed
3. Merck Manual Professional Version
4. U.S. Food & Drug Administration