What is the brand name for Cyclobenzaprine?
The brand name for Cyclobenzaprine is Flexeril.
PTCB TOP 200 · #47
Cyclobenzaprine
Flexeril
Cyclobenzaprine is the generic name for the brand-name drug Flexeril. It is a skeletal muscle relaxant used to treat muscle spasm. On the PTCE Top 200 drug list, Cyclobenzaprine ranks #47 and is one of the most frequently tested cns/psych medications — commonly quizzed on its brand–generic pair, drug class, and key side effects.
| Generic name | Cyclobenzaprine |
|---|---|
| Brand name(s) | Flexeril |
| Drug class | Skeletal muscle relaxant |
| Class group | CNS/Psych |
| Common use | muscle spasm |
| DEA schedule | Unscheduled |
| Availability | Prescription only (Rx) |
What is Cyclobenzaprine used for?
• Short-term relief of muscle spasm associated with acute musculoskeletal conditions.
What drug class is Cyclobenzaprine?
Cyclobenzaprine is a Skeletal muscle relaxant in the CNS/Psych group. Knowing the class is the fastest way to predict its uses, side effects, and the brand↔generic pairs the PTCE tests.
Common side effects of Cyclobenzaprine
- arrow_rightDrowsiness
- arrow_rightDry mouth
- arrow_rightDizziness
- arrow_rightFatigue
Major interactions
- arrow_rightMAO inhibitors (contraindicated) → severe reactions/serotonin syndrome risk
- arrow_rightCNS depressants (alcohol, opioids, benzodiazepines) ↑ sedation/impairment
- arrow_rightOther serotonergic drugs may ↑ serotonin syndrome risk
Is Cyclobenzaprine a controlled substance?
No. Cyclobenzaprine is not a federally controlled substance (it is unscheduled by the DEA).
How to remember Cyclobenzaprine (PTCE mnemonic)
FLEX-eril relaxes a FLEX-ed back — cyclobenza-PRINE is TCA-like. Drowsy, dry mouth, ≤2-3 weeks only; NO MAOIs (serotonin syndrome).
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PTCE exam tip
Cyclobenzaprine (Flexeril) is a muscle relaxant that's structurally a tricyclic — expect drowsiness and anticholinergic counseling.
Cyclobenzaprine FAQ
What is Cyclobenzaprine used for?
Cyclobenzaprine is used to treat muscle spasm. • Short-term relief of muscle spasm associated with acute musculoskeletal conditions.
What drug class is Cyclobenzaprine?
Cyclobenzaprine is a Skeletal muscle relaxant (CNS/Psych group).
Is Cyclobenzaprine a controlled substance?
No. Cyclobenzaprine is not a federally controlled substance (it is unscheduled by the DEA).
Study guides that cover Cyclobenzaprine
Free, in-depth guides to the patterns behind this drug — no app needed.
Drug suffix cheat sheetthe suffix that gives away this drug's class
How to memorize the Top 200 drugsa method for locking in brand↔generic pairs
How hard is the PTCE?what the pass rate really means
Failed the PTCB? The comeback planwhat to do if the first attempt failsSee all PTCE study guides or browse the full Top 200 drug list.
Drill Cyclobenzaprine the way the PTCE asks it
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Last reviewed August 7, 2026. Educational use only — not medical advice. Verify clinical specifics with your pharmacist or a current label source such as DailyMed. RxReflex is not affiliated with or endorsed by the Pharmacy Technician Certification Board (PTCB).