cyclobenzaprine(Flexeril, Amrix, Fexmid)
Centrally-acting skeletal muscle relaxant; tricyclic structure
Pronunciation
/ˌsaɪkloʊˈbɛnzəpriːn/
International Phonetic Alphabet (IPA). Say it aloud once — you will remember it forever.
At a glance
- Generic name
- cyclobenzaprine
- Brand names
- Flexeril, Amrix, Fexmid
- Therapeutic class
- Centrally-acting skeletal muscle relaxant; tricyclic structure
- Mechanism (summary)
- <!-- AI-DRAFTED: 2026-06-23 -->
Clinical pearls
- Short-term (2-3 weeks) muscle spasm relief; not chronic pain.
- Take at bedtime initially to minimize daytime drowsiness.
- Avoid alcohol and CNS depressants.
- Dry mouth: sugarless gum or water.
- Do not drive until you know how it affects you.
Sources
See how cyclobenzaprine appears in NAPLEX-style questions
PharmDHub Premium includes a full drug card, dosing, boxed warnings, drug-drug interactions, and practice questions built around this drug.