Flashcards in T3-Analgesics: Muscle Relaxers-MJ Deck (26):
What are the two topics here?
Drugs for spasticity
What are muscle spasms?
What do muscle spasms result from?
Are muscle spasms painful?
What type of patients often have muscle spasms?
Femur fracture patients
Do muscle relaxers work on the muscle?
No, they work on brain and CNS
What neurotransmitter do muscle relaxers work on?
So if muscle relaxers work on GABA, what are some precautions patients need to be aware of?
-It can cause sedation
-Be cautious with driving
-There is abuse potential
What are 3 muscle relaxers?
Cyclobenzaprine (muscle relaxer) is very similar to what class of drugs?
So if clyclobenzaprine is similar to TCAs, what effects can be seen when someone is taking clyclobenzaprine?
Anticholinergic effects (can't see, can't pee, can't shit, can't spit)
If clyclobenzaprine is combined with another serotinic drug, is that okay?
NO! It can cause serotonin syndrome
What is spasticity?
Heightened muscle tone
What is spasticity caused by?
CP (cerebral palsy)
What are the ONLY 3 drugs for muscle spasticity?
Dantrolene: the only drug that is not centrally acting. So what does that mean?
It will work DIRECTLY on the muscle
Dantrolene may help with the spasm, but what does it decrease?
What should flash in our head when we hear we have to give dantrolene to our patient?
Who is most at risk for liver toxicity if we have to give them dantrolene?
WOMEN who are >35 have a high risk for liver toxicity
Dantrolene is also a treatment for ______.
Is malignant hyperthermia common or rare?
Is malignant hyperthermia life threatening?
How is malignant hyperthermia triggered?
If a patient has to get general anesthesia, what is done?
They may be screened; family history is the major risk factor for if this could happen to the patient
What does malignant hyperthermia cause?
Extreme rigidity and temperature