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Tonmya vs. Flexeril

Head-to-head comparisons of medication uses, side effects, warnings, and more.

Tonmya

(cyclobenzaprine)

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Cyclobenzaprine

 

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Summary for Tonmya

Prescription only

Tonmya (cyclobenzaprine) is a muscle relaxant for adults with fibromyalgia. It comes as a small tablet that you place under your tongue at bedtime, once each night. Common effects include mouth numbness or tingling, sleepiness, and a strange taste in your mouth. Tonmya (cyclobenzaprine) isn’t a controlled substance.

Indications for Tonmya

Pros and Cons for Tonmya

Pros

  • Only taken once nightly
  • Can improve sleep quality while helping with fibromyalgia pain
  • Not a controlled substance

Cons

  • Mouth numbness or taste changes are common
  • Can interact with many medications
  • Not safe for certain heart conditions

Common Side Effects for Tonmya

  • Numbness in the mouth (23%)
  • Discomfort in the mouth (9%)
  • Abnormal taste (9%)
  • Sleepiness (6%)
  • Tingling in the mouth (6%)
  • Mouth pain (5%)

Warnings for Tonmya

  • Harm to unborn babies
  • Serotonin syndrome
  • Tricyclic antidepressant‑like side effects
  • Caution use in people with glaucoma or trouble urinating
  • Drowsiness and slowed thinking
  • Mouth side effects

Summary for Flexeril

Prescription only

Cyclobenzaprine is a muscle relaxant that helps relieve muscle pain and discomfort. It's often used short term with rest and physical therapy. Immediate-release tablets are for people 15 years and older and are taken a few times a day. Once sold under the brand name Flexeril, the tablets now as a generic and brand name Fexmid. Extended-release capsules are for adults only and are taken once a day. The capsules comes as a generic and brand name Amrix. Cyclobenzaprine can make you sleepy and have dry mouth as side effects.

Indications for Flexeril

  • Muscle discomfort from short-term muscle or bone injury problems

Pros and Cons for Flexeril

Pros

  • Can take with or without food
  • Available as short-acting and long-acting forms for flexible dosing schedules
  • Can help with recovery from acute painful muscle problems in a few days

Cons

  • Only meant for short-term use (up to 2 to 3 weeks at a time)
  • Might not be a safe option for older adults
  • Not known to work well for nerve pain or muscle spasms caused by brain or spinal injuries

Common Side Effects for Flexeril

Immediate-release tablets:

  • Drowsiness (39%)
  • Dry mouth (27%)
  • Dizziness (11%)

Extended-release capsules:

  • Dry mouth (14%)
  • Dizziness (6%)

Warnings for Flexeril

  • Serotonin syndrome
  • Effect on driving and concentration
  • Caution use in people with glaucoma or trouble urinating
  • Caution use in people with liver problems

Prices with our coupons for Tonmya vs. Flexeril

Price Card Drug Icon
Tonmya60 sublingual tablets / 2.8mg
$1,791.37$2,224.42
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Price Card Drug Icon
Cyclobenzaprine30 tablets / 10mg
$9.40$30.64
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