Drugs A - Z

RimabotulinumtoxinB Solution for injection

It is used to treat severe neck muscle spasms

Generic Name: botulinum toxin type B

Brand Names: Myobloc

There is an FDA Alert for this drug. Click here to view it.

What is this medicine?

RIMABOTULINUMTOXINB is a neuro-muscular blocker. It is used to treat severe neck muscle spasms.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
  • breathing problems
  • cerebral palsy spasms
  • history of surgery where this medicine is going to be used
  • infection where this medicine is going to be used
  • myasthenia gravis or other neurologic disease
  • nerve or muscle disease
  • surgery plans
  • an unusual or allergic reaction to botulinum toxin, albumin, other medicines, foods, dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast-feeding

How should I use this medicine?

This medicine is for injection into a muscle. It is given by a health care professional in a hospital or clinic setting.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

What if I miss a dose?

This does not apply.

What may interact with this medicine?

  • aminoglycoside antibiotics like gentamicin, neomycin, tobramycin
  • muscle relaxants
  • other botulinum toxin injections

What should I watch for while using this medicine?

Visit your doctor for regular check ups.

This medicine will cause weakness in the muscle where it is injected. Tell your doctor if you feel unusually weak in other muscles. Get medical help right away if you have problems with breathing, swallowing, or talking.

This medicine contains albumin from human blood. It may be possible to pass an infection in this medicine but no cases have been reported. Talk to your doctor about the risks and benefits of this medicine.

If your activities have been limited by your condition, go back to your regular routine slowly after treatment with this medicine.

This medicine can make your muscles weak. And, this medicine can make your eyelids droop or make you see blurry or double. If you have weak muscles or trouble seeing do not drive a car, use machinery, or do other dangerous activities.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:
  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
  • breathing problems
  • chest pain or tightness
  • infection
  • numbness
  • speech problems
  • swallowing problems

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • bruising or pain at site where injected
  • dry eyes, mouth
  • headache
  • muscle pain
  • nausea, stomach upset

Where should I keep my medicine?

This drug is given in a hospital or clinic and will not be stored at home.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.


Last Updated: October 25, 2011
Licensed from
The Healthline Site, its content, such as text, graphics, images, search results, HealthMaps, Trust Marks, and other material contained on the Healthline Site ("Content"), its services, and any information or material posted on the Healthline Site by third parties are provided for informational purposes only. None of the foregoing is a substitute for professional medical advice, examination, diagnosis, or treatment. Always seek the advice of a physician or other qualified healthcare provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on the Healthline Site. If you think you may have a medical emergency, call your doctor or 911 immediately. Please read the Terms of Service for more information regarding use of the Healthline Site.
Advertisement
Advertisement