Pyridostigmine Bromide

By Lifelearn Inc.


Why has my veterinarian prescribed this medicine?

Pyridostigmine bromide is use for the treatment of myasthenia gravis. This disorder is characterized by muscular weakness. This medication inhibits the enzyme cholinesterase and allows weakened muscles to work better.

How do I give this medication?

  • Give this medication to your pet as directed by your veterinarian. READ THE LABEL CAREFULLY.
  • Try to give this medication at about the same time(s) each day.
  • DO NOT give the pet more medicine than directed.
  • DO NOT give the medicine more often than directed and for a longer period of time than directed.
  • Try not to miss giving any doses.

What if I miss giving a dose?

Give the dose as soon as possible. If it is almost time for the next dose, skip the missed dose, and continue with the regular schedule. Do not give the pet two doses at once.

How do I store this medicine?

  • Keep this medicine out of reach of children.
  • Store this medicine in a cool, dry place at room temperature. Store away from heat and direct sunlight.
  • Do not store this medicine in the bathroom, near the kitchen sink or in other damp places. The medicine may break down if exposed to heat or moisture.

What are the potential side effects?

"Side effects are usually associated with higher doses."
  • Side effects are usually associated with higher doses. The side effects may usually be resolved by decreasing the dose of medication.
  • Side effects include: nausea, vomiting, diarrhea, salivation, sweating, increased lung secretions, difficulty breathing, contraction of the pupil, blurred vision, excess tearing, change in heart rate, muscle cramps and muscle weakness.
  • Contact your veterinarian if you notice any of these effects.
  • Other side effects may occur. If you notice anything unusual, contact your veterinarian.

Are there any possible drug interactions?

  • Make sure to tell your veterinarian if you are giving your pet any other medication or supplements.
  • Quite often, your veterinarian may prescribe two different medications, and sometimes a drug interaction may be anticipated. If this occurs, your veterinarian may vary the dose and/or monitor your pet more closely.
  • The following drugs can potentially interact with pyridostigmine bromide: magnesium, neuromuscular blocking drugs, corticosteroids, non-depolarizing neuromuscular blocking agents, atropine, dexpanthenol
  • Contact your veterinarian if your pet experiences any unusual reactions when different medications are given together.

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