Product image of Mestinon 60 (Pyridostigmine Bromide) supplied by GNH India

Mestinon 60

Active Ingredient:
Pyridostigmine Bromide
Origin:
EU

Mestinon 60 (Pyridostigmine Bromide)

Pyridostigmine bromide, the active ingredient in Mestinon 60, is an acetylcholinesterase inhibitor presented as an oral tablet for oral use. It treats myasthenia gravis by enhancing neuromuscular transmission and reducing muscle fatigue in affected patients.

GNH India supplies Mestinon 60 as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Mylan Healthcare B.V.

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Indications & Clinical Uses

Mestinon 60, an anticholinesterase medication, is used primarily in disorders of neuromuscular transmission.

  • Generalized myasthenia gravis: improves overall muscle strength and reduces fatigue.
  • Ocular myasthenia gravis: lessens ptosis and diplopia.
  • Myasthenic crisis (adjunct therapy): supports neuromuscular function while definitive treatments are initiated.

How It Works

  • Pyridostigmine bromide reversibly inhibits acetylcholinesterase at the neuromuscular junction, preventing breakdown of acetylcholine. The resulting increase in synaptic acetylcholine enhances stimulation of nicotinic receptors on skeletal muscle, thereby improving muscle contraction strength in conditions where transmission is compromised.

Side Effects

Common Side Effects

  • Nausea: mild to moderate stomach upset.
  • Diarrhea: increased bowel movements.
  • Abdominal cramps: discomfort in the abdomen.
  • Increased salivation: excess oral secretions.
  • Muscle cramps: involuntary tightening of muscles.
  • Sweating: heightened perspiration.

Serious or Rare Side Effects

  • Cholinergic crisis: severe muscle weakness and respiratory compromise.
  • Bradycardia: markedly slow heart rate.
  • Bronchospasm: narrowing of airways causing breathing difficulty.
  • Seizures: uncontrolled electrical activity in the brain.
  • Allergic reactions: rash, angioedema, or anaphylaxis.
  • Severe hypotension: sudden drop in blood pressure.

Precautions & Warnings

Before initiating therapy, consider the following safety measures.

  • Renal impairment: dose may need adjustment in reduced kidney function.
  • Asthma or COPD: monitor respiratory status for bronchospasm.
  • Cardiac disease: observe for bradycardia or heart block.
  • Pregnancy: use only when potential benefit outweighs risk.
  • Drug interactions: review all concomitant medications.
  • Store at ambient temperature: keep in original packaging, protect from moisture.

Avoid Interactions

Pyridostigmine bromide can interact with several medicines; awareness helps avoid adverse outcomes.

Major Interactions (Avoid)

  • Neostigmine: additive cholinergic effects may precipitate crisis.
  • Beta‑blockers: can exacerbate bradycardia.
  • Magnesium sulfate: potentiates neuromuscular blockade.

Moderate Interactions (Monitor Closely)

  • Aminoglycoside antibiotics: may diminish pyridostigmine efficacy.
  • Loop diuretics (e.g., furosemide): can increase pyridostigmine plasma levels.
  • Succinylcholine (anesthetic): additive neuromuscular effects require careful monitoring.

Frequently Asked Questions

Mestinon 60 contains pyridostigmine bromide, an anticholinesterase agent prescribed to improve muscle strength in patients with myasthenia gravis, a condition characterized by weakened skeletal muscles due to impaired neuromuscular transmission.

The drug reversibly blocks acetylcholinesterase, the enzyme that degrades acetylcholine at the neuromuscular junction. By preserving acetylcholine, it enhances stimulation of muscle receptors, leading to stronger and more sustained muscle contractions.

The dosage of Mestinon 60 is individualized by the prescribing clinician based on disease severity, patient weight, renal function, and response to therapy. Patients should follow the exact regimen written on their prescription.

Safety data are limited; the product is classified as pregnancy category unknown. It should only be used during pregnancy or lactation if the potential therapeutic benefit justifies any possible risk to the fetus or infant.

To place an order, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.

Mestinon 60 (pyridostigmine) is a reversible, short‑acting acetylcholinesterase inhibitor, often preferred for its predictable pharmacokinetics and oral formulation. Alternatives such neostigmine have similar mechanisms but differ in duration of action and route of administration, influencing clinical choice.

Store Mestinon 60 at ambient temperature, preferably below 25 °C. Keep the tablets in their original container, protect them from moisture and direct sunlight, and ensure the packaging remains tightly sealed until use.

Mestinon 60 is taken orally, usually with a glass of water. It may be administered with or without food, but consistent timing relative to meals helps maintain stable blood levels. Patients should not crush or chew the tablets unless instructed otherwise.

The most critical adverse events include cholinergic crisis, which presents as severe muscle weakness and respiratory failure, and profound bradycardia that can lead to syncope. Prompt medical attention is required if these symptoms develop.

Patients with known hypersensitivity to pyridostigmine or any excipients in the tablet should avoid the product. Caution is also advised for individuals with severe asthma, uncontrolled cardiac arrhythmias, or significant renal impairment without appropriate dose adjustment.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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