Mestinon (Pyridostigmine)

Prescription Required
Brand
Dose Size & Price Qty
60mg
180mg
Generic
Dose Size & Price Qty
60mg
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Fact Table

Fact Table
Formula C9H13BrN2O2
License FDA approved
Bioavailability ~7–8% (oral)
Legal status Prescription Drug
Chemical Name 3-[(Dimethylcarbamoyl)oxy]-1-methylpyridinium bromide
Elimination half-life ~1.5–2 hours
Dosage (Strength) 60mg, 180mg (extended-release) tablets; 5mg/mL oral solution
Pregnancy Use with caution; consult doctor
Brands Mestinon, Regonol
Protein binding ~10%
PubChem CID 4993
MedlinePlus a682229
ChEBI 8640
ATC code N07AA02
DrugBank DB00545
KEGG D00466
Routes of administration By mouth, intravenous

Mestinon is a myasthenia gravis treatment medication that improves skeletal muscle strength for people suffering from this condition. Pyridostigmine is a cholinesterase inhibitor drug that works to block the effects of acetylcholine in the body. This results in the communication breakdown between nerves and muscles being minimized and muscles are able to contract more normally. You can buy Mestinon with a prescription here at Canpharm.

Directions

Standard Mestinon dosage is to take tablet 1 or 2x daily and at least 6 hours apart and around the same time each day

Ingredients

The active ingredient in Mestinon is Pyridostigmine

Cautions

Let your doctor know of any history of stomach or intestinal blockages, urinary blockages, lung disease or kidney disease, asthma, or heartbeat irregularities before starting on Mestinon generic

Women who are pregnant or breastfeeding should only use this medication if a doctor approves it

Alcohol intake can increase the severity of side effects from this medication

Keep medication in cool, dry location and at temperature of no higher than 77 degrees Fahrenheit

Be aware of medication expiry date

Interactions

Negative drug interactions may occur between Mestinon and other Rx medications, including clonazepam, lisinopril, omeprazole, levothyroxine, tramadol, and gabapentin. Let your doctor know of all medications you are currently taking before getting a prescription and proceeding to buy Mestinon online.

Side Effects

Mestinon side effects may occur, and some users may experience nausea, vomiting, diarrhea, abdominal cramps, increased sweating or saliva, runny nose, or increased urination. If side effects are seen you should discontinue use and speak to your doctor again regarding myasthenia gravis treatment medication alternatives and a pharmacist for a lower Mestinon cost.

Frequently Asked Questions about Mestinon (Pyridostigmine)


Do Mestinon side effects go away?

Many of the side effects of Mestinon (pyridostigmine) may improve over time as your body adjusts to the medication. However, some side effects may persist, and you should contact your doctor if they become bothersome.


Is Mestinon an immunosuppressant?

No, Mestinon is not an immunosuppressant. It works by inhibiting the breakdown of acetylcholine, which improves nerve signal transmission to muscles, commonly used to treat myasthenia gravis.


Is Mestinon a steroid?

No, Mestinon is not a steroid. It is a cholinesterase inhibitor that helps improve neuromuscular function, whereas steroids are anti-inflammatory drugs.


What to avoid when taking Mestinon?

When taking Mestinon, avoid medications or substances that may interfere with acetylcholine activity, such as certain muscle relaxants or anesthetics. Always inform your healthcare provider about all medications you're taking.


How does Mestinon work?

Mestinon works by inhibiting the enzyme acetylcholinesterase, which breaks down acetylcholine. By increasing acetylcholine levels, it enhances communication between nerves and muscles, improving muscle strength, particularly in people with myasthenia gravis.


Can I just stop taking Mestinon?

Do not stop taking Mestinon suddenly without consulting your doctor, as abrupt discontinuation may worsen your symptoms. Your doctor will guide you on how to adjust your dosage if needed.


Can Mestinon cause weight gain?

Weight gain is not a common side effect of Mestinon. However, individual responses vary, and you should consult your healthcare provider if you notice any unusual changes in weight.


Does Mestinon cause diarrhea?

Yes, diarrhea is a possible side effect of Mestinon. Other gastrointestinal symptoms, such as nausea or abdominal cramps, can also occur. If these symptoms are severe or persistent, speak to your doctor.


How long does it take for Mestinon to start working?

Mestinon usually starts to work within 30 minutes to an hour after taking it, with its effects lasting for 3–4 hours.


How much Mestinon should I take?

The dosage of Mestinon depends on your condition and your doctor’s recommendations. Typically, doses range from 60 mg to 120 mg taken two to four times per day, but your doctor will adjust the dosage to meet your specific needs.

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