Description
Myonal 50mg tablets are a prescription medication specifically formulated to address discomfort stemming from increased skeletal muscle tone and tension. This effective muscle relaxant works by a dual mechanism to alleviate painful conditions like stiff shoulder, neck pain, and lower back pain. It is a trusted option for managing symptoms associated with myotonia and various musculoskeletal disorders, promoting relaxation and improved mobility.
Here is a brief overview of what makes Myonal a sought-after treatment:
✓ Dual-Action Relief: Combines muscle relaxation with vasodilation to enhance blood flow.
✓ Targeted Symptom Management: Addresses stiffness, pain, and tension in specific muscle groups.
✓ Improved Functional Mobility: Helps restore range of motion and daily activity comfort.
✓ Manufactured under Strict Standards: Produced in GMP-certified facilities ensuring purity and potency.
What Are the Primary Uses and Key Features of Myonal 50mg?
Myonal tablets, containing the active ingredient Eperisone Hydrochloride, are indicated for a range of conditions characterized by muscle hypertonia and pain. Its key features are designed to provide comprehensive relief.
Primary Therapeutic Uses and Indications
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Relief from acute and chronic musculoskeletal pain.
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Treatment of stiff shoulder (frozen shoulder, scapulohumeral periarthritis).
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Management of neck pain and associated tension headaches.
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Alleviation of lower back pain (lumbago) and sciatica symptoms.
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Improvement of stiffness and discomfort in the limbs.
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Adjunctive therapy for conditions like cervical spondylosis and osteoarthritis.
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Management of symptoms related to myotonic disorders and muscle spasticity.
Distinguishing Key Features and Benefits
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Centrally Acting Muscle Relaxant: Eperisone acts on the central nervous system to reduce muscle tone without drastically affecting muscle strength.
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Vasodilatory Action: Dilates blood vessels, increasing peripheral blood circulation to the affected muscles, which aids in the removal of pain-inducing metabolites.
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Symptom-Specific Formula: Directly targets the root causes of stiffness and pain, not just the pain sensation.
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Rapid Onset of Action: Patients often report a noticeable reduction in muscle tension and discomfort.
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Non-Sedative Profile: Compared to some other muscle relaxants, Eperisone has a relatively lower incidence of severe drowsiness at therapeutic doses.
What is the Active Ingredient in Myonal Tablets?
The sole active pharmaceutical ingredient in each Myonal 50mg tablet is Eperisone Hydrochloride. This compound belongs to the pharmacological class of centrally acting muscle relaxants and vasodilators.
How Does Eperisone Hydrochloride Work?
Eperisone HCl exerts its beneficial effects through multiple pathways:
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Muscle Relaxation: It primarily acts on the spinal cord and brainstem to inhibit gamma and alpha motor neuron activity, which decreases the stretch reflex and leads to a reduction in skeletal muscle hypertonia.
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Improved Blood Flow: It possesses a calcium channel blocking action on vascular smooth muscles, causing vasodilation. This enhances blood supply to strained muscles, facilitating the delivery of oxygen and nutrients while flushing out lactic acid and other pain mediators.
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Pain Modulation: By relieving muscle spasm and improving circulation, it indirectly alleviates the pain caused by ischemic conditions in tense muscles.
How Should I Use Myonal 50mg Tablets Correctly?
Directions for Proper Administration
Always use this medicine exactly as prescribed by your physician. Do not alter the dose or duration without medical consultation.
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Oral Administration: Swallow the tablet whole with a full glass of water.
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Timing: It is typically taken after meals to minimize potential gastrointestinal discomfort.
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Consistency: Take the medication at evenly spaced intervals for consistent blood levels.
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Completing the Course: Even if you feel better, complete the full prescribed course unless directed otherwise by your doctor.
What is the Recommended Dosage of Myonal (Eperisone)?
Dosage is individualized based on the patient’s condition, age, and response. The following is general information; your doctor will determine the optimal regimen.
Standard Adult Dosage Guidelines
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The usual adult dose is one tablet (50mg) three times daily.
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In some cases, based on tolerance and therapeutic need, the dose may be adjusted.
Important Dosage Considerations
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Geriatric Patients: Elderly patients may start with a lower dose due to potentially reduced hepatic or renal function.
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Hepatic/Renal Impairment: Dose adjustment is necessary for patients with liver or kidney disorders.
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Duration of Therapy: Typically prescribed for short to medium-term management of acute musculoskeletal conditions. Long-term use requires periodic medical supervision.
What Precautions Should I Take Before Using Myonal?
Essential Warnings and Safety Precautions
Prior to starting treatment, discussing your full medical history with your doctor is crucial.
When Should Myonal Be Avoided? (Contraindications)
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Known hypersensitivity or allergic reaction to Eperisone Hydrochloride or any tablet excipients.
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Patients with a history of severe liver disease or significantly impaired hepatic function.
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It is generally not recommended for pregnant women, nursing mothers, and children unless the potential benefit outweighs the risk.
Who Should Use Myonal with Caution?
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Patients with mild to moderate liver or kidney disorders.
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Individuals with a history of low blood pressure (hypotension), as Eperisone can cause a further drop.
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The elderly, who may be more susceptible to side effects like dizziness and hypotension.
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People operating machinery or driving, as it may cause drowsiness or dizziness in some individuals.
Potential Drug Interactions
Inform your doctor about all medications you are taking, including:
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Other CNS Depressants: Benzodiazepines, opioids, sleep aids, or certain antidepressants can amplify sedative effects.
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Antihypertensives: May potentiate blood pressure-lowering effects.
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Muscle Relaxants: Other drugs in this class (e.g., baclofen, tizanidine) may have additive effects.
What Are the Possible Side Effects of Eperisone Hydrochloride?
While many users tolerate Myonal well, some may experience adverse reactions. Most are mild and transient.
Common Side Effects
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Gastrointestinal: Nausea, stomach discomfort, indigestion, constipation, or diarrhea.
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Neurological: Dizziness, lightheadedness, mild drowsiness, headache.
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General: Feeling of weakness or fatigue.
Less Common but Serious Side Effects (Seek Medical Attention)
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Signs of an allergic reaction: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
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Severe or persistent dizziness/fainting, which may indicate very low blood pressure.
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Yellowing of eyes/skin (jaundice), dark urine, or persistent nausea, which may indicate liver dysfunction.
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Unexplained muscle weakness or pain.
How Should I Store Myonal 50mg Tablets?
Optimal Storage Conditions for Stability
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Temperature: Store below 30°C, in a cool, dry place.
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Environment: Protect from direct sunlight and moisture. Do not store in bathrooms.
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Safety: Keep the blister strips in the outer carton and out of reach of children and pets.
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Expiry: Do not use the medicine after the expiration date printed on the pack.
Who Manufactures Myonal Tablets?
Myonal 50mg tablets are manufactured by Eisai Co., Ltd., a reputable, research-based human healthcare (hhc) pharmaceutical company with a global presence. Eisai is committed to the highest standards of quality, safety, and efficacy.
Manufacturing Standards and Credibility
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The product is manufactured in facilities that comply with Good Manufacturing Practice (GMP) guidelines, ensuring stringent quality control at every production stage.
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Eisai is known for its focus on neurology and oncology therapeutic areas, underpinning its expertise in CNS-acting medications like Eperisone.
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Each batch undergoes rigorous pharmaceutical analysis to guarantee the correct identity, purity, strength, and composition of the active ingredient.
What Are the Comprehensive Health Benefits of Taking Myonal?
The benefits of Myonal extend beyond simple pain relief, contributing to an improved quality of life for those suffering from muscle tension disorders.
Primary and Secondary Health Benefits
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Rapid Reduction of Muscle Stiffness: Directly decreases pathological muscle tone, relieving the sensation of tightness and rigidity.
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Effective Pain Relief: Alleviates pain secondary to muscle spasm, such as tension headaches, shoulder pain, and backaches.
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Enhanced Blood Circulation: The vasodilatory effect promotes healing by increasing nutrient and oxygen supply to affected muscles.
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Improved Range of Motion: By relaxing muscles, it allows for easier and less painful movement of joints.
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Better Sleep Quality: Relief from chronic muscle pain and stiffness can significantly improve sleep patterns.
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Increased Functional Capacity: Enables patients to perform daily activities and physical therapy with greater ease.
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Adjunct to Physical Therapy: Often used alongside physiotherapy to enhance the effectiveness of exercises and manual techniques.
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Non-Narcotic Relief: Provides muscle relaxation without the risks of addiction associated with opioid pain medications.
How Does Myonal Compare to Other Muscle Relaxants?
Myonal (Eperisone) vs. Common Alternatives
| Feature/Aspect | Myonal (Eperisone HCl 50mg) | Thiocolchicoside (e.g., Muscoril) | Tizanidine (e.g., Sirdalud) |
|---|---|---|---|
| Primary Mechanism | Centrally acting muscle relaxant + Vasodilator | Centrally acting with GABA-ergic activity | Central alpha-2 adrenergic agonist |
| Key Benefit | Dual action on tone & blood flow; lower sedation | Potent anti-inflammatory & relaxant effect | Strong spasticity relief, especially in neurological conditions |
| Common Side Effects | Dizziness, GI upset, mild drowsiness | Drowsiness, GI disturbance, potential liver effects | Significant sedation, dry mouth, dizziness, hypotension |
| Best Suited For | Musculoskeletal pain with stiffness (neck, shoulder, back) | Inflammatory muscle conditions, acute back pain | Muscle spasticity in MS, spinal cord injuries |
| Sedation Profile | Generally lower | Moderate to High | High |
Frequently Asked Questions About Myonal 50mg
Answering Your Queries on Usage and Safety
Can I take Myonal for a regular headache?
Myonal is specifically intended for tension-type headaches that originate from muscle stiffness in the neck and shoulders. It is not a general-purpose headache pill for migraines or sinus headaches. A doctor’s diagnosis is essential for correct use.
How long does it take for Myonal to start working?
Many patients begin to feel a reduction in muscle stiffness and discomfort within a few hours to a couple of days of starting treatment. The full therapeutic effect for chronic conditions may take a week or more of consistent use as prescribed.
Is it safe to drive while taking Eperisone?
Myonal can cause dizziness or drowsiness in some individuals, especially when starting treatment. It is advisable to avoid driving or operating heavy machinery until you are certain how the medication affects you. If you experience any sedative effects, refrain from these activities.
Can I drink alcohol while on this medication?
No. Alcohol is a central nervous system depressant and can significantly amplify the drowsiness and dizziness caused by Myonal. This combination increases the risk of accidents and can also worsen dizziness due to low blood pressure.
What should I do if I miss a dose?
If you miss a dose, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not take a double dose to make up for a missed one.
Is Myonal addictive?
Current clinical evidence and pharmacological profile suggest that Eperisone Hydrochloride (Myonal) does not possess addictive potential or abuse liability. It is not a controlled substance. However, it should only be used under medical supervision.
Can this medicine be used for period cramps (dysmenorrhea)?
While not its primary indication, Myonal’s muscle relaxant properties can sometimes be prescribed off-label for severe menstrual cramps caused by uterine muscle spasms. This must only be done under the direct guidance of a gynecologist.






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