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Decontractyl 500mg is used in the treatment of pain caused by muscle spasms encountered in the condition of neck curvature, back pain, low back pain, spinal degeneration or spinal posture disorders. Decontractyl acts on the central nervous system, spinal cord and peripheral nervous system, has a relaxing effect on muscles.1. What is Decontractyl 500mg?
What is Decontractyl 500mg? Decontractyl 500mg drug has the main active ingredient is Mephenesin, the drug is prepared in the form of tablets with a content of 500mg. Mephenesin is a muscle relaxant with effects on the central nervous system, spinal cord and peripheral nervous system. Mephenesin acts directly on skeletal and smooth muscle fibers. Mephenesin causes muscle relaxation, mild sedation by the mechanism of neuromuscular blockade with systemic effects and at the site of drug exposure.Effects on spinal nerve reflex arc: Mephenesin inhibits overactive nerve reflexes, relaxes muscles. Besides, Mephenesin acts directly on skeletal muscle to reduce muscle excitability.
Mephenesin is rapidly absorbed from the gastrointestinal tract, then distributed in most tissues in the body. The drug reaches high blood concentrations in less than 1 hour. Mephenesin is metabolized mainly in the liver, with a half-life of about 45 minutes. The drug is excreted in the urine mainly as metabolites and partly in unchanged form.
2. Uses of Decontractyl 500mg
2.1. Indications Decontractyl 500mg is effective in supporting the treatment of muscle pain in:
Back pain, low back pain. Muscle spasticity in degenerative spondylolisthesis, spinal postural disorders, torticollis. 2.2.Contraindications Decontractyl should not be used in the following cases:
Allergy or hypersensitivity to Mephenesin or any of its ingredients. Children under 18. Patient has porphyria.
3. How to take Decontractyl 500mg
Decontractyl is taken orally, whole tablet with water.
3.1.Dosage Adults and children over 15 years old: dose 1-2 tablets/time x 3 times/day.
3.2.Decontractyl drug overdose and management Symptoms may appear when Decontractyl drug overdose such as decreased muscle tone, hypotension, somnolence, visual disturbances, loss of coordination, hallucinations, vomiting, respiratory paralysis and, in more severe cases, coma. Children can cause seizures and older adults can cause strong emotions or confusion.
When symptoms of Decontractyl overdose are suspected, the patient should stop using the drug and go to a medical facility for timely treatment. Closely monitor pulse, blood pressure and respiration.
In case the patient is awake, the drug can be removed by inducing vomiting or gastric lavage. Besides, supporting symptomatic treatment, ensuring ventilation and perfusion; Symptomatic treatment of CNS depression with appropriate drugs. Patients may be transferred to a medical facility qualified for emergency resuscitation.
If the patient loses consciousness, perform CPR and transfer the patient to a specialized facility.
3.3.Treatment of missed dose If you forget to take a dose of Decontractyl, take it as soon as possible. However, if it is almost time for your next Decontractyl dose, skip the missed dose and take your next dose at the scheduled time. Do not take double the prescribed dose of Decontractyl.
4. Undesirable effects when taking Decontractyl
Using Decontractyl 500mg may cause some unwanted effects such as convulsions, tremors, sweating, nausea, abdominal cramps. This symptom is common in patients who have to take Decontractyl for a long time.
Common: muscle weakness, ataxia, fatigue, lethargy, drowsiness, shortness of breath. Uncommon: arthralgia, generalized pain, restlessness, rash, nausea, diarrhea, constipation. Some patients may experience loss of appetite, nausea, hallucinations of agitation. Rare: somnolence, rash; Allergic reactions and anaphylaxis rarely occur. Inform your doctor about unwanted effects when using Decontractyl 500mg.
If any unwanted side effects appear during the use of Decontractyl 500mg, the patient should stop using the drug and notify the doctor.
Most of these side effects happen quickly and are less severe. Treatment is mainly dose reduction or drug discontinuation, besides symptomatic treatment and strengthening support to restore health.
5. Some notes when using Decontractyl 500mg
Be careful when using Decontractyl 500 in the following subjects:
Patients with a history of allergies, allergic reactions to drugs, especially allergies to Aspirin. People with respiratory diseases, bronchial asthma. Muscle weakness. History of drug addiction. Impaired liver and kidney function. Concomitant use of CNS depressants Decontractyl with alcohol may increase undesirable effects.
Ability to drive and use machines: Decontractyl may cause drowsiness and impair coordination of movements. Do not drive or use machinery while taking Decontractyl.
Pregnant women: There are currently no studies to accurately evaluate the potential for malformations to the fetus when taking Mephenesin during pregnancy. Therefore, Decontractyl should not be used by pregnant women.
Lactating women: Do not use Decontractyl for women who are breastfeeding.
6. Drug interactions
Alcohol or other nervous system depressants may increase the central nervous system effects of Mephenesin. Morphine: Do not use concomitantly with Mephenesin in elderly patients because of the increased respiratory depression effect of Morphine. Decontractyl 500mg is used in the treatment of pain caused by muscle spasms encountered in the condition of neck curvature, back pain, low back pain, spondylolisthesis or spinal posture disorders. To ensure effective treatment and avoid unwanted side effects, patients need to strictly follow the instructions of the doctor, professional pharmacist.
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