What is Mexiletine Hydrochloride Tablets also called?
Mexiletine hydrochloride tablets are a drug commonly used to treat arrhythmias, especially in the clinical treatment of ventricular arrhythmias. This article will introduce in detail the aliases, pharmacological effects, indications, usage and dosage of mexiletine hydrochloride tablets, and precautions, and present relevant information in the form of structured data.
1. Alias of mexiletine hydrochloride tablets

Mexiletine hydrochloride tablets may have different names in different regions or drug markets. The following are its common aliases:
| Alias | Remarks |
|---|---|
| Mexiletin | abbreviation |
| Mexiletine Hydrochloride | English name |
| pulse rhythm | One of the product names |
2. Pharmacological effects
Mexiletine hydrochloride tablets belong to Class Ib antiarrhythmic drugs. They mainly reduce the occurrence of arrhythmias by inhibiting the influx of sodium ions, reducing the automaticity of myocardial cells and prolonging the effective refractory period.
| Mechanism of action | Effect |
|---|---|
| Inhibit sodium channels | Reduce myocardial excitability |
| shorten action potential duration | Reduce reentrant arrhythmias |
3. Indications
Mexiletine hydrochloride tablets are mainly used in the following situations:
| Indications | Description |
|---|---|
| ventricular arrhythmias | Such as premature ventricular contractions, ventricular tachycardia |
| chronic arrhythmia | Need to be used under the guidance of a doctor |
4. Usage and dosage
The usage and dosage of Mexiletine Hydrochloride Tablets need to be adjusted according to the specific conditions of the patient. The following are general recommendations:
| Usage | Dosage |
|---|---|
| Oral | The initial dose is usually 150-200mg every 8 hours |
| maintenance dose | Adjust to 100-150mg according to efficacy and tolerability, 2-3 times daily |
5. Things to note
Please pay attention to the following when using mexiletine hydrochloride tablets:
| Things to note | Detailed description |
|---|---|
| Contraindications | Contraindicated in patients with severe heart failure and cardiogenic shock |
| adverse reactions | Dizziness, nausea, vomiting, etc. may occur |
| drug interactions | May interact with beta-blockers, digoxin and other drugs |
6. Summary
Mexiletine Hydrochloride Tablets are an effective antiarrhythmic drug, and its aliases include Mexiletine Hydrochloride Tablets, Mexiletine Hydrochloride, etc. It works by inhibiting the influx of sodium ions and is primarily used to treat ventricular arrhythmias. Patients should strictly follow medical instructions when using it and pay attention to possible contraindications and adverse reactions.
This article clearly presents relevant information about mexiletine hydrochloride tablets in the form of structured data, hoping to provide readers with valuable reference.
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