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Gel

Leecaine 20 mg/gm Gel

Generic: Lidocaine Hydrochloride

Manufacturer: G. A. Company Ltd.

Therapeutic class: Local anesthetic; class Ib antiarrhythmic

What is Leecaine used for?

Leecaine 20 mg/gm gel by G. A. Company Ltd. is a medicine containing Lidocaine Hydrochloride. In Bangladesh, it is mainly used to numb a local area before minor medical, dental, or surgical procedures, and some topical forms are used for sh…

What is Leecaine?

Leecaine 20 mg/gm gel by G. A. Company Ltd. is a medicine containing Lidocaine Hydrochloride. In Bangladesh, it is mainly used to numb a local area before minor medical, dental, or surgical procedures, and some topical forms are used for short-term relief of pain or irritation of skin or mucous membranes.

Lidocaine Hydrochloride works by blocking nerve signals, so pain sensation is reduced in the treated area; when given by injection it may also affect heart electrical activity. A key caution is that excessive dose, accidental swallowing of large amounts, or injection into a blood vessel can cause serious toxicity, so it should be used only as directed.

Indications

  • Local or regional anesthesia for medical, dental, or surgical procedures.
  • Topical anesthesia of skin or mucous membranes before procedures or for short-term relief of localized pain, burning, or irritation where appropriate.
  • Urethral anesthesia and lubrication during catheterization or urological procedures, depending on the product form.
  • Intravenous treatment of certain serious ventricular arrhythmias in monitored hospital settings, depending on the injectable product and clinical indication.

Dosage & Administration

Dose and method of use depend on the dosage form, strength, site of application or injection, patient age, body weight, medical condition, and whether adrenaline/epinephrine is included. Topical preparations should be applied only to the area and frequency advised, using the smallest effective amount. Injectable lidocaine must be administered by trained healthcare professionals, with monitoring when needed. Do not exceed the prescribed amount or repeat doses without medical advice.

Side Effects

  • Temporary burning, stinging, redness, swelling, numbness, or irritation at the application or injection site.
  • Dizziness, drowsiness, blurred vision, ringing in the ears, metallic taste, nausea, or tremor may occur if significant amounts are absorbed.
  • Serious toxicity can include confusion, seizures, slow or irregular heartbeat, low blood pressure, breathing difficulty, collapse, or cardiac arrest.
  • Allergic reactions are uncommon but may include rash, itching, swelling, severe dizziness, or breathing difficulty.

Precautions & Warnings

Use extra care in people with heart rhythm problems, severe heart failure, liver disease, kidney impairment, epilepsy, low blood pressure, shock, inflamed or broken skin, large treatment areas, or when used in children or older adults. Avoid contact with eyes unless the product is specifically intended for ophthalmic use. Do not eat or drink until mouth or throat numbness has worn off, as choking or biting injury may occur. Use Lidocaine Hydrochloride under the guidance of a registered doctor or pharmacist.

Drug Interactions

  • Other local anesthetics or medicines structurally related to lidocaine may increase the risk of additive toxicity.
  • Antiarrhythmic medicines such as mexiletine, amiodarone, or beta-blockers may increase cardiac effects or toxicity risk.
  • Medicines that affect liver enzymes, such as cimetidine or some antivirals, may increase lidocaine levels in some patients.
  • Drugs that cause drowsiness or lower blood pressure may add to dizziness or cardiovascular effects.
  • Food and drink should be avoided while the mouth or throat is numb because of aspiration and injury risk.

Contraindications

  • Known hypersensitivity to lidocaine, other amide-type local anesthetics, or any ingredient of the product.
  • Use of injectable lidocaine for arrhythmia in patients with severe heart block or certain severe conduction disorders unless appropriate pacing or specialist monitoring is available.
  • Application to infected, severely damaged, or extensively broken skin unless specifically directed by a healthcare professional.
  • Use in the eye, ear, or other special sites unless the formulation is specifically approved for that route.

Pregnancy & Lactation

Lidocaine has been widely used during pregnancy and breastfeeding when clinically needed, but the dose, route, and treatment area should be chosen carefully by a healthcare professional. Small amounts may pass into breast milk; clinically significant effects are unlikely with appropriate use, but breastfeeding mothers should seek medical advice before repeated, high-dose, or large-area use.

Storage Conditions

Store at room temperature away from excessive heat, direct sunlight, and moisture. Keep the container tightly closed and out of reach of children. Do not freeze unless the label allows it, and do not use after the expiry date or if the product looks discolored, contaminated, or damaged.

Frequently Asked Questions

What is Leecaine used for?

Leecaine is used to numb a specific area before minor medical, dental, or surgical procedures. Some topical forms may also be used for short-term relief of localized pain or irritation, as directed by a healthcare professional.

Can I apply more Leecaine if the area is still painful?

Do not use more than the prescribed or recommended amount. Too much lidocaine can be absorbed into the body and may cause serious toxicity. Ask your doctor or pharmacist if pain continues.

Why should I avoid eating after using Leecaine in the mouth or throat?

If the mouth or throat is numb, you may choke, aspirate food or drink, or bite your tongue or cheek without noticing. Wait until the numbness has worn off before eating or drinking.

When should I seek urgent help after using Leecaine?

Seek urgent medical help if you develop seizures, severe dizziness, confusion, breathing difficulty, fainting, very slow or irregular heartbeat, severe allergic reaction, or collapse after using lidocaine.

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