Nerkein Injection 0.50% contains Bupivacaine Hydrochloride, a long-acting amide-type local anesthetic widely used for regional anesthesia and pain management. It is formulated as a sterile solution for injection and provides prolonged sensory nerve blockade with relatively less motor blockade when used appropriately. Due to its extended duration of action, Nerkein Injection is particularly suitable for surgical procedures and post-operative pain control.

Bupivacaine works by blocking voltage-gated sodium channels in nerve membranes, thereby preventing the initiation and conduction of nerve impulses. This action results in reversible loss of sensation in the targeted area, allowing pain-free surgical and diagnostic procedures.

রেজিস্টার্ড চিকিৎসকের পরামর্শ অনুযায়ী ঔষধ সেবন করুন

Indications

Nerkein Injection 0.50% is indicated for the production of local or regional anesthesia, including:

• Spinal anesthesia

• Epidural anesthesia

• Peripheral nerve block

• Caudal block

• Infiltration anesthesia for surgical procedures

• Post-operative and obstetric pain management

Dosage and Administration

Nerkein Injection is administered by injection under the supervision of trained medical professionals experienced in regional anesthesia techniques.

• The dose varies depending on the type of anesthesia, area to be anesthetized, patient age, and physical condition

• Injection should be performed slowly with frequent aspiration to avoid intravascular administration

• Continuous monitoring of cardiovascular and respiratory function is essential during administration

Use of the lowest effective dose is recommended to minimize the risk of systemic toxicity.

রেজিস্টার্ড চিকিৎসকের পরামর্শ অনুযায়ী ঔষধ সেবন করুন

Pharmacological Properties

Bupivacaine has a slow onset and long duration of action, providing extended analgesia compared to other local anesthetics. It produces a strong sensory block, making it ideal for procedures requiring prolonged pain relief. The drug is extensively metabolized in the liver and excreted via the kidneys.

Clinical Benefits

• Long-lasting local and regional anesthesia

• Effective pain control during and after surgery

• Reduced need for frequent re-dosing

• Suitable for a wide range of anesthetic techniques

Precautions and Warnings

• For use only by trained healthcare professionals

• Accidental intravascular injection may cause serious cardiovascular or central nervous system toxicity

• Use with caution in patients with cardiac disease, hepatic impairment, or compromised circulation

• Not recommended for intravenous regional anesthesia (Bier block)

• Resuscitation equipment should be immediately available during administration

Adverse Effects

Adverse reactions are usually related to high plasma levels or improper administration and may include:

• Hypotension and bradycardia

• Dizziness, tinnitus, or metallic taste

• Central nervous system excitation or depression

• Rare cases of severe cardiac arrhythmias

Immediate medical intervention is required if signs of toxicity occur.

Storage

• Store below 30°C

• Protect from light

• Do not freeze

• Keep out of reach of children

Presentation

Nerkein Injection 0.50% is supplied as a sterile solution in ampoules or vials, ensuring accurate dosing, stability, and safety for clinical use.