Napa Rapid (Actizorb®) provides fast-acting relief for:
✅ Acute Pain:

• Headaches, migraines, dental/ear/body aches

• Post-operative, postpartum, and vaccination pain

• Dysmenorrhea, colic, back/joint pain

✅ Fever & Infection Symptoms:

• Influenza and common cold

• Rheumatic/osteoarthritic stiffness

• Post-surgical pyrexia

Key Innovation: Actizorb® Technology

Mechanism of Action

Paracetamol exerts central effects through:

1. COX-3 Inhibition: Blocks prostaglandin synthesis in CNS → ↑ pain threshold

2. Hypothalamic Modulation: Reduces fever via peripheral vasodilation

3. Minimal Peripheral Action: No GI ulcer risk (unlike NSAIDs)

Dosage Guide

By Formulation

Critical Limits:

• Never exceed 4000 mg/day (adults) or 75 mg/kg/day (children)

• Minimum 4-hour intervals between doses

Contraindications & Safety Alerts

❌ Absolute Contraindications:

• Known paracetamol hypersensitivity

• Severe hepatic impairment (Child-Pugh C)

⚠️ High-Risk Populations:

• Chronic alcoholics (max 2000 mg/day)

• Severe renal impairment (CrCl <30 mL/min → extend dosing to 8h)

• Malnourished patients/cachexia

Adverse Effects

Common: Asymptomatic transaminase elevation (mild)
Serious (Rare):

• Hepatotoxicity (jaundice, coagulopathy)

• Agranulocytosis, Stevens-Johnson syndrome

• Acute tubular necrosis (loin pain + hematuria)

Critical Interactions

Overdose Management Protocol

Stage 1 (0-24h): Nausea, vomiting, sweating
Stage 2 (24-72h): RUQ pain, ↑ ALT/AST
Emergency Response:

1. <1h post-ingestion: Activated charcoal (1g/kg)

2. Acetylcysteine:

   • IV: 150 mg/kg over 15 min → 50 mg/kg over 4h → 100 mg/kg over 16h

   • Oral: 140 mg/kg load → 70 mg/kg 4-hourly (17 doses)

3. Monitor: LFTs, INR, creatinine q6h

Special Populations

• Pregnancy (Category A): Safest analgesic for all trimesters

• Breastfeeding: <0.2% milk transfer → compatible

• Geriatrics: Reduce dose by 25% if frail/hypovolemic

• Pediatrics: Use weight-based dosing (not age-based)

Patient Safety Advisory

✔️ Must Do:

• Use only for ≤3 days without medical review

• Check ALL medication labels for hidden paracetamol

⚠️ Stop & Seek Help Immediately If:

• No relief after 3 doses

• Fever >72 hours

• Dark urine/clay stools

• Skin rash/mucosal lesions

Storage & Handling

• Store below 25°C in original packaging

• Protect from humidity

• Child-resistant containers essential

Registered চিকিৎসকের পরামর্শ মোতাবেক ঔষধ সেবন করুন
Not for chronic inflammation - consult for NSAID alternatives