Here is the complete information about the Oral Poliomyelitis Vaccine (OPV):
🧾 Oral Poliomyelitis Vaccine (OPV) – Full Overview
📘 Description
The Oral Polio Vaccine (OPV) is a live attenuated viral vaccine administered by mouth to prevent poliomyelitis (polio). It is one of the most widely used vaccines in the global fight against polio.
💊 Prescription
- Prescription: May not require a formal prescription but is administered under a public health program or healthcare provider supervision.
- Dosage:
- Usually given in multiple doses (birth, 6, 10, 14 weeks, and booster doses)
- Route: Oral drops
🩺 Uses
- Prevents poliovirus infection, which can cause paralysis or death
- Interrupts transmission of wild poliovirus
- Used in mass immunization campaigns and routine childhood schedules
🔬 Nature
- Type: Live attenuated virus (weakened)
- Form: Liquid oral drops
- Virus Types Covered: Poliovirus types 1 and 3 (type 2 was removed in newer versions)
🌟 Advantages
- Easy to administer (oral drops – no injection)
- Induces both systemic and intestinal immunity
- Low cost, ideal for mass immunization
- Interrupts community transmission
- Used successfully in the Global Polio Eradication Initiative
⚠️ Precautions
- Do Not Use If:
- The child is immunocompromised or has HIV/AIDS
- Receiving immunosuppressive therapy
- Avoid Contact with recently vaccinated children in some cases if household members are immunocompromised
- Mild side effects: Nausea, vomiting, or mild diarrhea may occur rarely
📦 Packing
- Form: Liquid in dropper vial
- Presentation: Multi-dose vials (commonly 10 or 20 doses per vial)
- Administered Using: Dropper or syringe without needle
❄️ Storage
- Temperature: 2°C to 8°C (refrigerated)
- Frozen storage may be used for long-term preservation
- Protect from heat and light
- Cold Chain Required during transportation and storage