Newcastle Disease in Ugandan Poultry: Prevention and Control

Newcastle Disease in Ugandan Poultry: Prevention and Control

Newcastle Disease (ND) is the number one killer of poultry in Uganda. Every year, small-scale farmers in Wakiso, Luweero, Mpigi, Kampala, and Masaka and other parts of the world lose entire flocks to this highly contagious viral infection. The good news? It is 100% preventable with the right vaccination schedule and biosecurity practices.

What is Newcastle Disease?

Newcastle Disease is caused by a paramyxovirus that spreads through direct contact, contaminated feed, water, equipment, and even the shoes of visitors. It affects chickens of all ages but is most deadly in young birds.

Mortality rate in unvaccinated flocks: 80–100%
Mortality rate in vaccinated flocks: Less than 5%

Symptoms to Watch For

Early detection saves flocks. Look for these signs:

• Sudden death with no prior symptoms (especially in chicks)
• Twisted necks (torticollis) — birds cannot hold their heads straight
• Greenish diarrhea
• Swelling around the eyes and neck
• Difficulty breathing with gasping sounds
• Drooping wings and paralysis
• Drop in egg production (in layers)

Important: If you see twisted necks in multiple birds, assume ND and act immediately.

Vaccination Schedule for Uganda

The most effective ND vaccine in Uganda is the LaSota strain (live, attenuated). Here is the proven schedule used by successful farmers:

Age	Vaccine Type	Method	Notes
Day 1–3	Hitchner B1 (optional for high-risk areas)	Eye drop	Only if ND is active in your area
Day 7–10	LaSota (first dose)	Eye drop or drinking water	Most critical dose
Day 21–28	LaSota (booster)	Drinking water	Ensure no chlorine in water 24 hours before
Week 8–10	LaSota (third dose)	Drinking water or spray	For long-term protection
Every 3–4 months	LaSota (repeat)	Drinking water	Continuous protection for layers and breeders

Where to Buy Vaccines in Uganda

• NAADS (National Agricultural Advisory Services) — subsidized or free for registered farmers
• Local veterinary shops in Kampala, Mukono, and Jinja
• Unga Feeds and other large suppliers — often stock vaccines
• Uganda Veterinary Association — can direct you to certified suppliers

Price: LaSota vaccine costs approximately 5,000–10,000 UGX per 1,000 doses — incredibly cheap insurance for your flock.

Biosecurity Measures That Actually Work

Vaccination alone is not enough. You must block the virus from entering your farm:

1. Quarantine new birds: Keep newly purchased chicks separate for 14 days before introducing them to your main flock.
2. Footbaths at every entrance: Fill with disinfectant (Virkon-S or JIK bleach solution). Change daily.
3. No visitors near the chicken house: If visitors must enter, provide plastic boots or require them to step in the footbath.
4. Clean and disinfect equipment: Feeders, drinkers, and cages should be washed with soap, rinsed, and sprayed with disinfectant weekly.
5. Rodent and wild bird control: Rats and wild birds carry ND. Use traps and seal the chicken house with wire mesh.
6. All-in, all-out system: Raise one batch of birds, sell them all, clean the house thoroughly, then bring in new chicks. Do not mix ages.

What to Do If ND Hits Your Farm

If you confirm or strongly suspect Newcastle Disease:

1. Isolate sick birds immediately.
2. Call a veterinarian — do not self-diagnose if you are unsure.
3. Cull severely affected birds humanely — they will not recover and are spreading the virus.
4. Stop all egg and bird sales until the outbreak is controlled.
5. Disinfect everything: Burn or deeply bury dead birds. Do not feed them to dogs.
6. Vaccinate surviving birds immediately with LaSota.
7. Wait 21 days before introducing new chicks to the cleaned house.

Cost of Prevention vs. Cost of Outbreak

Prevention Method	Cost (UGX)	Outbreak Cost (UGX)
Vaccines for 500 birds (full schedule)	15,000–25,000	Loss of 500 birds at 8,000 each = 4,000,000
Footbath disinfectant (monthly)	10,000	Feed wasted on sick birds = 500,000+
Wire mesh for wild bird proofing	50,000–80,000	Market ban and reputation damage = Priceless

Conclusion

Newcastle Disease is a nightmare for Ugandan poultry farmers — but it is a nightmare you can avoid. Vaccinate on schedule, enforce strict biosecurity, and act fast if symptoms appear. The cost of prevention is tiny compared to the cost of losing your entire flock.

For more biosecurity tips, read our guide on Poultry Bio-Security: The "Wall of Defense".