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Dergall 50ml
Dergall 50ml - Effective Mite Control for Chickens
Dergall 50ml is a concentrated mite treatment designed for the effective control of red mites, northern fowl mites and scaly leg mites in chickens. The product must be diluted before use and should be applied initially, then repeated after 5-7 days to help destroy newly hatched mites.
Dergall works by mechanically immobilising mites, with a visible reduction in mite populations within 72 hours of the initial application.
Why Choose Dergall?
Mite infestations can have a significant impact on chicken health and welfare. Dergall provides an effective solution for controlling some of the most common external parasites affecting backyard poultry.
Red mites are nocturnal parasites that emerge at night to feed on chickens. Because they are rarely seen during daylight hours, infestations can often go unnoticed until symptoms begin to appear. Untreated infestations may contribute to stress, reduced egg production and anaemia caused by blood loss.
Key Benefits
- Effective against red mites in chickens
- Controls northern fowl mites
- Mechanically immobilises mites
- Visible reduction in mite populations within 72 hours
- Suitable for use as part of a mite control programme
- Can be sprayed directly onto a bird's legs
- Concentrated formula for dilution before use
- Repeat treatment after 5-7 days to target newly hatched mites
Effective Against Red Mites
Red mites feed by sucking the blood of chickens and are most active at night. Heavy infestations can affect flock wellbeing and may contribute to:
- Reduced egg production
- Stress
- Anaemia through excessive blood loss
Regular monitoring and prompt treatment can help reduce the impact of red mites on your flock.
Also Controls Northern Fowl Mites & Scaly Leg Mites
Dergall is also suitable for controlling northern fowl mites and scaly leg mites.
These parasites can cause severe irritation and depression in chickens. Dergall has the added advantage of being safe to spray directly onto the bird's legs when treating scaly leg mite infestations.
How Dergall Works
Dergall works by mechanically immobilising mites. Following application, mite populations are visibly reduced within 72 hours.
Where mite populations are high, treatment should be repeated after 5-7 days to help destroy newly hatched mites and support ongoing control.
Directions for Use
Dergall is supplied as a concentrated product and must be diluted before use.
Detailed instructions are included inside the pack. For additional guidance, please refer to the information sheet available above.
Product Information
- Size: 50ml
- Concentrated mite treatment
- Effective against red mites, northern fowl mites and scaly leg mites
- Visible reduction in mite populations within 72 hours
- Can be sprayed directly onto birds' legs
- Detailed instructions included inside the pack
Need More Advice?
For further information on identifying and controlling mites in chickens, visit our Advice Hub for practical guidance on keeping your flock healthy and comfortable.



