Denagard 12.5% w/v Concentrate for Oral Solution
Active ingredient: Tiamulin Hydrogen Fumarate
Form
Liquid
Species
Manufacturer
Elanco Europe Ltd
VMD MA No.
00879/5066
What it's used for
Pigs: For the treatment, prevention and control of swine dysentery caused by hyodysenteriae and complicated by Fusobacterium and Bacteroides spp. Chickens:...
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Paying less for Tiamulin Hydrogen Fumarate
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Ask your vet for a written prescription
They must provide one on request. Under the CMA Order the fee is capped at £21 from 2027.
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The CMA found online pharmacies 50–60% cheaper than practice dispensing on common medicines — typically £200–£300 a year.
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Prescription required
Your vet must provide a written prescription on request. You can then purchase from any licensed online retailer.
Denagard 12.5% w/v Concentrate for Oral Solution — SPC Details
Source: VMD Summary of Product Characteristics (SPC). Last updated 26 Mar 2026.
For the treatment, prevention and control of swine dysentery caused by
hyodysenteriae and complicated by Fusobacterium and Bacteroides spp.
Chickens:
For the reduction in the severity of disease caused by mycoplasmas.
Turkeys:
For the reduction in the severity of disease caused by mycoplasmas.
The dosage is 8.8 mg of the active substance per kg bodyweight daily, (equivalent to
10 ml solution per 142 kg bodyweight) administered in the drinking water of pigs for
3 to 5 days, depending on the severity of the infection and/or the duration of the
disease.
The contents of each 250 ml bottle will treat 46 pigs of 25 kg bodyweight for 3 days
or 28 pigs of 25 kg bodyweight for 5 days.
The contents of each 1 litre bottle will treat 188 pigs of 25 kg bodyweight for 3 days
or 114 pigs of 25 kg bodyweight for 5 days.
To ensure an intake of 8.8 mg/kg daily, the product may be administered in one of
two ways:
i) Administer in approximately one half of the daily water requirements, to
ensure consumption of the correct dose. Unmedicated water should be
provided each day after the medicated water has been consumed. The
dosage rate, calculated on a liveweight basis, is equivalent to 10 ml
solution per 142 kg bodyweight.
ii) Administer continuously at a level of 60 ppm of active substance in the
drinking water, as the only source of drinking water. The daily requirement
should be added to the drinking water at the rate of 9.6 ml Solution per 20
litres (4.5 gallons) of water.
Where a water medicator is used the appropriate stock solution should always be
made up according to the maker's instructions.
If there is no response to treatment within 5 days, the diagnosis should be re-
established.
Chickens:
The dosage for chickens is 25 mg of active substance per kg bodyweight (equivalent
to 100 ml solution per 500 kg bodyweight). Tiamulin should be administered at
0.025% in drinking water (2 ml product per litre of water) for 3 – 5 days and will
provide approximately the following daily dosage of tiamulin depending on the age of
the bird.
Day old chick: 125 – 150 mg/kg bodyweight
4 week old broiler: 30 – 50 mg/kg bodyweight
10 week old pullet: 30 – 45 mg/kg bodyweight
Layer: 25 mg/kg bodyweight
Revised: December 2025
MA split from NI Expiry following AN: 02098/2025
Turkeys:
The dosage for turkeys is 25 mg of active substance per kg bodyweight
to 100 ml solution per 500 kg bodyweight). Tiamulin should be administered at
0.025% in drinking water (2 ml product per litre of water) for 5 days and will provide
approximately the following daily dosage of tiamulin depending on the age of the bird.
1 week old poult: 70 mg/kg bodyweight
4 week old poult: 50 mg/kg bodyweight
8 week old poult: 20 – 30 mg/kg bodyweight
20 week old poult: 25 mg/kg bodyweight
Monitor water intake at frequent intervals during medication.
Fresh solutions of tiamulin-medicated drinking water should be made up each day.
salinomycin, during or for at least seven days before or after treatment. Severe
growth depression or death may result.
Revised: December 2025
MA split from NI Expiry following AN: 02098/2025
the use of tiamulin hydrogen fumarate.
Water intake may be depressed during the administration of tiamulin to birds. It
appears to be concentration dependant with 0.025% tiamulin reducing intake by
approximately 15%. It does not appear to have any adverse effect on overall
performance of the birds or efficacy of the product.
monensin, narasin and salinomycin, the feed mill supplying the feed should be
notified that tiamulin will be used and that these products should not be included in
the feed or contaminate the feed.
The feed should be tested for the ionophores prior to use if there is any suspicion
that contamination of the feed might occur. If an interaction does occur, stop tiamulin
water medication immediately and replace with fresh water. Remove contaminated
feed as soon as possible and replace with feed not containing the tiamulin-
incompatible ionophores.
i) Special precautions for use in animals
Not applicable.
ii) Special precautions for the person administering the veterinary medicinal
product to animals
When mixing, direct contact with the skin and eyes should be avoided by
wearing impermeable rubber gloves and safety glasses.
In case of accidental eye contact, irrigate the eyes thoroughly with clean
running water immediately. Seek medical advice if irritation persists.
Contaminated clothing should be removed and any splashes on to the skin
should be washed off immediately.
Wash hands after use.
iii) Other precautions
None.
salinomycin during or for at least seven days before or after treatment. Severe growth
depression or death may result. Concomitant use of tiamulin and the ionophore
anticoccidial maduramicin may lead to a mild to moderate growth depression in
chickens. The situation is transient and recovery normally occurs within 3-5 days
following withdrawal of tiamulin treatment. This does not seem to occur with the
ionophores lasalocid or semduramicin.
Fresh medicated water must be prepared every 24 hours.
Revised: December 2025
MA split from NI Expiry following AN: 02098/2025
Antimicrobial preservatives
Methyl parahydroxybenzoate 0.9 mg/ml 0.09% w/v
Propyl parahydroxybenzoate 0.1 mg/ml 0.01% w/v
For full list of excipients see section
This information is sourced from the official Summary of Product Characteristics (SPC) published by the Veterinary Medicines Directorate (VMD). It is provided for informational purposes only and does not replace professional veterinary advice. Always consult your vet before administering any medication.
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Other Products Containing Tiamulin Hydrogen Fumarate
These products share the same active ingredient and may be suitable alternatives. Always consult your vet.
Denagard 10% w/w Premix for Medicated Feeding Stuff for Pigs, Chickens, Turkeys and Rabbits
POM-VElanco Europe Ltd
Denagard 200 mg/ml Solution for Injection
POM-VElanco GmbH
Denagard 200 mg/ml Solution for Injection
POM-VElanco GmbH
Tialin 125 mg/ml Solution for Use in Drinking Water for Pigs, Chickens and Turkeys
POM-VDechra Regulatory B.V.
Tialin 125 mg/ml Solution for Use in Drinking Water for Pigs, Chickens and Turkeys
POM-VDechra Regulatory B.V.
Tiamvet Solution 12.5% w/v Oral Solution for use in Drinking Water
POM-VCeva Sante Animale
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