Johnson’s Wormer Plus 150/144/50 mg Tablets for Dogs & Puppies
Active ingredients: Febantel, Praziquantel, Pyrantel Embonate
Form
Tablet
Species
Manufacturer
Vetoquinol UK Limited
VMD MA No.
08007/5037
What it's used for
Ascarids: late immature forms). Hookworms: (adults) Whipworms:(adults) Tapeworms: (adult and immature forms)
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Johnson’s Wormer Plus 150/144/50 mg Tablets for Dogs & Puppies — SPC Details
Source: VMD Summary of Product Characteristics (SPC). Last updated 27 Mar 2026.
late immature forms).
Hookworms:
(adults)
Whipworms:(adults)
Tapeworms:
(adult and immature forms)
pyrantel and 5 mg/kg praziquantel. This is equivalent to 1 tablet per 10 kg
bodyweight.
To ensure administration of the correct dose, body weight should be determined as
accurately as possible.
It is important to follow the treatment recommendations as presented here. Do not
deviate from the recommendations without the advice of your veterinary surgeon
or suitably qualified professional.
Puppies and Small Dogs:
3-5 kg bodyweight = ½ tablet
Over 5-10 kg bodyweight 1 tablet
Medium Dogs:
Over 10-15 kg bodyweight = 1 ½ tablets
Over 15-20 kg bodyweight = 2 tablets
Over 20-25 kg bodyweight = 2 ½ tablets
Over 25-30 kg bodyweight = 3 tablets
Large Dogs:
Over 30-35 kg bodyweight = 3 ½ tablets
Over 35-40 kg bodyweight = 4 tablets
Puppies should be treated at 2 weeks of age and every 2 weeks until 12 weeks
of age. Thereafter, the need for and frequency of re-treatment(s) should be based on
professional advice (from a veterinarian or suitably qualified professional) and should take
into account the local epidemiological situation and the animal’s lifestyle. It is advisable
to treat the bitch at the same time as the puppies. Not for use in dogs weighing
less than 3 kg.
For the control of
birth and every two weeks until weaning.
In case of suspected heavy roundworm infestation, please contact your veterinary
surgeon for diagnosis and treatment recommendation.
excipients.
Do not use simultaneously with piperazine compounds as piperazine may
block the action of pyrantel embonate contained in this veterinary medicinal
product. Other worming products may contain piperazine.
Do not use simultaneously with other deworming products without veterinary
advice.
Not for use in dogs weighing less than 3 kg.
animals treated, including isolated
reports):
Digestive tract disorders (e.g.,
vomiting and diarrhoea)
, Anorexia,
Lethargy, Hyperactivity.
Mild and transient.
Reporting adverse events is important. It allows continuous safety monitoring of a
veterinary medicinal product. Reports should be sent, preferably via a
veterinarian, to either the marketing authorisation holder or its local
representative or the national competent authority via the national reporting
system. See the package leaflet for respective contact details.
lice), birds, small rodents, rabbits or raw offal from affected sheep, goats and
cattle.
Dogs will continue to be re-infected unless the route of infection is
controlled e.g. treating a flea infestation or preventing a dog from scavenging
or hunting.
Fleas serve as intermediate hosts for one common type of tapeworm - Dipylidium
caninum. Tapeworm infestation is certain to re-occur unless control of
intermediate hosts such as fleas, mice etc. is undertaken.
Echinococcus multilocularis
common in parts of Europe.
It can also infect humans potentially causing
severe liver disease which can be fatal. To prevent
establishing in the UK and Ireland it is a requirement that all dogs must be
treated with a product containing praziquantel before entering the country.
Special precautions for safe use in the target species:
The safety of the product has not been assessed in puppies younger than 2
weeks old
Underdosing could result in ineffective use and may favour resistance
development.
To ensure a correct dosage, body weight should be determined as accurately
as possible.
The safety of the product has not been assessed in pregnant dogs (see
section 3.7)
Special precautions to be taken by the person administering the medicinal
product to animals:
In case of accidental ingestion, seek medical advice and show package leaflet or
the label to the physician.
In the interests of good hygiene, people administering the tablet directly to the
dog or by adding it to the dog’s food, should wash their hands afterwards.
Special precautions for the protection of the environment:
Not applicable.
Other precautions:
Echinococcosis represents a hazard for humans. As Echinococcosis is a
notifiable disease to the World Organisation for Animal Health (WOAH), specific
guidelines on the treatment and follow-up, and on the safeguard of persons, need
to be obtained from the relevant competent authority.
action of pyrantel embonate contained in this veterinary medicinal product. Other
worming products may contain piperazine. Do not use simultaneously with other
deworming products without veterinary advice. (see Section 3.3 above).
º
C.
Any part used tablets should be discarded.
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 Febantel
These products share the same active ingredient and may be suitable alternatives. Always consult your vet.
Anthelmin Plus Flavour Tablets for Dogs
NFA-VPSKRKA, d.d., Novo mesto
Anthelmin Plus XL Tablets for Dogs
NFA-VPSKRKA, d.d., Novo mesto
Avicas, Febantel 15 mg, Tablet
AVM-GSLOropharma n.v
Beaphar WORMclear Tablets for Dogs
AVM-GSLC&H Generics Ltd
Bob Martin Clear 3 in 1 Flavoured Wormer 150/144/50 mg Tablets for Dogs
AVM-GSLVetoquinol UK Limited
Bob Martin Clear 3 in 1 Flavoured Wormer XL 525/504/175 mg Tablets for Large Dogs
AVM-GSLVetoquinol UK Limited
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