Johnsons Guardian Plus Spot On for Large Dogs 20kg - 40kg - 1 Treatment, Kills Fleas, Ticks & Lice, Stops Flea Eggs Hatching
Johnsons Veterinary Products Guardian Plus Spot On Solution For Large Dogs 20Kg To 40Kg 1 Treatment
Overall Rating: 3.0 / 5 (average from multiple review sources, as of 17 May 2026)
Based on a total of 33,356 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 33,356 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Price
1-3 working days
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£9.20
Delivery from £6.00
Johnsons Guardian Plus Spot On for Large Dogs 20kg - 40kg - 1 Treatment, Kills Fleas, Ticks & Lice, Stops Flea Eggs Hatching
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 13 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
In stock
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£9.72
Free Delivery
Johnsons Guardian Plus Spot On for Large Dogs 20kg - 40kg - 1 Treatment, Kills Fleas, Ticks & Lice, Stops Flea Eggs Hatching
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 13 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
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£9.73
Free Delivery
Guardian plus Spot-on Solution for Large Dogs 20kg-40kg 1 Treatment
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 16 May 2026)
Based on a total of 126,717 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 126,717 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
2-3 days
PayPal
PayPal
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£9.95
Free Delivery
Johnsons Guardian Plus Spot On for Large Dogs 20kg - 40kg - 1 Treatment, Kills Fleas, Ticks & Lice, Stops Flea Eggs Hatching
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 13 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
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Direct debit
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£10.15
Free Delivery
Johnsons Guardian Plus Spot On for Large Dogs 20kg - 40kg - 1 Treatment, Kills Fleas, Ticks & Lice, Stops Flea Eggs Hatching
Overall Rating: 2.4 / 5 (average from multiple review sources, as of 9 May 2026)
Based on a total of 47,062 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 47,062 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock. Express Delivery available with Amazon Prime.
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£10.84
Delivery from £4.49
Johnsons Guardian Plus Spot On for Large Dogs 20kg - 40kg - 1 Treatment, Kills Fleas, Ticks & Lice, Stops Flea Eggs Hatching
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 13 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£10.99
Delivery from £4.50
Johnsons Guardian Plus Spot On for Large Dogs 20kg - 40kg - 1 Treatment, Kills Fleas, Ticks & Lice, Stops Flea Eggs Hatching
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 13 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£12.06
Free Delivery
Johnsons Guardian Plus Spot On for Large Dogs 20kg - 40kg - 1 Treatment, Kills Fleas, Ticks & Lice, Stops Flea Eggs Hatching
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 13 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
Direct debit
Direct debit
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Visa
Mastercard
Mastercard
£13.23
Free Delivery
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Johnsons Veterinary Products Guardian Plus Spot On Solution For Large Dogs 20Kg To 40Kg 1 Treatment - Details
▶ Finding you the best price!
We have found 9 prices for Johnsons Veterinary Products Guardian Plus Spot On Solution For Large Dogs 20Kg To 40Kg 1 Treatment. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
Johnsons Veterinary Products Guardian Plus Spot On Solution For Large Dogs 20Kg To 40Kg 1 Treatment - Price Information
- Cheapest price: £9.20
- The cheapest price is offered by Diy.com (B&Q). You can order the product there.
- The price range for the product Johnsons Veterinary Products Guardian Plus Spot On Solution For Large Dogs 20Kg To 40Kg 1 Treatment is €£9.20to €£13.23 with a total of 9 offers.
- Payment methods: The online shop Diy.com (B&Q) supports: PayPal, Visa, Mastercard
- Delivery: The shortest delivery time is 1-3 working days working days offered by Diy.com (B&Q).
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£6.84
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Johnsons Guardian Plus Spot On for Small Dogs 2kg - 10kg - 1 Treatment, Kills Fleas, Ticks & Lice, Stops Flea Eggs Hatching (Pack of 2)
£15.32
7.66 GBP/1.0 count
amazon.co.uk
Delivery from £4.49
£12.84
Amazon-marketplace.co.uk
Free Delivery
£8.43
Amazon-marketplace.co.uk
Free Delivery
Cheapest offer
Johnson’s Guardian Plus Spot-On Solution for Large Dogs offers long-lasting, vet-strength protection against fleas, ticks, and biting lice. Formulated for dogs weighing between 20kg and 40kg, it kills adult fleas and prevents the development of flea eggs, larvae, and pupae for up to 8 weeks. It also controls ticks for up to 4 weeks, helping to keep your dog protected with a single, easy topical application.
£9.20
1-3 working days
Diy.com (B&Q)
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