The UK Government, via their gov.uk website, have issued a product recall notice for a popular flea and tick treatment for pets.
The notice states the they wish to make wholesalers, veterinary surgeons, retailers and pet owners aware that the VMD has been notified that Bio-Tech Solutions Ltd has issued a recall of:

Armitage Pet Care Flea and Tick Drops for Dogs 702 mg spot-on solution (Vm 20205/4003)

Armitage Flea Drops for Cats and Kittens

According to the statement, an unknown quantity of the Armitage Pet Care Flea and Tick Drops for Dogs containing permethrin has been distributed in packaging labelled Armitage Flea Drops for Cats and Kittens.
Exposure to even small quantities of concentrated permethrin can cause severe and fatal poisoning in cats.
If you have one of the products, do not use it on your cat.
Return the product to the place of purchase or contact the company:
John Tharratt, Bio-Tech solutions Tel 08704 450154 or via their email JTharratt@btsl.uk.com.

armitage-flea-drops-for-cats_kittens-68z90188