For orders over £29 postage is free. For orders under £29 we charge £2.99 for postage
For Light items (under 2kg) our standard method is Royal Mail Second Class (there are a few exceptions, so if in doubt check our Delivery page).
To get it faster you can upgrade Light items to Royal Mail 1st Class or a Guaranteed Next Day Courier service, Saturday Courier or even before 12 noon services. There's a small fee, but if you're in a hurry they are worth considering. To qualify for next working day delivery, orders must be placed before 12 Noon Monday to Thursday. There is no standard Saturday courier delivery.
Heavy items weighing 2kg and more are sent via courier. If ordered before noon Monday to Thursday, Heavy items will be delivered next working day. Heavy items ordered after 12 Noon Friday, or anytime Saturday and Sunday will dispatched on Monday for a Tuesday delivery.
Please note that if you are purchasing a mix of Light and Heavy items at the same time, these will be sent separately. The Heavy items being sent by Courier, the Light items by Royal Mail Second Class.
All exceptions to these guidelines are noted in the product description.
For more information, view our Delivery page.
Feedback for Zentonil Advanced has been compiled from 97 customer reviews
My 10 year old dog was so ill kidney and liver failure that he was close to being put to sleep. Thanks to these tablets and a mix of antibiotics my dog is now fighting fit.
Prescribed by my vet, so I didn't choose these tablets, but the price is very competitive and I buy them from here regularly.
Good but deliver An issue accepted delay due to weather but DPD said I changed day of delivery when I did not