

Price range: £45.50 through £102.00 Inc VAT
Ronaxan Tablets for Dogs & Cats 20mg & 100mg
PRESCRIPTION NEEDED (Pom-V)
Ronaxan tablets for dogs and cats contain doxycycline, a broad-spectrum antibiotic used by vets to treat a range of bacterial infections. They are often prescribed for respiratory, skin, urinary and tick-borne infections where doxycycline is the medicine of choice.
This product page covers both strengths of Ronaxan tablets for dogs and cats, each supplied in 1 x 50 tablet packs:
Ronaxan 20 mg Tablets for Dogs and Cats 1 x 50
Ronaxan 100 mg Tablets for Dogs and Cats 1 x 50
Your vet will choose the correct strength and dose of Ronaxan tablets for dogs and cats based on your pet’s weight, type of infection and course length. Always follow the prescription label and finish the full course.
Ordering This Prescription Medicine
A valid veterinary prescription is required before dispatch.
- Add the medicine, strength and quantity shown on your prescription to your basket.
- Upload your prescription at checkout, or send it to us afterwards by email.
- Complete checkout — we’ll verify your prescription before dispatch.
Ronaxan tablets for dogs and cats
Ronaxan tablets for dogs and cats
PRESCRIPTION NEEDED (Pom-V)
What Ronaxan Tablets for Dogs and Cats Are For
Ronaxan tablets for dogs and cats are prescription antibiotics. Vets use them to treat infections caused by bacteria that are sensitive to doxycycline.
Ronaxan tablets for dogs and cats may be prescribed for:
Respiratory infections, such as bronchitis or pneumonia
Some skin and soft tissue infections
Certain urinary tract infections
Tick-borne infections, where doxycycline is recommended
Other confirmed doxycycline-sensitive infections
Ronaxan tablets for dogs and cats work only against bacteria. They do not treat viral, fungal or parasitic problems.
Benefits of Ronaxan Tablets for Dogs and Cats
Used exactly as your vet advises, Ronaxan tablets for dogs and cats can:
âś” Help clear many common bacterial infections
âś” Reduce fever, discomfort and inflammation linked to infection
âś” Support faster recovery alongside good nursing care
âś” Offer two strengths for accurate, weight-based dosing
âś” Provide scored tablets that are easy to split where advised
As infection settles, pets on Ronaxan tablets for dogs and cats often show better appetite, more energy and improved overall comfort.
How Ronaxan Tablets for Dogs and Cats Work
Ronaxan tablets for dogs and cats contain doxycycline, a tetracycline antibiotic.
Doxycycline:
Enters bacterial cells
Blocks protein production inside the bacteria
Stops bacteria from growing and multiplying
This helps your pet’s immune system clear the infection more effectively. For best results, Ronaxan tablets for dogs and cats must be given at the correct dose and for the full prescribed course.
Product Options – Ronaxan Tablets for Dogs and Cats
All of the following sit under this single product as variations:
Ronaxan 20 mg Tablets for Dogs and Cats 1 x 50
Ronaxan 100 mg Tablets for Dogs and Cats 1 x 50
Your vet will specify on the prescription:
Which strength of Ronaxan tablets for dogs and cats to use
How many tablets or part-tablets to give per dose
How many times per day to give each dose
How long the course should last
Always order the exact strength and pack size of Ronaxan tablets for dogs and cats shown on your written prescription.
How to Give Ronaxan Tablets for Dogs and Cats
Always follow your vet’s instructions and the label on the pack. General guidance:
Give the exact number of Ronaxan tablets for dogs and cats prescribed
Your vet will tell you how many times each day to dose
Tablets are usually given with or shortly after food, unless your vet advises otherwise
You can give the tablet directly or hide it in a small treat
Make sure your pet swallows the full tablet or tablet portion
Try to give Ronaxan tablets for dogs and cats at the same times each day.
If you miss a dose:
Do not double the next dose
Contact your vet for advice on the safest way to continue
Course Length and Follow-Up
It is very important to finish the full course of Ronaxan tablets for dogs and cats, even if your pet seems better after a few days. Stopping early can:
Leave some bacteria alive
Increase the risk of the infection returning
Contribute to antibiotic resistance
Your vet may arrange a check-up, especially for deep or long-standing infections.
Contact your vet promptly if:
Signs worsen after starting Ronaxan tablets for dogs and cats
There is no improvement in the timescale your vet has given
New or worrying signs appear during treatment
Safety Information for Ronaxan Tablets for Dogs and Cats
Ronaxan tablets for dogs and cats are a POM-V medicine and must only be used:
For the animal named on the prescription
At the dose and schedule set by your vet
Important points:
Do not share Ronaxan tablets for dogs and cats between pets
Tell your vet about all other medicines or supplements your pet receives
Inform your vet if your pet has liver or kidney problems, swallowing issues or a history of stomach upset
Possible side effects of Ronaxan tablets for dogs and cats can include:
Mild vomiting or diarrhoea
Reduced appetite in some animals
Contact your vet immediately if you notice:
Persistent vomiting or diarrhoea
Marked lethargy, weakness or collapse
Breathing changes, facial swelling or any sudden severe reaction
People giving Ronaxan tablets for dogs and cats should wash their hands after handling. If you know you are sensitive to antibiotics, you may wish to avoid direct contact with broken tablets.
Storage and Disposal
Store Ronaxan tablets for dogs and cats in the original packaging
Keep in a cool, dry place away from direct sunlight
Keep out of sight and reach of children and other animals
Do not use after the expiry date shown on the pack
Return any unused or expired Ronaxan tablets for dogs and cats to your vet or pharmacist for safe disposal. Do not throw veterinary antibiotics into household waste.
Used exactly as your vet directs, Ronaxan tablets for dogs and cats can play an important role in clearing bacterial infections and supporting a comfortable recovery.
| Weight | N/A |
|---|---|
| Milligram | 20mg, 100mg |






