Neither one is better across the board. Both calm allergic itch fast, usually within a day, but Apoquel is a daily pill for dogs at least 12 months old, and Cytopoint is a single injection from your vet that lasts 4 to 8 weeks and can be used at any age. The better pick depends on your Frenchie's age, health history, and how pill time goes in your house.
This one keeps coming up in Frenchie groups, usually from someone whose dog is on one of them and still chewing their feet. So here is the side by side, straight off the labels and the trials, plus the part the labels skip: why the itch comes back anyway.
What is the actual difference between Apoquel and Cytopoint?
They switch off the itch in two different ways. Apoquel (oclacitinib) is a tablet that blocks a whole group of itch and inflammation signals. Its label is clear that it is not a steroid and not an antihistamine. It is given twice a day for up to two weeks, then once a day.
Cytopoint (lokivetmab) is a lab-made antibody designed for dogs that grabs one specific itch signal, called IL-31, and neutralizes it. Your vet injects it under the skin, it stays in circulation for several weeks, and the label says to repeat it every 4 to 8 weeks as needed.
- Form: Apoquel is a daily pill. Cytopoint is one shot every 4 to 8 weeks.
- Age: Apoquel is for dogs 12 months and older. Cytopoint, any age.
Which one works faster?
Call it a tie. In a 299-dog trial of Apoquel, owners scored itch 29.5% lower after a single day (placebo dogs: 6.5%) and 66.7% lower by day 14. Cytopoint's 274-dog European trial reported the same thing: onset within one day. The Merck Veterinary Manual gives Apoquel within 24 hours and Cytopoint 1 to 3 days. Either way you are counting days, not weeks.
(Full disclosure on the evidence: both drugs come from the same company, Zoetis, and Zoetis ran most of the big trials on both.)
Which one is safer for a French Bulldog?
This is where they actually differ. Apoquel's label says it is not for dogs under 12 months or dogs with serious infections, and that it may increase susceptibility to infection, including demodex mange, and make existing tumors worse. Vets are told to monitor for both. Zoetis states Cytopoint is safe for dogs of any age, including dogs with other diseases, and its label lists rare reactions, reported in fewer than 10 of every 10,000 dogs treated, including allergic reactions, vomiting or diarrhea, and seizures.
The age rule matters for this breed. Merck puts the usual start of atopic itch between 6 months and 3 years. So an 8-month-old Frenchie who is already miserable is, by label, a Cytopoint candidate and not an Apoquel one.
Does one work better than the other?
They tend to succeed or fail together. A Colorado State University review of 135 itchy dogs seen by its referral dermatology service found 87.8% of those followed up improved after their first Cytopoint shot. Two catches. Dogs that had not responded to Apoquel were less likely to respond to Cytopoint either, so switching is not a guaranteed rescue. And large and giant dogs had 2.8 times the odds of success, which does not describe a Frenchie (the median French Bulldog in a UK study of 2,781 dogs weighed 12.45 kg, about 27 pounds). That was one referral clinic's records, not a trial, so treat it as a hint.
Cytopoint's label adds one more: a few dogs make antibodies against it. That is uncommon, but it can make a shot that used to work noticeably weaker.
Why is my Frenchie still itchy on Apoquel or Cytopoint?
Because both turn the itch down and neither removes what is causing it. When Zoetis expanded Cytopoint's label in 2018, it described allergic flares as coming from fleas, food or seasonal triggers. Every one of those is still there the morning after the shot.
The international veterinary allergy committee (ICADA) puts this first in its 2015 treatment guidelines: find and avoid the flare trigger, and combine treatments. For Frenchie People, the usual suspects are:
- A skin or ear infection riding along. Merck notes staph and yeast infections are common in allergic dogs. Neither drug treats them. Greasy, smelly or pimply skin is a vet visit, not a reason to push the dose.
- Food nobody has ruled out. Without a real 8-week elimination trial, the trigger may be sitting in the bowl. Here is how to tell a food allergy from an environmental one.
- The shot wearing off on schedule. Good for five weeks, then fading? That is Cytopoint doing what it says on the box, which we covered in mushroom supplements vs allergy shots.
So which one should you ask your vet about?
- Under 12 months old: Cytopoint. Apoquel's label rules it out.
- History of serious infections, demodex, or tumors: go through Apoquel's warnings with your vet before starting.
- Pilling your gremlin is a two-person wrestling match: Cytopoint, one visit every 4 to 8 weeks.
- You want the option to change course fast: Apoquel, since every next dose is a fresh decision with your vet. Cytopoint stays in the body for weeks once it is given.
- Already on steroids or cyclosporine: Apoquel's label says that combination has not been evaluated. Cytopoint's safety study included dogs on both.
Want the checklist version of this?
Drop your email and we will send the one-page Frenchie Itch-Relief Checklist. What to rule out first, and what to ask your vet.
FAQ
Can a French Bulldog take Apoquel and Cytopoint together?
Zoetis, which makes both, says they may be used together to manage flares, and Cytopoint's safety study listed Apoquel among the medications used alongside it. Whether your dog needs both is your vet's call.
Is Cytopoint safe for French Bulldog puppies?
Zoetis states it is safe for dogs of any age. Apoquel is labeled only for dogs 12 months and older, which makes Cytopoint the option for a young Frenchie whose itch started early.
Can I give a supplement with Apoquel or Cytopoint?
Cytopoint's safety study ran alongside parasite preventives, antibiotics, antifungals, steroids and more. Tell your vet everything that goes in the bowl, and never stop a prescribed drug to try a supplement instead.
Why did Cytopoint stop working for my dog?
Either it wore off, which by label happens somewhere between 4 and 8 weeks, or, less commonly, the dog has made antibodies against it. Note which week the scratching comes back and tell your vet. That detail separates the two.
What we'd use
Neither of these is ours. Both are prescription drugs, and the right one is whichever your vet picks after looking at your actual dog. What we make is Frenchies vs Mushrooms, a daily topper to support normal skin and immune function alongside whatever plan your vet sets. It supports the dog. It does not replace Apoquel or Cytopoint, and it is not an itch treatment.
Give your itchy little gremlins a belly rub for us. Gently.