Cat Vaccinations 🐱💉
Stefan Schneider
Cat Vaccinations – In-depth Blog Post 🐱💉
Protection that feels like love
Cats carry so much within them, without making a fuss. They are quiet comforters, silent observers, little masters of routine in everyday life. Precisely because they often seem so delicate, reserved, and brave, we sometimes overlook the importance of good preventative care. For us, vaccinations fall exactly into this category: not as a rigid mandatory program, but as a loving, smart decision for protection, stability, and health. 🌿
According to current recommendations, the core vaccinations for cats primarily include Panleukopenia (FPV), feline herpesvirus (FHV), and feline calicivirus (FCV). Internationally, the WSAVA also classifies these three components as core vaccinations for cats worldwide; in regions with rabies, rabies is additionally considered essential.
Why cat vaccinations are so important ❤️
For cats, it's not about "just vaccinating against everything," but about choosing the right vaccinations at the right time. This is exactly what current guidelines emphasize: all cats should receive core vaccinations, while additional vaccinations are decided based on lifestyle, age, living situation, contact with other cats, and travel plans. At the same time, vaccination should not be more frequent than truly necessary.
This idea is particularly important because some pathogens can cause severe illness. Panleukopenia is considered so significant that cats should be protected against it at all times, according to StIKo Vet. For FHV and FCV, vaccinations can significantly reduce the severity of the disease, even if they don't always completely prevent infection or carrier status.
The Foundation: Which vaccinations are truly essential for cats 🛡️
For the basic protection of our cats, three names stand out:
Panleukopenia (FPV) protects against a very serious, sometimes life-threatening viral disease. The guideline emphasizes that cats should be protected against panleukopenia at all times. The protection after successful immunization is long-lasting; for the panleukopenia component, booster vaccinations are recommended in Germany at intervals of approximately 3 years.
Feline Herpesvirus (FHV) and feline Calicivirus (FCV) together form the core of what we colloquially know as the cat flu complex. They also belong to the core components. For herpesvirus, the antigenic structure is relatively uniform; vaccination primarily reduces the severity of clinical symptoms. For calicivirus, the situation is more complicated because many different field strains circulate. This is precisely why well-coordinated vaccination protection remains so important.
The typical vaccination start for kittens 🐾
For kittens, the StIKo Vet in Germany recommends the following schedule for primary immunization against the core components:
8 weeks of age: FHV, FCV, Panleukopenia
12 weeks of age: FHV, FCV, Panleukopenia
16 weeks of age: FHV, FCV, Panleukopenia
15 months of age: FHV, FCV, Panleukopenia
The reason this multi-stage approach is so important lies in maternal antibodies. They protect kittens initially, but can also interfere with the vaccine response. This is precisely why multiple vaccination times are chosen. StIKo Vet points out that in individual cases, these maternal antibodies can remain relevant even up to 20 weeks of age. The WSAVA therefore internationally recommends a series at intervals of 2 to 4 weeks until at least 16 weeks of age; in high-risk situations, an even later completion or an additional dose from about 26 weeks may be useful.
Indoor cat does not automatically mean: no risk 🏡
Especially with cats, the idea persists that indoor cats hardly need any vaccination protection, or none at all. Unfortunately, it's not that simple. The feline panleukopenia virus can remain infectious in the environment for months to years and can even be carried into the home on clothing. This is precisely why even an indoor cat can be exposed to a relevant risk.
For us, this means: even if our cat doesn't roam through gardens or meet strange cats, careful basic prevention is still sensible. Not out of fear, but out of responsibility. 🤍
When additional vaccinations become useful 🌿
In addition to the core vaccinations, there are vaccinations that are only recommended in certain situations. These primarily include FeLV, rabies, Bordetella bronchiseptica, and Chlamydia felis. Here, our cat's lifestyle is the deciding factor. Outdoor access, multi-cat households, shelter background, contact with cats of unknown status, cat boarding, or travel plans significantly alter the risk profile.
FeLV – especially important for young cats and outdoor access
The FeLV vaccination is a classic non-core vaccination. It is recommended primarily for young cats with a high risk of exposure, for example, those with outdoor access or contact with cats of unknown FeLV status. It's also important to note: it only protects against a progressive FeLV infection, not all forms of infection. Before vaccination, cats with unknown status should be tested for FeLV.
The guideline also points out that cats are particularly susceptible to progressive FeLV infection in their first years of life. This risk decreases with age, which is why the necessity is evaluated more individually later on.
Rabies – not always standard, but enormously important for travel ✈️
For cats without outdoor access who do not travel across borders, the rabies vaccination should be omitted in Germany, according to StIKo Vet. The situation is different for outdoor cats or those traveling: a valid rabies vaccination is required for intra-Community movement within the EU. Furthermore, vaccinated animals are legally better protected in case of contact with animals suspected of having a disease.
Bordetella and Chlamydia – more for special housing conditions
Bordetella and Chlamydia felis are not standard vaccinations for every house cat. They can become useful, especially if our cat has a lot of contact with other cats, for example, in shelters, cat boarding facilities, breeding establishments, or certain multi-cat households. For Bordetella, vaccination is recommended at least one week before expected exposure. For both vaccinations, the primary goal is to reduce clinical symptoms, not necessarily to completely prevent infection.
What about adult cats from shelters or without vaccination records?
There's a clear path for them too. According to StIKo Vet, for cats older than 20 weeks, a single vaccination is usually sufficient for live vaccines, and two vaccinations 3 to 4 weeks apart for inactivated vaccines. Approximately one year later, another vaccination completes the primary immunization. After that, the intervals depend on the disease, vaccine, and risk.
That's good news for everyone giving an older cat a home: we don't have to act aimlessly. We can build a structured, individual, and calm plan. 🐾
Do we really need to vaccinate every year?
Not automatically. Today's recommendations are deliberately differentiated. The WSAVA emphasizes the value of regular health checks, usually annually, and clarifies that this appointment is much more than just a "vaccination appointment." At the same time, StIKo Vet recommends booster vaccinations for the core components in cats at intervals of up to 3 years.
Internationally, the WSAVA also points out that cats with high risk, especially with ongoing exposure to FHV/FCV, may be vaccinated more frequently, while FPV is typically boosted every 3 years. This clearly shows: not every cat needs the same rhythm. The cat's real-life situation is decisive.
A sensitive point with cats: vaccinate consciously and specifically
Especially with cats, great care is taken to ensure sensible, not excessive, vaccination. StIKo Vet describes an epidemiological connection between FeLV and rabies vaccinations and the later occurrence of a feline injection-site sarcoma (FISS). The stated magnitude is about 1:1,000 to 1:10,000 vaccinations. This is precisely why cats should be vaccinated restrictively, meaning based on justification and risk-oriented.
However, this does not mean we should fundamentally avoid vaccinations out of fear. Rather, it means: not thoughtlessly, but individually. Not generally. Not out of habit. But tailored to the cat. 💛
And what about the FIP vaccine?
StIKo Vet currently does not recommend vaccination against FIP because its effectiveness is considered to be severely limited. Therefore, it is not among the standard recommendations for general cat care.
Our Flauschpalast thought on this ✨
For us, vaccination in cats is not a mechanical schedule. It is an act of care. A silent promise. We look ahead before something happens. We protect before illness takes hold. And we decide not by rote, but by what our cat truly needs.
Because care often doesn't feel loud. Sometimes it feels like a quick vet appointment, a well-kept vaccination record, a good question at the right moment – and the deep feeling of having done everything essential. 🩶
FAQ: Cat Vaccinations
Does our indoor cat need vaccinations at all?
Yes, especially core vaccinations remain important for indoor cats. Panleukopenia is particularly relevant because the virus can survive in the environment for a long time and can even be carried into the home on clothing.
Which vaccinations are part of the basic set?
The basic vaccinations for cats include Panleukopenia (FPV), feline herpesvirus (FHV), and feline calicivirus (FCV). These three vaccine components are considered core vaccinations in current guidelines.
When does primary immunization start for kittens?
According to the StIKo-Vet schedule, at 8, 12, and 16 weeks, and again at 15 months. Internationally, the WSAVA recommends starting, depending on the situation, from 6 to 8 weeks with boosters until at least 16 weeks.
Is rabies vaccination mandatory for cats?
Not generally. In Germany, it is not automatically standard for indoor cats or those not traveling abroad. However, for travel within the EU, a valid rabies vaccination is required.
Should cats be tested before an FeLV vaccination?
Yes. If the FeLV status is unknown, the cat should be tested for FeLV infection before vaccination, as vaccination is not useful for already infected cats.
Does an outdoor cat need more vaccination protection?
Often, yes. Especially FeLV is recommended for increased risk, and rabies can also become relevant depending on outdoor access and travel plans.
Do we need to get booster shots every year?
Not across the board. The annual health check remains important, but the re-vaccination intervals depend on the vaccine, disease, and risk. For core components, intervals of up to 3 years are often used in Germany.
Can vaccinated cats still get sick?
Yes, that is possible. Especially with FHV and FCV, vaccination often reduces the severity of symptoms, but does not always prevent infection, carrier status, or disease from all virus variants.
Is FIP vaccination part of routine preventive care?
No. The StIKo Vet currently does not recommend it as a regular preventive measure because its efficacy is considered to be severely limited.
What is particularly important in cat boarding facilities, breeding, or shelters?
In such situations, the risk of infection increases. In addition to core vaccinations, Bordetella or Chlamydia felis may become relevant, depending on the individual case. Bordetella should be administered at least one week before expected exposure.
What do we do with an older cat with an unknown history?
In such cases, it still makes sense to complete the basic immunization. For cats over 20 weeks, simplified schemes apply depending on the vaccine, followed by another vaccination approximately one year later to complete the course.
Are side effects fundamentally an argument against vaccination?
No. Adverse reactions are recorded via a reporting system and reviewed by the Paul-Ehrlich-Institut. At the same time, the guidelines emphasize that vaccinations should be used selectively and risk-oriented – especially in cats.