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SESK: Stuff Everyone Should Know · sesk.info/cat-vaccine-kitten-start

At about what age is a kitten's first vaccine usually given, per iCatCare?

Often at 8 to 9 weeks old.

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  1. 6 months
  2. 1 year
  3. 8 to 9 weeks ✔

Why: Kittens get some protection from their mother's milk, but it does not last, so shots begin early. iCatCare says the first injection is often followed by a second 3 to 4 weeks later.

Huh, didn't know that: iCatCare says vaccines are usually injected under the skin, though some are given as eye or nose drops.

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Why don't kittens like online shopping? They prefer catalogs.
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References

Answer: 8 to 9 weeks. Kittens get some protection from their mother's milk, but it does not last, so shots begin early. iCatCare says the first injection is often followed by a second 3 to 4 weeks later.

  1. iCatCare, Vaccinating your cat icatcare.org/articles/vaccinating-your-cat
    The initial vaccine course is often started at 8-9 weeks of age, with a second injection 3-4 weeks later.
    Checked 2026-10-10.

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