Puppy Vaccine Schedule: Complete First-Year Guide for New Dog Owners
23 Aug 2026
Bringing home a new puppy is exciting, but keeping up with vaccinations can quickly become confusing. It's important to stay organized to ensure your puppy gets all the shots they need on time. One of the biggest questions new dog owners ask is, "When should my puppy get each vaccine?" The answer isn't always straightforward. There isn't a single puppy vaccine schedule for all dogs. Factors like age, health, local disease risks, and lifestyle all affect your vet's advice.
The American Animal Hospital Association (AAHA) and the World Small Animal Veterinary Association (WSAVA) advise giving puppies core vaccinations every 3 to 4 weeks until they are at least 16 weeks old. This schedule helps puppies gain strong protection as maternal antibodies fade away. Rabies vaccination varies by local laws, your puppy's age, and its disease risk. Your vet will suggest the best schedule for your puppy based on current vaccination guidelines.
Puppy Vaccine Schedule Chart
Here’s a summary of a typical first-year puppy vaccination schedule based on AAHA and WSAVA guidelines. Your vet might suggest changes based on your puppy's health, breed, environment, or local disease rates.
Puppy age
Vaccines commonly discussed
Notes
6–8 weeks
DHPP/DAPP (Distemper, Adenovirus, Parvovirus, Parainfluenza), sometimes Bordetella
Usually the first vaccination visit. Puppies may begin their core vaccine series if not already started by the breeder.
9–12 weeks
DHPP/DAPP booster, leptospirosis, Bordetella if needed, Lyme vaccine in risk areas, canine influenza depending on lifestyle
Lifestyle vaccines may begin or continue based on exposure risk and your veterinarian's recommendations.
14–16+ weeks
Final DHPP/DAPP puppy dose, rabies (according to local law), possible leptospirosis booster, other risk-based boosters
The final core puppy vaccine should generally be given at 16 weeks of age or older to maximize protection.
6–12 months
Booster visit for core vaccines and any recommended lifestyle vaccines
This visit helps establish long-term immunity after the initial puppy series.
Adult schedule
Rabies boosters as required by law, core boosters, lifestyle vaccines based on ongoing risk
Your veterinarian will create an individualized vaccination plan for adulthood.
Why Puppies Need Several Rounds of Vaccines
Many owners wonder why puppies need multiple vaccinations instead of just one. Young puppies get protective antibodies from their mother. However, these antibodies fade away in the first few months of life. They help protect against disease early, but can also interfere with vaccines. This prevents a puppy from building lasting immunity.
Veterinarians can't predict when maternal antibodies will fade. So, they give vaccines every 3–4 weeks until the puppy is at least 16 weeks old. This method boosts the chances that a vaccine will be given when the puppy's immune system can respond well. This helps ensure long-term protection.
Core Puppy Vaccines vs. Lifestyle Vaccines
Not every puppy needs the exact same vaccines. Core vaccines protect dogs from serious diseases. Lifestyle vaccines depend on a puppy's location and activities.
Core vaccines usually protect against canine distemper, adenovirus, parvovirus, and rabies, if required by law. In 2024, AAHA updated its canine vaccination guidelines. They now recommend leptospirosis as a core vaccine for all dogs. WSAVA views leptospirosis as a core vaccine in areas where the disease is common and effective vaccines exist. Lifestyle vaccines can include Bordetella, Lyme disease, and canine influenza. The choice depends on factors like exposure risk, travel, boarding, daycare, or local disease rates.
The DHPP (or DAPP) vaccine protects dogs from four serious viral diseases:
Canine distemper
Adenovirus (hepatitis)
Parvovirus
Parainfluenza
It forms the foundation of every puppy vaccination schedule because these diseases can be severe or even fatal.
The rabies vaccine protects against rabies, a deadly virus that affects mammals and people. Vaccination timing depends on local regulations and your veterinarian's recommendations. Learn more in our guide: Puppy Rabies Vaccine: When Do Puppies Need Their Rabies Shot?
The leptospirosis vaccine protects you from a bacterial infection. This infection spreads through contaminated water, soil, and wildlife urine. It can affect both dogs and humans and is now widely recommended in many regions.
The Bordetella vaccine lowers the chance of kennel cough. It's especially important for puppies in daycare, training classes, grooming, or boarding kennels.
The Lyme disease vaccine is recommended for puppies living in or traveling to areas where tick-borne Lyme disease is common. It is typically combined with consistent tick prevention.
The canine influenza vaccine protects against contagious strains of dog flu. It may be recommended for dogs with frequent exposure to other dogs in high-contact environments.
When Can Puppies Go Outside After Vaccines?
Puppies don’t have to stay inside until all their vaccines are done. However, outings should be managed carefully. Safe socialization helps puppies grow well. But keep them away from places with high parvovirus risk until they finish their vaccinations.
Puppy Vaccine Side Effects: What Is Normal?
Most puppies experience only mild side effects after vaccination. It's normal to feel a bit tired, have slight soreness, or notice a small swelling at the injection site. These typically go away in one or two days.
Contact your veterinarian right away if your puppy has:
Facial swelling
Trouble breathing
Repeated vomiting
Collapse
Severe lethargy
These signs could mean a serious allergic reaction after vaccination.
Puppy vaccine costs can vary. They depend on where you live, your vet clinic, and the vaccines you choose. Also, prices differ if you buy them separately or in a wellness package. Costs may also differ if your puppy came from a breeder, shelter, or rescue, as some initial vaccines may already have been given before adoption.
Prices change a lot based on where you are and who you ask. So, it’s hard to give one clear estimate. For a complete breakdown of common costs and what influences pricing, read How Much Do Puppy Vaccine Shots Cost?
What to Keep in Your Puppy Vaccination Record
Keeping accurate vaccination records makes future veterinary visits much easier. Record every vaccine date, the name of each vaccine administered, and, whenever possible, the vaccine batch or lot number. Your veterinarian will usually provide this information during each appointment.
Keep your puppy's rabies certificate. Note when the next vaccination is due. Save your vet's contact info. Keeping a complete vaccination record is helpful for traveling, enrolling in training classes, boarding your dog, and meeting local licensing needs.
Frequently Asked Questions
When do puppies get their first shots?
Most puppies get their first vaccinations at 6 to 8 weeks old. However, breeders or shelters might give the first dose before adoption.
How many vaccine rounds does a puppy need?
Most puppies get three to four core vaccine rounds. These shots happen every 3 to 4 weeks until they are at least 16 weeks old. After that, a booster is given around 6 to 12 months.
What vaccines does a puppy need before going outside?
Puppies can start outdoor experiences even if not all vaccines are done. But they should stay away from high-risk areas where unvaccinated dogs might have been. Your veterinarian can advise what is appropriate based on local disease risk.
Yes. Indoor puppies still need core vaccines. Some diseases can come in on clothes, shoes, or other pets. Unexpected exposure can happen anytime.
What happens if my puppy is late for a vaccine?
Missing a vaccine doesn’t always mean your puppy needs to restart the series. Your veterinarian will decide the best next step based on your puppy's age and vaccination history.
Do puppies need boosters after the first year?
Yes. Most puppies receive their first booster between 6 and 12 months after completing the initial series. Booster schedules depend on the vaccine, local rules, and your dog's specific risk factors.
Kamilė Ausmanė is a veterinarian, Head of Pharmacy at the KIKA retail network, instructor and head of Tauro Grooming Academy, and President of the Pet Grooming Specialists’ Board of the Lithuanian Kennel Club. She earned her veterinary degree from the Lithuanian University of Health Sciences in 2014, but has been actively involved in dog grooming and dog shows for 17 years. The knowledge she has gained over the years allows her to take a broader approach to pet care, considering not only the appearance of the coat but also the importance of skin health, hygiene, and the animal’s overall well-being. She specializes in grooming Bichon Frises, Maltese dogs and Pomeranians, teaches both aspiring and practicing professionals, and conducts seminars in Lithuania and abroad. Kamilė also participates in dog grooming competitions, while the dogs she has groomed have won numerous World and European Championship titles.
Master's Degree (MSc) in Veterinary Medicine
— Lithuanian University of Health Sciences
Skills:
Veterinary medicinePreventive pet healthcareDog groomingPet skin and coat healthPet hygienePet showsBichon Frise groomingMaltese dog groomingPomeranian grooming
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