Puppy Vaccines Schedule: Week-by-Week Care 2026
Complete puppy vaccines schedule with week-by-week timing, core and non-core shots, feeding portions, potty training timelines, and first-year cost breakdown.
Why Your Puppy Vaccines Schedule Matters More Than You Think
Maternal antibodies — the immunity your puppy inherits from their mother's colostrum — create a frustrating biological problem. These antibodies protect your puppy early in life, but they also block vaccines from working. Those maternal antibodies gradually wane between 6 and 16 weeks of age, and every puppy's timeline is slightly different. That's exactly why your puppy needs a series of vaccines rather than a single shot: each dose catches the window where maternal antibodies have dropped enough for the vaccine to stimulate your puppy's own immune system.
According to the American Veterinary Medical Association, puppies that receive their full DHPP series on schedule have dramatically lower rates of parvovirus and distemper — two diseases that carry fatality rates of 80% and 50% respectively in unvaccinated puppies. Skipping or delaying even one booster in the series leaves a gap where your puppy has neither maternal nor vaccine-derived protection.
This guide walks you through the complete puppy vaccines schedule alongside feeding, potty training, socialization, and teething milestones — because your puppy's first six months are an interconnected system, not a checklist of isolated tasks.
The Complete Puppy Vaccines Schedule: 6 Weeks to 16 Months
| Age | Vaccine | Type | Booster Interval | Typical Cost (2026) |
|---|---|---|---|---|
| 6–8 weeks | DHPP (1st dose) | Core | Every 2–4 weeks until 16 weeks | $20–$40 |
| 6–8 weeks | Bordetella (optional) | Non-core | Annually or every 6 months | $20–$35 |
| 10–12 weeks | DHPP (2nd dose) | Core | Part of series | $20–$40 |
| 10–12 weeks | Leptospirosis (1st dose) | Non-core | Booster in 2–4 weeks, then annually | $25–$45 |
| 10–12 weeks | Lyme (1st dose, risk areas) | Non-core | Booster in 2–4 weeks, then annually | $25–$45 |
| 14–16 weeks | DHPP (3rd dose) | Core | Booster at 1 year, then every 3 years | $20–$40 |
| 14–16 weeks | Rabies (1st dose) | Core (legal requirement) | Booster at 1 year, then every 1–3 years per local law | $15–$30 |
| 14–16 weeks | Leptospirosis (2nd dose) | Non-core | Then annually | $25–$45 |
| 12–16 months | DHPP booster + Rabies booster | Core | Every 1–3 years depending on vaccine type and local law | $40–$75 combined |
What DHPP covers: Distemper, Hepatitis (Adenovirus-2), Parainfluenza, and Parvovirus. Some clinics use DAPP or DA2PP — these are functionally equivalent combination vaccines.
Rabies note: Rabies vaccination is required by law in nearly every U.S. state. The first dose is typically given at 14–16 weeks (timing varies by state regulation). Your vet will determine the exact schedule based on your jurisdiction's requirements.
🚨 Red Flags After Vaccination: Mild lethargy and soreness for 24 hours is normal. Contact your vet immediately if your puppy develops facial swelling, hives, persistent vomiting, collapse, or difficulty breathing within 24 hours of any vaccine. These can indicate anaphylaxis, which is rare (estimated 1 in 10,000 doses) but requires emergency treatment.
Age-Specific Milestones: What to Expect Week by Week
Weeks 4–8: Still With the Breeder or Rescue
Your puppy is learning bite inhibition from littermates, beginning to eat solid food (gruel or softened puppy kibble at 4 weeks, transitioning to dry kibble by 6–7 weeks), and receiving their first DHPP vaccine around 6–8 weeks. Deworming typically occurs at 2, 4, 6, and 8 weeks. This is also when early socialization with humans begins — handling exercises, exposure to household sounds, and introduction to various floor surfaces.
Weeks 8–12: Homecoming and Adjustment
This is when most puppies go home. Your puppy should weigh roughly 25–50% of their projected adult weight depending on breed size. Expect 18–20 hours of sleep per day, frequent potty breaks (every 1–2 hours during waking hours), and the beginning of crate training. Your puppy is in a fear imprint period (8–11 weeks) — traumatic experiences during this window can create lasting phobias, so keep vet visits, grooming introductions, and new experiences positive with treats and calm handling.
Weeks 12–16: Building Confidence
Bladder control improves (puppies can typically hold for their age in months plus one hour — so a 3-month-old manages roughly 4 hours max). Teething discomfort begins as adult teeth start loosening baby teeth around 12–16 weeks. Energy levels spike. This is the ideal window to enroll in a positive-reinforcement puppy kindergarten class — most require proof of at least two DHPP doses and one Bordetella vaccine.
Weeks 16–24: The Adolescent Shift
Your puppy has received their final DHPP booster and rabies vaccine, meaning they can now safely explore dog parks, hiking trails, and group play sessions. The socialization window closes around 14–16 weeks, so continued exposure to novel stimuli remains important but the critical learning period has passed. Chewing peaks as adult teeth fully erupt. Some puppies experience a second fear period between 6–14 months.
Months 6–12: Approaching Maturity
Small breeds may reach adult size by 8–10 months; large and giant breeds continue growing until 18–24 months. Spay/neuter surgery typically occurs between 6–12 months (your vet will advise timing based on breed size — large breeds benefit from delayed sterilization to allow growth plate closure). Transition from puppy food to adult food happens around 10–12 months for small breeds and 14–18 months for large breeds.
Feeding Schedule: Exact Portions by Age and Weight
| Age | Meals Per Day | Estimated Daily Amount (Dry Puppy Kibble) | Notes |
|---|---|---|---|
| 6–8 weeks | 3–4 | ½–¾ cup total (softened with warm water) | Transition from gruel; use same food as breeder |
| 8–12 weeks | 3–4 | ¾–1½ cups total (varies by breed size) | Toy breeds: ¼–½ cup. Medium: ¾–1 cup. Large: 1–1½ cups |
| 3–6 months | 3 | 1–3 cups total | Toy: ⅓–¾ cup. Medium: 1–1¾ cups. Large: 2–3 cups |
| 6–12 months | 2 | 1½–4 cups total | Toy: ½–1 cup. Medium: 1½–2½ cups. Large: 2½–4 cups |
Critical feeding rules:
- Use food labeled with an AAFCO statement confirming the diet is complete and balanced for growth or all life stages. Adult maintenance formulas do not meet puppy nutritional requirements.
- Large and giant breed puppies (projected adult weight over 70 lb / 32 kg) should eat a food specifically formulated for large-breed growth — these contain controlled calcium and phosphorus ratios to reduce the risk of developmental orthopedic diseases like hip dysplasia and osteochondrosis.
- Measure food with a standard 8 oz measuring cup. Eyeballing portions is the leading cause of puppy obesity.
- Remove uneaten food after 15–20 minutes. Free-feeding makes potty training significantly harder because you can't predict bowel movements.
- Do not add calcium supplements to a commercially prepared puppy diet — excess calcium causes skeletal abnormalities in growing dogs.
Potty Training Timeline: Realistic Expectations and Troubleshooting
Let's address the most common question directly: When will my puppy be fully potty trained? Most puppies achieve reliable house training between 4 and 6 months of age, though some small breeds take up to 8–10 months due to smaller bladder capacity and higher metabolic rates. "Reliable" means fewer than one accident per month with consistent routine.
Sample Potty Log (Weeks 8–12)
| Time | Activity | Result | Notes |
|---|---|---|---|
| 6:30 AM | Wake up → outside immediately | ✅ Urinate + defecate | Always first trip of the day |
| 7:00 AM | After breakfast (15–20 min) | ✅ Defecate | Post-meal window is 10–30 min |
| 8:30 AM | After play session | ✅ Urinate | Exercise stimulates bladder |
| 10:00 AM | After nap | ✅ Urinate | Post-nap trips are non-negotiable |
| 12:00 PM | After lunch + 15 min | ✅ Defecate | |
| 2:00 PM | After nap | ❌ Accident (urine) | Missed wake-up cue — set timer |
| 3:30 PM | After play | ✅ Urinate | |
| 5:30 PM | After dinner + 15 min | ✅ Defecate | |
| 7:00 PM | Evening play | ✅ Urinate | |
| 9:30 PM | Last trip before crate | ✅ Urinate | Remove water 1.5 hr before bed |
Troubleshooting common potty training problems:
- Submissive/excited urination: Common in puppies under 6 months. Avoid direct eye contact and leaning over the puppy during greetings. Greet calmly at their level, take them outside before they get overstimulated.
- Regression after a move or schedule change: Expect 1–2 weeks of setbacks. Return to hourly trips outside and heavy supervision. This is normal, not failure.
- Nighttime accidents after 14 weeks: If your puppy consistently can't hold overnight, reduce evening water intake, add a 2 AM potty break temporarily, and rule out a urinary tract infection with your vet (symptoms include frequent small-volume urination, straining, and licking the genital area).
- Crate soiling: The crate may be too large (use a divider to limit space to just enough for standing, turning, and lying down) or your puppy was left in too long beyond their bladder capacity.
The Socialization Window (Weeks 3–14): Your Puppy's Critical Exposure Period
Research published in the Journal of Veterinary Behavior consistently shows that the primary socialization period for puppies closes between 12 and 14 weeks of age. Puppies deprived of diverse positive experiences during this window are significantly more likely to develop fear-based behavioral problems — which the AVMA identifies as the leading cause of death in dogs under 3 years of age (via euthanasia or relinquishment).
The challenge: your puppy hasn't finished their vaccine series during this window. The American Kennel Club and the American Veterinary Society of Animal Behavior (AVSAB) both recommend beginning socialization before the vaccine series is complete, using controlled, low-risk environments.
Safe socialization before full vaccination: Carry your puppy in a sling or stroller through shopping centers, sit on a bench near a school and reward calm behavior, invite vaccinated dogs to your home, attend puppy kindergarten classes that require proof of at least one DHPP dose and Bordetella vaccine, and avoid areas with unknown dog traffic (dog parks, pet store floors, public sidewalks with heavy dog use) until 7 days after the final DHPP booster.
Crate Training Progression: Time Limits and Step-by-Step
Your puppy's crate should be a den, not a punishment space. Here's a realistic progression based on bladder capacity and developmental readiness:
| Age | Max Daytime Crate Duration | Max Nighttime Duration | Notes |
|---|---|---|---|
| 8–10 weeks | 30–60 minutes | 2–3 hours (expect one overnight break) | Feed meals in crate with door open; nap in crate after play |
| 10–12 weeks | 1–2 hours | 3–4 hours | Begin closing door during meals; add a stuffed Kong for quiet time |
| 3–4 months | 2–3 hours | 4–5 hours | Puppy should enter crate willingly for treats; cover crate with blanket at night |
| 4–6 months | 3–4 hours | 6–8 hours | Transition to leaving room while crated for short periods |
| 6+ months | 4–5 hours (not daily routine) | 7–8 hours | No dog should be crated more than 5 hours during the day on a regular basis |
Crate training steps (weeks 8–12):
- Place crate in a high-traffic family area with door secured open. Toss high-value treats (small pieces of boiled chicken or freeze-dried liver) inside. Let puppy enter and exit freely for 3–5 days.
- Feed all meals inside the crate. Start with door open, progress to door closed during meal, opened immediately after eating (days 5–10).
- Give a long-lasting chew (bully stick, Kong stuffed with frozen puppy-safe peanut butter) inside the crate. Close door for 10 minutes while puppy chews. Open before puppy finishes (days 10–14).
- Begin closing door for short absences — leave the room for 1 minute, return, reward quiet. Gradually extend to 5, 10, 20 minutes over the course of a week (days 14–21).
- Introduce a departure cue word ("kennel" or "crate") paired with a treat tossed inside. Practice with short absences during the day before attempting overnight crating.
If your puppy whines or cries in the crate: Wait for a brief pause in vocalization (even 3 seconds of silence) before opening the door or speaking to them. Opening the door during crying teaches that noise = freedom. However, always distinguish protest whining from genuine distress (frantic scratching, panting, drooling, attempting to escape) — if you see distress signals, the training progression moved too fast and you should return to a shorter duration.
Teething Timeline (3–6 Months): Relief Strategies and Safe Chews
Puppies have 28 deciduous (baby) teeth that begin erupting at 3–4 weeks and are fully in place by 6–8 weeks. The 42 adult teeth begin replacing them starting around 12–16 weeks, with the process typically complete by 6–7 months.
| Age | Teething Event | What You'll Notice |
|---|---|---|
| 12–16 weeks | Incisors begin loosening | Increased mouthing, small teeth found on floor or in bedding |
| 16–20 weeks | Canines (fangs) shed | Most noticeable bleeding; puppy may be reluctant to eat hard kibble for 1–2 days |
| 20–24 weeks | Premolars and molars erupt | Peak chewing intensity — this is when furniture and shoes are at highest risk |
| 24–28 weeks | All adult teeth in place | Chewing gradually decreases; check for retained baby teeth (especially in small breeds) |
Safe teething relief options:
- Frozen washcloth: Wet a clean washcloth, wring it out, twist into a rope, freeze for 2 hours. Supervise use and discard if pieces tear off.
- Kong Classic (puppy rubber, pink or blue): Stuff with a mix of plain yogurt and mashed banana, freeze overnight. The cold soothes inflamed gums.
- Benebone Puppy or Nylabone Puppy Chew: Designed for developing teeth with softer material than adult versions. Choose the size rated for your puppy's current weight.
- Carrots (whole, raw, large): A full-size raw carrot is a safe, low-calorie chew for puppies over 12 weeks. Supervise to prevent choking on broken pieces.
Unsafe chew items for teething puppies: Rawhide (choking and intestinal blockage risk), cooked bones of any kind (splintering), antlers and hooves (tooth fractures — puppies' developing teeth are more fragile than adult teeth), any chew toy harder than a fingernail (press your thumbnail into the material — if it doesn't give slightly, it's too hard for a puppy).
Common Puppy Problems: Breed-Stage Solutions
Puppy Biting and Nipping
Mouthing is normal canine behavior — puppies explore the world with their mouths and are still learning bite inhibition. Here's a force-free protocol that works:
- When teeth touch skin, say "ouch" in a calm, flat tone (not high-pitched, which can excite some puppies).
- Immediately withdraw attention — stand up, fold arms, look away for 10–15 seconds.
- If puppy returns and mouths again, leave the room for 30 seconds (use a baby gate so puppy can't follow).
- Return and redirect to an appropriate chew toy. Reward chewing the toy with calm praise.
- Ensure your puppy gets adequate physical exercise and mental enrichment — overtired, under-stimulated puppies bite more. A 10-minute training session or food puzzle can reduce mouthing more effectively than additional physical exercise.
Timeline expectation: Biting intensity typically peaks between 12–16 weeks (coinciding with early teething and increased play drive) and gradually decreases with consistent redirection. Most puppies show significant improvement by 5–6 months, though some mouthy breeds (retrievers, herding breeds) may continue gentle mouthing into adolescence.
Nighttime Whining
First 3–5 nights home: expect whining. Your puppy has just left their littermates and everything is unfamiliar. Place the crate next to your bed for the first week so your scent and breathing provide comfort. A Snuggle Puppy (a plush toy with a simulated heartbeat and heat pack, around $30–$40) can ease the transition. After the first week, if whining continues and you've ruled out a potty need (take them out once at the 3–4 hour mark overnight), begin ignoring the whining. Responding intermittently — sometimes comforting, sometimes ignoring — creates the strongest and most persistent whining behavior (this is called a variable reinforcement schedule).
Destructive Chewing
Between 4–8 months, chewing intensity reaches its peak as adult teeth fully settle and adolescent energy surges. Management is more effective than training at this stage:
- Use baby gates and exercise pens to limit access to puppy-proofed areas when unsupervised.
- Provide a rotation of 5–7 appropriate chew toys — novelty maintains interest. Rotate every 2–3 days.
- Apply bitter apple spray (e.g., Grannick's Bitter Apple, $8–$12) to furniture legs and baseboards as a deterrent, but understand that roughly 20% of dogs are not deterred by bitter taste.
- Ensure at least 30–60 minutes of structured exercise and 15–20 minutes of mental enrichment (snuffle mats, training sessions, food puzzles) daily.
When Can My Puppy Go Outside and Meet Other Dogs?
This question sits at the intersection of vaccination safety and socialization urgency. Here's the practical framework:
| Age / Vaccine Status | Safe Activities | Avoid |
|---|---|---|
| 8–10 weeks (1 DHPP dose) | Carried outings in low-traffic areas; private playdates with fully vaccinated dogs in your home; sitting on your own porch/yard if fenced and no unknown dogs have access | Dog parks, pet store floors, public sidewalks with dog traffic, group puppy classes (unless class requires vaccine proof) |
| 10–12 weeks (2 DHPP doses) | Puppy kindergarten classes (with vaccine requirements); walks in your own neighborhood on leash (avoid areas with visible dog waste); outdoor café patios if carried | Dog parks, beaches with dog traffic, boarding facilities without vaccine verification |
| 14–16 weeks (3 DHPP doses + rabies) | Most public areas 7 days after final DHPP booster; dog parks (assess individual park safety); hiking trails; group play sessions | Areas with known parvovirus outbreaks; unvaccinated dog contacts |
The 7-day wait after the final DHPP booster allows the immune system to mount full protection. This typically falls around 15–17 weeks of age for most puppies.
First-Year Cost Breakdown: What to Budget
| Category | Low Estimate | Mid Estimate | High Estimate | Details |
|---|---|---|---|---|
| Veterinary (vaccines, exams, deworming) | $400 | $650 | $1,000 | Includes 3–4 puppy exams, full DHPP series, rabies, non-core vaccines, fecal tests, heartworm test/prevention |
| Spay/neuter surgery | $200 | $450 | $800 | Varies significantly by clinic, region, and dog size; low-cost clinics may be $50–$150 |
| Food (puppy formula, 12 months) | $300 | $550 | $900 | Small breeds eat less but premium foods cost more per cup; large breeds eat significantly more |
| Supplies (crate, bed, leash, collar, bowls, gates, toys) | $200 | $400 | $700 | Wire crate ($40–$80), exercise pen ($35–$60), quality harness ($25–$50), Kong toys ($12–$20 each) |
| Training (puppy class + basic obedience) | $100 | $300 | $600 | Group classes: $100–$200 for 6-week session; private trainer: $75–$150/hour |
| Preventive medications (heartworm, flea/tick) | $200 | $350 | $500 | Monthly preventives; cost varies by dog weight and product (e.g., Simparica Trio, Interceptor Plus, NexGard) |
| Microchip | $25 | $50 | $75 | Often included in spay/neuter; register with AKC Reunite or HomeAgain |
| Pet insurance (annual premium) | $350 | $550 | $800 | Enroll before any pre-existing conditions develop; accident + illness plans; varies by breed and deductible |
| Total First Year | $1,775 | $3,300 | $5,375 | Excludes purchase/adoption fee ($0–$3,500+) |
Budget tip: Many veterinary clinics offer puppy wellness packages that bundle the vaccine series, exams, deworming, and spay/neuter at a 15–25% discount compared to à la carte pricing. Ask about package pricing at your first visit.
Frequently Asked Questions
When should I bring my puppy home?
Between 8 and 10 weeks of age is the widely recommended window. Puppies separated from their mother and littermates before 8 weeks miss critical lessons in bite inhibition and social signaling. Some breeders of toy breeds retain puppies until 10–12 weeks because very small puppies are more fragile and benefit from additional time to stabilize. If adopting from a rescue, puppies may be available as early as 8 weeks once they've been medically cleared.
How often should I feed my puppy at 10 weeks old?
At 10 weeks, feed 3–4 meals per day, spaced roughly evenly across waking hours. A typical schedule: 7 AM, 12 PM, 5 PM, and optionally 9 PM for very small breeds prone to hypoglycemia (Yorkshire Terriers, Chihuahuas, toy poodles under 5 lb). Total daily volume depends on breed size and the specific food's caloric density — check the feeding chart on your food bag and adjust based on your puppy's body condition score (you should feel ribs easily without pressing hard, and see a visible waist when viewed from above).
What vaccines does my puppy need and when?
Core vaccines (recommended for all puppies): DHPP at 6–8, 10–12, and 14–16 weeks, plus rabies at 14–16 weeks. Non-core vaccines (based on lifestyle and geographic risk): Bordetella, Leptospirosis, Lyme disease, and canine influenza. Your vet will assess risk factors — urban dogs who visit groomers and dog parks need Bordetella; dogs in the Northeast and Upper Midwest may benefit from Lyme vaccination. Always consult your veterinarian to build a vaccine protocol tailored to your puppy's specific risk profile.
How do I stop puppy biting and nipping?
Use a consistent redirection protocol: when teeth touch skin, say "ouch" calmly, withdraw attention for 10–15 seconds, then redirect to an appropriate chew toy. Never hold the puppy's mouth shut, tap their nose, or use any physical punishment — these methods increase fear and can escalate biting. Ensure adequate exercise and mental stimulation, as tired puppies bite less. Expect gradual improvement over 8–12 weeks of consistent practice, with significant reduction by 5–6 months of age.
When will my puppy sleep through the night?
Most puppies can sleep 6–8 hours without a potty break by 14–16 weeks of age, assuming you remove water 1.5 hours before bedtime and take them out immediately before crating. Very small breeds may need one overnight break until 5–6 months due to tiny bladder capacity. Set a consistent bedtime, keep the crate in a quiet, dark area, and resist the urge to respond to every whimper once you've confirmed the puppy doesn't need to eliminate.
Priya Sutaria
All our authors care for dogs every day — read more of their work on the authors page.
