At-a-glance
Reduces risk of leptospirosis, an environmental zoonotic disease that can affect kidneys/liver.
Protects against
Leptospira serovars included in the product.
Typical schedule
Usually a 2-dose initial series followed by annual boosters when indicated by exposure risk.
Safety & side effects
Common
Transient fatigue, soreness, occasional GI upset.
When to be cautious
Risk-benefit should be reviewed in pets with prior severe hypersensitivity reactions.
Questions to ask your veterinarian
- Is this vaccine core for my pet's species and local disease risk?
- What timing is ideal based on age, prior doses, and exposure profile?
- Can we align this with other preventive care visits?
- What post-vaccine reactions are expected vs urgent to report?
Timing
- Start age
- ~12 weeks
- Booster interval
- ~4 weeks
- Repeat interval
- ~12 months
References
Urgent reaction signs
Seek urgent veterinary care for breathing difficulty, facial swelling, persistent vomiting, collapse, or severe lethargy after vaccination.
Confirm with your vet
Vaccination recommendations and legal requirements vary by region and individual health history.