A specific voluntary recall was initiated in late 2023 for certain batches of Treidlia Auslepto Vaccine in Australia due to adverse reaction reports, including one death. This was not a global recall of all lepto vaccines. In 2025, some manufacturers are transitioning from Lepto 2 to Lepto 4 vaccines, but this is a product update rather than a safety recall.

Is the lepto vaccine for dogs being recalled?

There has been a voluntary recall by the manufacturer of a vaccine used to protect dogs against the bacterial disease leptospirosis. One dog has died and seven others have had "adverse reactions" within hours of receiving the Treidlia Auslepto vaccine.

Is the Lepto vaccine bad for dogs?

The Leptospirosis vaccine is generally safe for small dogs, including Chihuahuas. Some may show mild side effects like swelling, lethargy, or allergic reactions. Monitoring after vaccination is essential. Pre-existing health issues can influence vaccine tolerance.

Is the lepto vaccine being discontinued?

From February 2025 the Canigen Lepto 2 vaccination will be discontinued by the manufacturer. We will be transitioning dogs who currently receive the Lepto 2 vaccination over to the Lepto 4 vaccination at the anniversary of their annual booster.

Are vets stopping Lepto 2?

Transition to the Leptospirosis 4 Vaccine for Your Dog

We have seen several cases recently, so it is a very threat to our pets. We want to inform you that our vaccine manufacturer is discontinuing the Lepto 2 (L2) vaccine. All dogs will now start on or transition to the Lepto 4 (L4) vaccine.

Dog disease outbreak of Leptospirosis- should you get the lepto vaccine?

Do vets recommend the Lepto vaccine?

Given that every dog is at risk, an expert panel has recommended that all dogs are vaccinated for leptospirosis annually rather than every three years.

Is the Lepto vaccine mRNA?

This study reports the development of the first mRNA-based vaccines for leptospirosis, targeting the C-terminal region of LigA (LigAc) and the N-terminal region of LigB (LigBn) of Leptospira interrogans serovar Pomona.

What dogs should not get the Lepto vaccine?

Even though the American Animal Hospital Association recommends vaccination against leptospirosis in some dogs depending on their lifestyle, the American College of Veterinary Internal Medicine believes all dogs should be vaccinated against leptospirosis, regardless of age, breed, or lifestyle.

What is the 7 7 7 rule for dogs?

The "7 7 7 rule" for dogs is a puppy socialization guideline, originally by Pat Hastings, suggesting exposing puppies to 7 different people, 7 different locations, and 7 different surfaces/objects/sounds/challenges (variations exist) by about 7 weeks old to build confidence, resilience, and prevent fear or anxiety as adults. Key experiences include meeting diverse individuals, visiting different places like a vet's office or friend's house, walking on various substrates (grass, tile, carpet), and encountering new objects and gentle challenges (like tunnels or boxes).
 

Can lepto vaccine make dogs sick?

The most common mild symptoms that dogs experience related to the Leptospirosis vaccine are sleepiness, soreness at the site of the injection, and mild loss of appetite. You should be concerned if you notice severe symptoms like vomiting, diarrhea, panting, shaking, pale gums, or collapse.

Is the dog lepto vaccine being recalled?

Reason for voluntary recall: This product recall for Treidlia Auslepto Vaccine for dogs has been initiated due to reports of adverse reactions associated with batch number BN23-126.

Which dog vaccines are absolutely necessary?

Absolutely necessary dog vaccines (core vaccines) protect against deadly, common diseases and include Rabies, Canine Distemper (D), Adenovirus (Hepatitis - H), Parainfluenza (P), and Parvovirus (P), often combined as DHPP or DAPP, plus Leptospirosis, depending on location/risk. These are essential for all dogs due to the severity and prevalence of these illnesses, with Rabies often legally required.

Is Lepto mandatory?

While the leptospirosis vaccine is not currently a required immunization for dogs, it is highly recommended for any dog that commonly goes outside, even just to go to the bathroom in the backyard.

Can dogs get Lepto from eating grass?

Yes, dogs can get Leptospirosis (Lepto) from eating or licking grass, dirt, or puddles contaminated with the urine of infected wild animals like rats, raccoons, or deer, as the bacteria live in moist environments and spread through urine. Contact with contaminated water, soil, or even licking contaminated paws after walking outside are common infection routes, making vaccination a key prevention strategy against this serious, potentially fatal bacterial disease.
 

How long has the Lepto vaccine been around for dogs?

Canine Leptospirosis Vaccine

The vaccine is administered in puppies over 12 weeks and once a year in adult dogs. According to the American Veterinary Medical Association (AVMA), the vaccine remains effective for 12 months. The vaccine for leptospirosis has been around since the 1980s.

What vaccine is no longer recommended?

Due to changes starting in October of last year, there are now six vaccines no longer recommended for routine use by all children in the United States: rotavirus, COVID-19, influenza, hepatitis A, hepatitis B, and meningococcal vaccines.

What is the 3 2 1 rule for vaccines?

The "3-2-1" rule is a guideline for monitoring lumps at feline vaccination sites, indicating a lump needs veterinary investigation if it's still present 3 months after vaccination, is larger than 2 cm, or is growing larger 1 month after appearing. This rule helps identify potentially dangerous injection-site sarcomas, rare tumors that can develop in cats, prompting biopsies for suspicious masses. 

Which vaccine has been withdrawn?

After more than three billion doses, the Oxford-AstraZeneca Covid vaccine is being withdrawn. AstraZeneca said it was "incredibly proud" of the vaccine, but it had made a commercial decision.

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