Comprehensive information on whether hamsters require vaccines is as follows:

1. Recommendations for Routine Situations
Pet hamsters typically don’t need vaccinations. Currently, no vaccines are specifically developed for hamsters on the market.
As small rodents, hamsters have weaker immune systems, but the risk of exposure to pathogens in a domestic environment is extremely low.
2. Exceptions and Precautions
Hamsters from Special Sources: If a hamster is wild-caught or obtained from an unregulated channel, it may carry pathogens. Consult a veterinarian to assess whether vaccines (e.g., rabies vaccine) are needed.
Bite Management: If bitten by a pet hamster, rabies vaccination is unnecessary, but clean the wound thoroughly. For deep wounds, consider a tetanus shot.
3. Alternative Health Management
Keep the habitat clean, replace bedding regularly, and avoid co-housing with other animals.
Purchase hamsters from reputable breeders to minimize disease risks.
4. Controversies and Myths
Some sellers may promote "hamster vaccines," but these lack scientific basis. Be wary of marketing gimmicks.
Laboratory hamsters may receive specific vaccines, but such practices aren’t suitable for pet hamsters.
In summary: Pet hamsters don’t require routine vaccinations. Focus instead on daily hygiene and choosing hamsters from legitimate sources.