Can Neutered Cats Still Spray. Typically this is due to a medical condition or stress. This low level of testosterone can still trigger spraying behaviors.
To explain why cats can still spray after being “fixed” we’re taking a look at how its possible and what you can do to stop them. Spraying is defined as marking a vertical surface with urine. One of them still sprays and the other one doesn't.
That’s because while most testosterone is produced in the testes, not all of it is.
Whether a cat is likely to spray is different question. In 90 percent of cases, neutering eliminates this unwanted behavior in male cats, according to vetinfo. If your furbaby continues to spray urine after being neutered, another issue may be to blame, including a medical problem. To understand why cats can still spray after being neutered we have to understand what cat spraying is in the first place.