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SpayVac pZP vaccine for horses - learn about this state-of-the-art product


SpayVac® is a humane, non-lethal, environmentally friendly, single-dose innovation used for overabundant, mammalian wildlife.

SpayVac® need

Humans have had a profound impact on Earth’s ecosystems

 The Anthropocene is proposed as the current epoch, which is “viewed as the period during which human activity has been the dominant influence on climate and the environment”.  Many wildlife species, even if they are considered endangered, are overabundant in the ever-shrinking habitat ranges they occupy.

SpayVac®: A humane alternative

Overabundant species, even native ones, can reduce biodiversity by monopolizing resources, spreading infectious diseases, and changing species composition or relative abundance.

Click on the links below to learn about SpayVac pZP vaccine development in different species.

Latest News

SpayVac abstract accepted for International Urban Wildlife Conference

February 15, 2019.  Dr. Bechert’s peer review your abstract has been accepted as a verbal presentation for the International Urban Wildlife Conference in Portland, OR this summer.   

SpayVac selected to present at quarter finals of first Okanagan Angel Summit

Feb . 8, 2019 As a quarterfinalist, SFW Inc. will present the SpayVac story to potential investors at the OKGNTECH Angel Summit on Monday, February 10, 2019.   SFW Inc was selected to participate among a number of companies. OKGNTECH   Driving interest is the fact that the pZP vaccine for horses is close to submission and should come to market in the next year. 

Public Lands Council Awards SFW Inc. $50,000

October 18, 2018.  SpayVac-for-Wildlife Inc. receives $50,000 grant from the Public Lands Council to help advance SpayVac® pZP vaccine for horses to market.

SpayVac® pZP Vaccine Development

Urban Deer

The only pZP vaccine for horses  to demonstrate up to 5 years of efficacy in single-dose is SpayVac® in  trials with white-tail and fallow deer species.

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Other Mammalian Populations

SpayVac® has been tested in several invasive or overabundant mammalian wildlife species.

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Wild Horses

SpayVac® has been tested in two trials in horses demonstrating reduced fertility rates over a 2-5 year time frame with a single dose.

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SpayVac® blog posts


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