Dr. Tony answers your questions

Do you have a question about SENTRY® Fiproguard®*? Use these frequently asked questions as a guide. Or contact us for more information.

Q:

What are chewing lice?

A:

Lice are insects that can be seen with the naked eye. They are what are considered species-specific, which means they do not tend to leave their preferred... More»

Q:

What is sarcoptic mange?

A:

Also known as ‘canine scabies’, this skin condition is caused by microscopic mites and can only be diagnosed by a veterinarian. These mites i... More»

Q:

What is novaluron?

A:

Novaluron is an Insect Growth Regulator that kills flea eggs and stops the reinfestation cycle.

Q:

Where is Fiproguard Plus IGR made?

A:

Fiproguard Plus IGR is packaged in the United States. Fiproguard Plus IGR is approved by the EPA and is required to meet the U.S. standards for production... More»

Q:

What is novaluron?

A:

Novaluron is an Insect Growth Regulator that kills flea eggs and stops the reinfestation cycle.

Dr. Tony

Meet Dr. Tony

When it comes to helping pets live healthier, happier lives, it's hard to find someone more dedicated than Dr. Tony Johnson. "Dr. Tony", as pet parents and colleagues refer to him, is a board-certified veterinarian and specialist in emergency medicine and critical care.

In addition to working as an ER veterinarian at a large pet hospital, Dr. Tony is also a clinical assistant professor at the School of Veterinary Medicine at a major national university. His expertise, humor and huge heart for animals are shared with millions through his global presentations and regular conributions to the Pet Health Central Blog.

Dr. Tony is a graduate of the College of Veterinary Medicine at Washington State University. When not practicing veterinary medicine or teaching, he can usually be found with his wife, son and beloved pets - most of whom were former trauma patients he adopted after nursing them back to health.

Where to Buy SENTRY® Fiproguard®

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