
Aquatic Animal Health DivisionEfficacy Is But
One Sign
Of A Quality Vaccine
Manufacturer's testing
procedures and independent
regulatory certification of sterility, safety and shelf-life
distinguish product quality.
PHARMAQs aquatic animal vaccines are designed with one
primary objective: to protect your business and your crop from the devastating effects of
bacterial disease for as long as scientifically possible. The most obvious indication of
protection is efficacy On the surface, a measurable reduction in mortality and a
subsequent boost in yield would seem to confirm quality in a vaccine. Yet, efficacy is but
one component of PHARMAQs quality assurance program.
At PHARMAQ, we believe that a vaccine must be more than
potent and efficacious, it must be safe to use, and it must be stable for long periods of
time in storage. We carefully monitor every step of the research, development and
manufacturing processes to ensure that our products pose no risk of contamination and do
not expose your stock to infectious agents.
Our research and development team has spent years analyzing
and experimenting with pathogens, media optimization techniques, and stabilization and
emulsification technology to attain long-lasting protection and stability in our
bacterins.
Once our research team demonstrates that a vaccine is ready
for production, a "pilot" batch, or small volume, is produced. Then the testing
really begins, because the test serial and every production serial after it must meet
rigid standards of PHARMAQ and the United States Department of Agriculture (USDA), both
before and after the products are licensed. This includes domestic products, products made
exclusively for export, and autogenous products made for special orders.
Export products are often also subject to further
regulation by foreign governments.
We test every batch of vaccine on our
fish
before you use it on your fish
Our testing process is continuous. When a new product
receives a USDA license and production approval, each batch must be tested for sterility
before and after final packaging. The USDA not only requires that each product be totally
free of any living cells used to prepare the vaccine, it must also be free of any
contaminating cells. This requires vigorous testing, because too little use of the
sterilizing agent might compromise sterility, and too heavy a use might create problems of
toxicity to the intended aquatic animal - or possibly affect efficacy
Tested in the field and in the
laboratory
In addition to sterility, every PHARMAQ product is also
tested for safety and for acute (immediate) and chronic (long-term) post vaccination
mortality, both in the laboratory and in the field.
PHARMAQ conducts field trials of new vaccines at numerous
cooperating commercial farms around the world. Hundreds of thousands of fish are involved
in these trials, under farm operating conditions and natural disease challenges. The
trials are programmed not only to compare acute and chronic mortalities under various
handling, environmental, and fish health status conditions, but also to look for any
adverse side effects, such as reduced growth or cosmetic problems.
To test for chronic mortality and vaccine potency,
PHARMAQ
challenges groups of vaccinated fish with live bacteria at timely intervals. This requires
extensive wet lab facilities with many replicated tanks of fish.
Each lot of PHARMAQs licensed products are not only tested
for sterility, safety, and efficacy at PHARMAQs laboratories, but are also sent to the
USDNs regulatory facilities for duplicate testing.
PHARMAQ pioneered injectable vaccines for fish, and many
millions of doses have proven them to be some of the most effective vaccines in the world.
These vaccines offer long-term protection against up to five diseases from a single dose.
However, because they are injected directly into the body cavity, injectable vaccines are
more intensely tested for safety, not only to fish, but also to humans, who consume the
fish. This is required by law for all injectable vaccines through the USDA Food Safety
Inspection Services (FSIS).
Some pathogenic bacteria can produce toxins that are
reactive to fish or crustaceans, which is one reason why even oral and immersion (dip)
vaccines must be thoroughly safety tested.
Stress, administration and environmental
variables can impact efficacy
Successful vaccination begins with product quality and
ends with administration.
Through extensive experience, PHARMAQ has learned how
extraneous variables can affect vaccine efficacy As the last step in our quality assurance
program, we educate producers on how to maximize the value of vaccination and protect
their businesses through attention to technique, hygiene, and the implementation of a
comprehensive fish health program that uses vaccination as its cornerstone.
PHARMAQ
provides its customers with instructional materials, holds vaccination workshops and makes
presentations at regional and international aquaculture meetings. We also work in concert
with producers, extension agents and global academic and scientific communities to
regularly provide the aquaculture industry with new and improved fish health technology.
At PHARMAQ, we take quality assurance very seriously. Our
scientists continually research new aquatic animal health technology to address existing
and emerging disease threats. However, we will not distribute a vaccine until we are
absolutely certain that the product is safe, sterile and efficacious. We experiment in the
lab, not on your farm. So, you can rest assured that when you use an PHARMAQ product,
you're helping to protect and grow your investments.
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