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Category Archive: Global TOP NEWS, News, PGT GLOBAL, PGT US, Pig Care, PRRS, Respiratory Health, TOP NEWS

How to manage herd closure for PRRS elimination

Herd closures to eliminate porcine reproductive and respiratory syndrome (PRRS) are on the increase due in part to the virulent variant identified as PRRS 1-4-4 L1C.

Zoetis releases update of M. Hyo Manual

Zoetis has released an update of the comprehensive manual, “A Contemporary Review of Mycoplasma Hyopneumoniae Control Strategies,” with 14 articles developed by swine-disease experts...

Start with the gilt-development unit for Mhp elimination

US pig producers have made a big push to eliminate Mycoplasma hyopneumoniae (Mhp) from their herds as a way to capture more value in finishing pigs.

Multi-site study demonstrates efficacy of Draxxin® for SRD

DISCOVERIES, Issue 11: A multi-site study of pigs with swine respiratory disease (SRD) demonstrates that one dose of Draxxin® (tulathromycin) not only lowers mortality, it can significantly improve...

M. hyo elimination or control: ‘We have the tools to succeed’

Hog farmers and veterinarians no longer have to accept the poorer performance that results from M. hyo infection. Whether the decision is to control or eliminate M. hyo, there are numerous tools...

Common mistakes to avoid during PRRS elimination

Eliminating porcine reproductive and respiratory syndrome (PRRS) virus from a breeding herd is not a simple task, and no herd acts exactly like the next, according to Brad Leuwerke, DVM, with Swine...

Filtration audits help prepare for PRRS season

Regular biosecurity checks with a close look at filtration and ventilation systems will help prevent the spread of airborne pathogens like porcine reproductive and respiratory syndrome.

Fostera® PRRS effective, lasting, safe despite ‘worst-case’ challenges

DISCOVERIES, Issue 26: It’s well known that modified-live PRRS vaccines help reduce production losses in breeding herds with PRRS. But when the challenge is especially severe, how well and for how...

Early vaccination with Fostera PRRS, long DOI can help stem PRRS losses in growers

DISCOVERIES, Issue 28: Vaccination as early as 1 day of age with Fostera® PRRS coupled with the vaccine’s long duration of immunity can help pork producers stem the significant economic losses in...

Mycoplasma elimination versus control: What course is best for your farm?

TOOLBOX, Issue 22: David A. Baumert, DVM, Senior Area Veterinarian, Pork Technical Services, Zoetis, recently talked with editors of Pig Health Today about Mycoplasma elimination vs control.

Time for a change? Farms achieve IAV-S-negative pigs after switching to whole-herd vaccination

DISCOVERIES, Issue 29: IAV-S continues to frustrate US pork producers. From respiratory problems to reproductive challenges, this rapidly changing virus negatively impacts productivity and...

One dose of Draxxin® at weaning for SRD yields multiple benefit

DISCOVERIES, Issue 13: Pigs from herds with a natural outbreak of swine respiratory disease (SRD) had significantly better outcomes when they received just one injection of Draxxin® (tulathromycin)...

Antimicrobial’s unique attributes explain efficacy against key SRD pathogens

DISCOVERIES, Issue 12: The efficacy of Draxxin® (tulathromycin) against key swine respiratory disease (SRD) pathogens is largely due to the antimicrobial’s ability to reach and sustain high...

Pharmacology explains efficacy of Draxxin® for SRD

DISCOVERIES, Issue 27: Pharmacologic research demonstrating how Draxxin® (tulathromycin) injection behaves in the pig explains why this antimicrobial remains a valuable treatment for swine...

Controlled exposure to M. hyo is valuable tool for eliminating the pathogen

By Amy Maschhoff, DVM, The Maschhoffs, LLC

Managing Mycoplasma’s persistence in finishing

A dry cough heard in a finishing unit usually indicates M. hyo is causing respiratory distress and reducing growth in pigs almost ready for market.

SRD pathogens remain highly susceptible to key antimicrobials

DISCOVERIES, Issue 25: Pathogens commonly associated with swine respiratory disease (SRD) remain highly susceptible to key veterinary antimicrobials,

Long duration of antibiotic helps improve clinical outcome after APP challenge

DISCOVERIES, Issue 10: Pigs treated with one intramuscular dose of Draxxin® (tulathromycin) and then challenged with a virulent strain of APP had significantly reduced mortality and lung lesions...

More accurate gilt testing needed to detect Mycoplasma hyopneumoniae

Sow herds seeking negative M. hyo status should use accurate gilt surveillance methods.

Genetic diversity makes swine influenza a challenge for producers

Influenza A virus in swine is one of the primary respiratory pathogens challenging swine production systems in the US and around the world.

Tracheal sampling for M. hyo may hold new benefits

Tracheal sampling is a good way to determine if M. hyo is present in a herd, but it’s an invasive procedure that can be difficult to accomplish.

Resurgent Mycoplasma hyorhinis causes debilitating arthritis in late finishing

Infectious arthritis caused by Mycoplasma hyorhinis is gaining ground in hog units where it infects neonatal pigs and develops into severe lameness in market hogs.

Vaccine trial data versus lineage: What’s the best way to predict PRRS vaccine performance?

TOOLBOX, Issue 20: An interview with Eva Jablonski, DVM, PRRS Specialist, Senior Technical Services Veterinarian, Zoetis

Comparing diagnostic sampling prospects from M. hyo-positive-source boar studs

Many sow farms have undergone M. hyo elimination within their breeding herd, which makes it critical to understand the potential transmission risk from boar studs.

Mycoplasma hyopneumoniae: New strategies for an old ‘bug’

Managing Mycoplasma hyopneumoniae (M. hyo) is nothing new for US pig veterinarians and producers, but there are a number of new tools available to deal with the bacterium.

Moving parts: Integrated, holistic approach needed for effective mycoplasma control

Renewed interest in M. hyo and its impact on herd health and performance has prompted producers and veterinarians to re-evaluate control strategies for the costly bacterial disease.

Do’s and don’ts of cephalosporin use in swine

TOOLBOX, Issue 15: An interview with John W. Hallberg, DVM, PhD, Director, US Regulatory Affairs, Zoetis 

Aureomix S finding its niche, and then some, in VFD era

TOOLBOX, Issue 4: An interview with Thomas Painter, DVM, US Pork Technical Services, Zoetis

Fogging helps establish Day 0 for M. hyo elimination

Maintaining a healthy herd takes time, energy and constant emphasis on biosecurity, Amy Maschhoff, DVM, told Pig Health Today.

Mycoplasma elimination possible, but more difficult on farrow-to-finish sites

With the right program in place, eliminating mycoplasma pneumonia is possible on many hog farms.

Is fogging an M. hyo-elimination option for your swine herd?

Paul Yeske, DVM, with the Swine Vet Center in St. Peter, Minn., has seen repeatable success with M. hyo elimination, along with the downstream effect of lower cost of production, better average daily...

Resurgence of ‘old’ bacterial diseases in pigs: Why?

Three bacterial diseases considered under control recently flared up creating new challenges in hog operations. The older diseases include Haemophilus parasuis (parasuis), Streptococcus suis (strep)...

Are you giving M. hyo the attention it deserves?

Mycoplasma hyopneumoniae (M. hyo) isn’t a new problem in the pork industry. I’s been around for years, but that’s exactly the point: Why is the industry still wrestling with it?

Mycoplasma control starts with stabilizing sow herd

Economic losses caused by the bacterium Mycoplasma hyopneumoniae run between $3 to $10 per finishing hog due to reduced pig performance, according to Elise Toohill, DVM, Carthage Veterinary Service.

M. hyo treatment with Draxxin® plays important role in SRD management

DISCOVERIES, Issue 14: Pigs treated for Mycoplasma hyopneumoniae (M. hyo) with a single dose of the injectable antimicrobial Draxxin® (tulathromycin) had significantly better average daily gain and...

New council to direct swine-disease response

For years, the USDA and US pork industry have had plans in place to address a foreign animal disease, but PED and ASF developments raised the priority status to a new level.

Streptococcus suis leads SHIC’s Swine Bacterial Disease Matrix list

Viruses tend to get first priority when it comes to monitoring swine diseases and herd health, but bacteria can wreak just as much havoc.

Five ways to get better returns on your swine-health program

The pork industry uses a wide variety of vaccinations and medications for managing viral and bacterial diseases. Micah Jansen, DVM, Zoetis, identifies five areas where producers can improve returns...

Connor: Managing mycoplasma requires integrated approach with vaccines, feed medications, injectables

Mycoplasma pneumonia continues to trouble the swine industry. Around for years, the respiratory disease caused by the bacterium M. hyo reduces pig performance, especially when mixed with other...

PCR falls short in monitoring PRRSV transport biosecurity

Transport biosecurity is a growing priority as evidence shows that contaminated livestock trailers are a significant risk in spreading viruses between herds.

PCV2: Future considerations for an evolving virus

Porcine circovirus type 2 (PCV2) may not be a new virus challenge for pork producers and swine veterinarians, but it remains a constant challenge.

Gilt acclimatization, reduced shedding keys to curbing downstream M. hyo disease

By Paul Yeske, DVM Swine Vet Center St. Peter, Minnesota

Piglets are key subpopulation in keeping IAV-S circulating

When it comes to influenza A virus in swine (IAV-S), the relationship between the sow’s immune status and piglet protection remains perplexing.

Yeske: Mycoplasma elimination ‘always a good strategy’

Eliminating mycoplasma from a herd works well with a fast payback, even in hog-dense areas, according to research conducted by Paul Yeske, DVM, Swine Vet Center, St. Peter, Minnesota.

Batch farrowing offers smaller sow farms improved disease control

Independent sow farms grouped together and using batch farrowing may be able to capture the same health advantages as a 5,000-sow farm with all-in, all-out production.

Part 1: Vaccine storage and handling

A common mistake made with vaccines involves improper handling of the vaccines. From the time the products arrive on the farm until they are used, the vaccines must be properly stored, following...

Part 2: Selecting and training caregivers for effective vaccination

A common mistake made with vaccines involves improper handling of the vaccines. From the time the products arrive on the farm until they are used, the vaccines must be properly stored, following...

Part 3: Vaccine training more important as pork industry rethinks antibiotics

The new veterinary feed directive rules regarding the use of antibiotics in feed makes the use of vaccinations more important to maintain optimum swine health. If pigs receive proper vaccinations...

Part 4: Training benefits antibiotic programs, too

A well-trained caregiver becomes the first line of defense against disease in a hog unit. If they are trained to recognize the first signs of disease in pig units, they can alert management...

Part 5: Feed medications still play an important role in swine health

Veterinarians know the history of disease that may pop up within different hog systems. Depending on the situation, they may decide that a feed antibiotic is the best route to treat the pigs.

New Fostera Gold PCV vaccines: Broadest coverage for PCV2 viruses

TOOLBOX, Issue 8: Rick Swalla, DVM, recently talked with editors of Pig Health Today about the pork industry’s first vaccine to include two genotypes of porcine circovirus type 2 (PCV2) and the...

US pork industry’s first vaccine with two PCV2 genotypes announced at AASV

The US pork industry’s first vaccine to include two genotypes of porcine circovirus type 2 (PCV2) — 2a and 2b — was announced on the first day of the American Association of Swine...

How long do mycoplasma-negative herds stay negative?

Most hog farms successfully stamp out mycoplasma pneumonia when they work with their veterinarian to eliminate the disease. The challenge is preventing reinfection. 

Accurate Mycoplasma hyopneumoniae diagnosis challenging but essential

The diagnosis of Mycoplasma hyopneumoniae (M. hyo) infection remains challenging but can be made with confidence when a systematic approach is applied and the clinical picture aligns with laboratory...

How 50 swine vets plan to manage seasonal respiratory disease in the new VFD era

For as long as any pork producer can remember, fall’s arrival traditionally was a signal to add a respiratory antibiotic to the grower-finisher rations or, at the very least, pulse feed a...

Mycoplasma hyopneumoniae: Elimination or control?

By Clayton Johnson, DVM Carthage Veterinary Service Integrated Veterinary Network

PCV MH vaccines provide equal protection in study, but lung lesions, ADG, final weight differ

Three porcine circovirus (PCV) vaccines compared in a recent study equally protected pigs against PCV type 2d and Mycoplasma hyopneumoniae, but there were some significant differences in gross...

Mycoplasma hyopneumoniae: ‘Fix the gilts, fix Mycoplasma’

There’s a lot we think we know about M. hyo under field conditions, but there’s a paucity of peer-reviewed literature to support much of the conventional wisdom we swine veterinarians apply to...

Understanding swine flu’s diversity key to better control programs

The number of swine influenza cases as well as the diversity of circulating flu viruses have increased in the past several years, based on experience at Iowa State’s Veterinary Diagnostic...

Understanding risks for M. hyo disease can help protect US swine herds

By Maria Jose Clavijo, DVM, PhD Research Assistant Professor Department of Veterinary Diagnostics and Production Animal Medicine College of Veterinary Medicine Iowa State University, Ames,...

IAV-S elimination in breed-to-wean herds is challenging — but possible

Influenza A virus in swine (IAV-S) continues to present an ever-changing health challenge in breed-to-wean populations.

Prevent the spread of disease by properly cleaning water lines

One of the most basic — yet often overlooked — elements of pork production is water. A clean, safe palatable water supply ensures adequate hydration, encourages feed consumption and helps prevent...

Keep opportunistic bacterial challenges in pigs at bay

Bacterial challenges facing pigs can be traced back to other shortfalls that weaken their immune system.

M. hyo: Control or elimination?

Effective control of Mycoplasma hyopneumoniae (M. hyo) has to start in the breeding herd to prevent problems with the disease in finishers, according to Lucina Galina, DVM, director of technical...

Iowa veterinarian sees benefits to early PRRS vaccination

It takes 3 to 4 weeks for pigs to develop immunity against PRRSV after vaccination with a modified-live vaccine, so vaccinating early gives them the time they need to develop immunity by nursery age,...

Opportunistic pathogens prey on newly weaned pigs infected with a primary virus

Around 50% of pigs weaned today likely are infected with a primary viral pathogen, like porcine reproductive and respiratory syndrome (PRRS) or swine influenza, reported Cameron Schmitt, DVM,...

Proposed classification system to improve M. hyo control tested in commercial setting

By Lucina Galina Pantoja, DVM, PhD, Director, swine technical services, Zoetis

Snout wipes shown to be practical, efficient method for detecting swine influenza A

Snout wipes are a practical and efficient method of detecting influenza A virus in swine (IAV-S), according to a study presented at the 2017 annual meeting of the American Association of Swine...

Using diagnostics to optimize PCV2 vaccination

By Don McDermid, DVM, Swine Veterinary Services Manager, Zoetis, Kirkland, Quebec, Canada


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