The FLEX Family™ of swine vaccines puts you in control.

One FLEX family, six swine vaccines, multiple solutions...customized to your herd’s respiratory disease problems.

Customized Control for managing major respiratory diseases in your swine herd

One FLEX Family.
Six swine vaccines.

  • Porcine Circovirus Type 2 (PCV2) vaccine
  • Mycoplasma hyopneumoniae (M. hyo) vaccine
  • Porcine Reproductive & Respiratory Syndrome (PRRS) Modified Live Virus vaccine
  • PCV2 + M. hyo vaccine
  • PCV2 + M. hyo + Porcine Reproductive & Respiratory Syndrome (PRRS) Virus vaccine
  • M. hyo + Porcine Reproductive & Respiratory Syndrome (PRRS) Virus vaccine


No other vaccine company provides you more solutions and the ability to customize the control of major swine respiratory diseases within your system than Boehringer Ingelheim Vetmedica, Inc. (BIVI).

With six effective single-dose vaccines, you can select the right monovalent or combination vaccine that best fits your herd and disease management program.

FLEX Family™ Mixing Guides

Ingelvac CircoFLEX®

Utilizing PCA™ technology and ImpranFLEX™, Ingelvac CircoFLEX® is a leader in safe, consistent and effective control of PCVAD with a single dose.

Ingelvac MycoFLEX®

Proven safety, efficacy, and quick long-lasting immunity with a single dose. Ingelvac MycoFLEX® provides you the freedom to vaccinate for M. hyo when it is appropriate.


FLEXcombo® is the first single dose combination vaccine furthering the customized control of both PCV2 and M. hyo. Consistent disease control and safety are not compromised and lack of interference is proven.


3FLEX® is the only licensed combination vaccine proven safe and effective in controlling three major respiratory diseases PCV2, M.hyo and PRRS.

Ingelvac PRRS® MLV

Ingelvac PRRS® MLV has become a trusted tool to help control PRRSv in swine herds. It is safe to use throughout production systems in both pigs and breeding age females.


FLEXMycoPRRS™ the first-to-market combination vaccine in the U.S. to protect against Mycoplasma hyopneumoniae and PRRS in a single dose.

PQA Plus is a registered trademark of the National Pork Board, Des Moines, IA.

Ingelvac CircoFLEX, Ingelvac MycoFLEX, FLEXcombo, 3FLEX, FLEXMycoPRRS, Ingelvac PRRS, Enterisol Ileitis, ImpranFLEX, Ingelvac CircoFLEX-MycoFLEX and PCA are registered trademarks of Boehringer Ingelheim Vetmedica, GmbH, Ingelheim, Germany. Always read, understand and follow label directions.

Infection Chain, Prevention Chain and That’s How We Work are trademarks of Boehringer Ingelheim Vetmedica, Inc., St. Joseph, MO.