Altrenogest

86 adverse event reports submitted to the FDA

Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.

Total Reports

Deaths Reported

230.0%

Death Rate

Active Ingredients

Altrenogest

Administration Routes

UnknownOralTopical

Species Affected

Unknown 35

Horse 23

Human 18

Pig 10

Most Affected Breeds

Unknown 53

Quarter Horse 6

Pig (unknown) 6

Horse (unknown) 5

Arab 2

Warmblood - Dutch 2

Crossbred Porcine/Pig 2

Mixed (Pig) 1

Belgian Draft, also called Brabant or Brabants trekpaard 1

Welsh Pony 1

Most Reported Reactions

Unclassifiable adverse event 19

Accidental exposure 17

Containers, Leaking 16

INEFFECTIVE, ESTRUS SUPPRESSIO 8

Rash 5

Vials, Leaking 5

Closure, Abnormal 5

Caps, Abnormal 4

Abdominal pain 4

INEFFECTIVE, ESTRUS SYNCHRONIZ 4

Disorders of menstrual cycle NOS 4

Restlessness 4

Outcome Breakdown

Outcome Unknown

6 (42.9%)

Ongoing

5 (35.7%)

Died

1 (7.1%)

Euthanized

1 (7.1%)

Recovered/Normal

1 (7.1%)

Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.