Sulfamethazine; Chlortetracycline As Calcium Complex (Biomass)

10 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.
10
Total Reports
3
Deaths Reported
3000.0%
Death Rate

Active Ingredients

Sulfamethazine; Chlortetracycline As Calcium Complex (Biomass)

Administration Routes

OralUnknown

Species Affected

Cattle 8
Horse 1
Unknown 1

Most Affected Breeds

Holstein-Friesian also known as Holstein 3
Cattle (other) 3
Jersey 1
Quarter Horse 1
Unknown 1
Mixed (Cattle) 1

Most Reported Reactions

No sign 4
Lack of efficacy (bacteria) - NOS 2
Increased mortality rate 1
Death by euthanasia 1
NT - Abnormal necropsy finding NOS 1
Abscess NOS 1
Pulmonary disorder NOS 1
Lack of efficacy (protozoa) - Coccidia 1
Containers, Damaged 1
Closure, Abnormal 1
Diarrhoea 1
Respiratory tract infection NOS 1

Outcome Breakdown

Outcome Unknown
7 (53.8%)
Died
3 (23.1%)
Ongoing
2 (15.4%)
Euthanized
1 (7.7%)

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