Cat
548 reported events
openFDA
Top reactions: Vomiting (144) · Weight loss (97) · Lethargy (see also Central nervous system depression in 'Neurological') (63) · Elevated alanine aminotransferase (ALT) (61) · Anorexia (49)
active substance
Thiamazole — veterinary medicines
Authorised animal medicines containing Thiamazole across national registers. Regulatory residue limits (MRL) and antimicrobial-resistance surveillance are shown when on record. This is a neutral reference and does not provide dosing or veterinary advice.
Reference information only — not veterinary advice and not a dosing source. Always consult a licensed veterinarian before giving any medicine to an animal.
Target species
Cats
Authorised products
41 authorised products across national registers.
France — ANSES-ANMV
- APELKA 5 MG/ML SOLUTION BUVABLE POUR CHATS
- FELIMAZOLE 1,25 MG COMPRIMES ENROBES POUR CHATS
- FELIMAZOLE 2,5 MG COMPRIMES ENROBES POUR CHATS
- FELIMAZOLE 5 MG COMPRIMES ENROBES POUR CHATS
- FELIMAZOLE 5 MG/ML SOLUTION BUVABLE POUR CHATS
- PURMAZOLE 5 MG/ML SOLUTION BUVABLE POUR CHATS
- THIAFELINE 2,5 MG COMPRIMES PELLICULES POUR CHATS
- THIAFELINE 5 MG COMPRIMES PELLICULES POUR CHATS
- THIAMACARE 10 MG/ML SOLUTION BUVABLE POUR CHATS
- THIAMAVANCE 10 MG/ML SOLUTION BUVABLE POUR CHATS
- THYRASOL 5 MG/ML SOLUTION BUVABLE POUR CHATS
Australia — APVMA PUBCRIS
United Kingdom — VMD
- Felimazole 1.25 mg Coated Tablets for Cats · 2 pack sizes
- Felimazole 2.5 mg Coated Tablets for Cats · 2 pack sizes
- Felimazole 5 mg Coated Tablets for Cats · 2 pack sizes
- Felimazole 5 mg/ml Oral Solution for Cats · 2 pack sizes
- Normazole 5 mg/ml Oral Solution for Cats · 2 pack sizes
- Purmazole 5 mg/ml Oral Solution for Cats
- Thiafeline 2.5 mg Film-coated Tablets for Cats · 2 pack sizes
- Thiafeline 5 mg Film-coated Tablets for Cats · 2 pack sizes
- Thiamacare 10 mg/ml Oral Solution for Cats · 2 pack sizes
- Thiamapet 10 mg/ml Oral Solution for Cats · 2 pack sizes
- Thiamavance 10 mg/ml Oral Solution for Cats · 2 pack sizes
- Thyrasol 5 mg/ml, Oral Solution for Cats · 2 pack sizes
- Thyronorm 5 mg/ml Oral Solution for Cats · 2 pack sizes
Residue limits (MRL)
No residue limits (MRL) are recorded for this substance.
Antimicrobial resistance surveillance
No antimicrobial-resistance surveillance is recorded for this substance.
Reported adverse events (openFDA)
Spontaneous adverse-event reports that name Thiamazole, by species — reported counts, not proven reactions.
Source: openFDA Animal & Veterinary adverse-event reports.
Surveillance reference only — these are spontaneous adverse-event report counts, not proven adverse reactions, not causation and not a measure of any product's risk or safety. Always consult a licensed veterinarian.
Get free recall alerts
Reading about Thiamazole? Pet products get recalled all the time — get a free email when a new pet-relevant recall is published. Unsubscribe any time.
Opt-in only: we store your email, language, optional species filter and the page you signed up on, and send a welcome email with a one-click unsubscribe link. We never share your address.