Question: what antihistamines are safe for dogs australia?
Answer: dexchlorpheniramine (Polaramine®) – this is a first gen. ... 
promethazine (Pherergan®) – this is also a first gen. ... 
fexofenadine (Telfast®) – this is a second gen. ... 
loratadine (Claratyne®) – also second gen. ... 
cetirizine (Zyrtec®) – also second gen.