In veterinary clinical practice, correct diagnosis is very important, but the use of therapeutic drugs is the most critical. If fake drugs are used, not only will the disease not be cured, but it will also cause damage to the cows. Therefore, it is important to identify the authenticity of veterinary drugs. .

1. Check whether the packaging of veterinary drug products has a registered trademark and approval number. Generally, if approved by the Ministry of Agriculture, "agriculture" will be added before the word "veterinary drug". For those approved by the province, add the abbreviation of the province before the word “veterinary drug”. Then check whether there is an instruction manual, and whether the instruction manual contains the drug's product name, specifications, manufacturer, product batch number, main ingredients, indications, dosage, contraindications, adverse reactions, precautions, etc.

2. Check whether the packaging seal is complete and whether there is any damage.

3. Check whether there is an expiration date and production batch number. Veterinary drugs should be used within the expiration date.

4. Visually inspect the veterinary medicine to see if there are any abnormalities. For aqueous solutions, check whether they are discolored, precipitated, crystallized, turbid, moldy, etc.; for powders, check whether they are hygroscopic, moldy, discolored, etc.; for tablets, check whether they are damp, discolored, deformed, moldy, etc.; for powder injections, check whether they are discolored, deliquescent, agglomerated, or moldy. etc.; check whether tinctures and emulsions are layered, precipitated, smelly, etc.