Biberberine for injection as veterinary herb medicine composite preparation and preparation technique and use thereof

The invention relates to a double coptis for injection as a veterinary herbal medicine compound preparation and a preparation technique as well as an application thereof. The compound preparation is made from the following parts of medicines by weight: 1250 portions to 3750 portions of honeysuckle, 1250 portions to 3750 portions of scutellaria and 2500 portions to 7500 portions of forsythia. Sustained release accessories contain 200 portions of hydroxypropyl methylcellulose and 100 portions of sodium carboxymethylcellulose. The containing of sustained release accessories can reduce injection times for large animals and the stress response of large animals. The veterinary herbal injection preparation has the functions of antiviral, antibacterial, anti-inflammatory and antipyretic analgesic effects, as well as improving immunity and the like, and can be applied to epidemic diarrhea, transmissible gastroenteritis, swine paratyphoid, septicemia caused by various diseases, cough, dyspnea, skin cyanosis, arthrocele, lameness, swine reproduction and respiratory disturbance syndrome and cow mastitis caused by streptococcosis, haemophilus parasuis infection, contagious pleuropneumonia, swine lung plague in veterinarian clinical practice.