(1) Cause:
1 Scars, abortions, and other external mechanical injuries, attacks on sows, and severe fright, etc., cause abortions in sows.
2 Sows suffer from infectious diseases, parasitic diseases, and critical periods of internal diseases such as stomach, intestine, heart, lung, and kidney.
3 Sow reproductive organs develop diseases.
4 After the sow is ill, improper use of large amounts of purgatives, diuretics, anesthetics, and other drugs that cause uterine contractions causes miscarriage.
5 highly inbreeding, prone to miscarriage.
5 improper feeding and management, lack of feed, protein, minerals and vitamins, moldy feed, frozen or spoilage, sow poisoning can cause abortion.
(2) Symptoms: Some sows have sudden abortions without obvious symptoms. Some days before the miscarriage, sows lost appetite, mental fatigue or anxiety, a slight increase in body temperature, breast swelling, vaginal mucous membrane congestion, after the outflow of amniotic fluid from the vulva or stained red secretions. The sow suffers from lying down and continues to blame. If the injury occurs early in pregnancy, the baby may be absorbed and not expelled. If it occurs in the middle or late period, it will produce less than a month's fetus or stillbirth.
(3) Prevention and control measures: strengthen feeding and management, prevent damage during pregnancy, supply full price nutrition, feed certain green feed, not feed on rotten, deteriorating foods, use drugs carefully during pregnancy, when signs of miscarriage are found The following drugs can be used to prevent and treat:
1 progesterone 10 to 30 mg, 1 intramuscular injection, once every 1 or every other day, can be used 2 to 3 times.
2 Angelica 30 grams, 15 grams of astragalus, peony 15 grams, Chuanxiong 10 grams, 30 grams of leaves, Atractylodes 10 grams, 60 ml of water to cook into the wine. 3 Hemp root 190 grams, Motherwort 125 grams, 30 grams of leaves, eggs, 3 total decoction.
(4) Protection of sows; discovery of abortion symptoms, use of drugs to treat the condition can not be stable, vaginal discharge continues to increase, increased anxiety and abortion, abortion can not be stopped, as soon as possible to promote the discharge of uterine contents in order to protect the sow and its reproductive tract Your health is not compromised. After the fetus is excreted, those with elevated body temperature still have to undergo systemic therapy. They can inject antibiotics such as penicillin and streptomycin. They can also take Chinese medicines to restore new life and promote body recovery: 20 grams of Codonopsis, 25 grams of Coptis , Angelica 30 grams, Chuanxiong 8 grams, peach kernel 10 grams, 8 grams of safflower, ginger 6 grams, 5 grams of licorice, rice wine, 50 milliliters of feeding.
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