The majority of farmers must pay attention to the sow's medication problems: 1. Urinary furosemide (furosemide) is banned in animals during the first trimester of pregnancy (within 45 days) because diuretic drugs can cause dehydration of the uterus and cause embryonic detachment. Antihypertensive drugs, such as reserpine, placenta penetrability is very strong, easily lead to miscarriage, pregnant animals banned. 2. Antipyretic analgesics are essential in the veterinary world. However, phenylbutazone (bupropanone) is the most toxic and can easily cause gastrointestinal reactions, liver and kidney damage, sodium and water retention, and can easily cause miscarriage, so it is prohibited. Secondly, sodium salicylate and aspirin have anticoagulant effects and are prone to induce abortion. Therefore, pregnant animals are prohibited. Other antipyretic drugs can be used in quantities, and they should not be used at will. 3, antibiotics, streptomycin, toxic to the fetus, easily lead to weak, try to avoid the use. Tilmicosin injection, placenta penetration is very strong, easily lead to miscarriage, pregnant animals banned. 4, hormone drugs, testosterone propionate, diethylstilbestrol, PG, dexamethasone, can easily lead to miscarriage, pregnant animals banned. Hydrocortisone can be used as appropriate. 5, pseudocholinergic drugs: such as carbachol, pilocarpine, trichlorfon, etc., can easily lead to increased uterine smooth muscle excitability, pregnant animals disabled. 6, uterine contraction drugs: such as oxytocin, pituitrin and so on. 7, safflower, angelica, etc., have the role of excitement of the uterus, easy to cause miscarriage, premature delivery. Rhubarb, Glauber's salt, and Croton can cause intense contraction of the uterus by irritating the intestines, leading to miscarriage and premature birth. In addition, the blood-breaking drugs, diarrhea, under the attack of water-based drugs, Tongqiao take medicine, although clinically not commonly used, but it should not be used. Ningbo Siny Medical Technology Co., Ltd , https://www.sinymedical.com