Abortion is the delivery of a dead foal and its placenta before an age at which the foal would have been able to
survive independently
. This is usually taken to be up to day 300-310 of gestation.
Can you terminate a horses pregnancy?
Abortion is the delivery of a dead foal and its placenta before an age at which the foal would have been able to survive independently. This is usually taken to be up to
day 300-310 of gestation
. After 300-310 days, if a dead foal is delivered it is usually termed stillborn.
How do you terminate a pregnant mare?
Termination of pregnancy due to mismating in the mare is easily treated with
prostaglandin administration
to induce luteolysis from day 5 – 35 days when the mare is still dependent on luteal progesterone.
Is there an abortion pill for horses?
Misoprostol, which can cause abortion in humans, is
used to prevent or treat right dorsal colitis in horses
.
How do you stop a horse from getting pregnant?
Misoprostol, which can cause abortion in humans, is
used to prevent or treat right dorsal colitis in horses
.
Why does a horse abort?
Abortion in horses may result from a variety of causes. Infectious agents, such as bacteria, viruses or fungi, may
attack the fetus
or its membranes, resulting in fetal death and expulsion. Other factors attributable to the mare, fetus or external forces may also cause loss of the embryo or fetus.
When should you induce a mare?
The mare should meet the criteria for safe induction, and these are very important for the health of the mare and her foal and for legal reasons. The mare
must be at least 330 days of gestation
. She must have colostrum in the udder (specific gravity >1.030), relaxed sacrosciatic ligaments, and a relaxed cervix (ideal).
How can I terminate my dogs pregnancy at home?
Safe and effective termination of pregnancy is possible in both dogs and cats by administration of prostaglandin F
2alpha
(natural hormone) at
0.1 mg/kg, SC, three times a day for 48 hours followed by 0.2 mg/kg, SC, three times a day
to effect (until all fetuses are evacuated as confirmed by ultrasonography).
Is there an abortion pill for dogs?
Mifepristone
(RU486): This well-known drug acts as a progesterone antagonist. Small clinical trials have demonstrated that his drug is very effective in terminating canine pregnancy after 25-30 days of gestation, and without apparent adverse effects.
What is misoprostol used for in horses?
In horses, misoprostol has been shown to decrease gastric acid secretion, increase recovery of ischemia-injured equine jejunum, and is currently used to treat
NSAID-induced colitis and ulceration
(24–26). The anti-inflammatory properties of misoprostol, however, have yet to be studied in equine neutrophils.
How often do mares abort?
Mares may simply abort because nearby stallions other than the sire could be expected to kill the foal anyway. The rate of failed pregnancies among domestic horses –
37 per cent
– is far higher than that in domestic cattle – 3.6 per cent – and sheep – 7.5 per cent.
How many days are horses pregnant?
Normal mares have a broad range of gestation. It is very normal for mares to carry a fetus for 320 to 380 days. In general
330 days (11 months)
is the most commonly cited gestation length.
Can mares abort foals?
Mares may simply abort because nearby stallions other than the sire could be expected to kill the foal anyway
. The rate of failed pregnancies among domestic horses – 37 per cent – is far higher than that in domestic cattle – 3.6 per cent – and sheep – 7.5 per cent.
What is the most common cause of abortion in mares?
In the literature,
bacterial infections
are the most frequently described cause of abortion. Other important causes are infections with equine herpesvirus (EHV)-1 or -4, twin pregnancy and umbilical cord anomalies.
