Watchful waiting. The very period of expectation is called expectant management. It lets the miscarriage end in its natural way while the woman’s doctor would watch for and treat any possible complication.
Medicine application. There exist such medicines, which help the uterus to get empty.
Dilation and curettage (D&C) procedure. With the help of this surgical procedure the uterus gets cleaned off from the fetal tissue. A D&C procedure is considered to be the quickest way of treatment for a miscarriage.   
Removal of the uterus (hysterectomy) is needed in extremely rare cases, when a woman has severe uncontrollable bleeding or severe infection, which is not able to be cured with antibiotics. 

Self-Care at Home
In case if a woman is not sure whether she is pregnant or not, it is possible to confirm or exclude pregnancy with the help of a home pregnancy test.
When the test shows negative result, then any bleeding and / or cramping should be discussed with the woman’s health care provider.

When the test shows positive result, and if a woman experiences bleeding and / or cramping, then she should have a rest and avoid having sexual intercourse and take acetaminophen. It should also be noted that this medicine is possible to be taken at any time during pregnancy, as it is considered to be quite a harmless one. And such drugs as aspirin, ibuprofen (Motrin or Advil), as well as naproxen (Aleve) should never be taken during pregnancy term. In addition, it is necessary to get in touch with the doctor immediately.

Actually, nothing can be done to prevent a miscarriage from occurring, as it is the body’s way of ending a pregnancy, which usually started badly, at the earliest stage of cell division. For a woman it is extremely advisable to be aware of all definite, as well as of possible miscarriage symptoms, so that she can seek medical evaluation.

In case if a woman is pregnant and when she experiences severe vaginal bleeding and if there are any signs of shock, then she is to call either her doctor, or 911, or any other emergency service immediately. To early symptoms of shock may be referred:
• Lightheadedness and / or a feeling that a person is about to pass out;
• Shallow and rapid breathing;
• Confusion, signs of fear, restlessness;
• Weakness;
• Nausea, vomiting;
• Thirst;
• Abnormal heart rate increase.

A woman should better call dial her doctor’s number, if she is pregnant and began to experience any vaginal bleeding and / or cramping pain in the abdominal, pelvic or lower back areas. It is possible that a doctor may ask a woman to have any expelled clots of tissue collected, if it is possible to do. Any tissue like this is to be put into a clean container. With the help of these clots’ examination, it may be possible to determine whether the fetal tissue has passed or whether it is still in the uterus.