Dizziness after taking the emergency contraceptive pill is usually caused by the side effects of the drug and most of them do not require special treatment, and the dizziness usually disappears on its own after 24 hours. However, if it persistently worsens, you can go to the hospital for consultation or treatment. In addition, the emergency contraceptive pill may cause nausea, vomiting, localized breast pain, or fatigue, headache and other related symptoms in clinical practice. It is very effective and has no side effects.