If you get dizzy after taking progesterone, it is mainly caused by the side effects of progesterone. It is recommended to sleep immediately after taking it orally at night so that the dizziness can be avoided. Because every drug has side effects, some side effects of the drug may cause gastrointestinal reactions, such as the occurrence of nausea and vomiting. Some drugs can cause dizziness, and others may cause diarrhea, so the side effects of each drug are different. The clinical side effect of progesterone is that it can cause dizziness, which usually occurs 1-3 hours after taking the drug and can lead to fainting in severe cases, so it must be taken orally before going to bed. In addition, oral progesterone is best taken under the guidance of a doctor, because progesterone belongs to progesterone, which can treat progesterone deficiency causing pre-eclampsia, or menstrual disorders caused by luteal insufficiency, or the role of menstruation.