Progesterone capsules and progesterone soft capsules, there is no obvious difference from the drug composition, only the difference in the drug packaging. Progesterone capsules and progesterone soft capsules belong to the progesterone class of drugs, in clinical often used in the treatment of pre-eclampsia and habitual abortion, can also be used in the treatment of amenorrhea, menstrual irregularities, abnormal uterine bleeding. Progesterone capsules are safe and convenient to take, and there are usually no obvious side effects after a short dose, but some women can experience drowsiness, weakness, dizziness and nausea after taking the drug. In order to reduce the occurrence of this side effect, you can change the time of taking the drug, or appropriate to reduce the dose of the drug, for example, you can change from taking the drug during the day to take the drug at night before bedtime, to reduce drowsiness, weakness, nausea symptoms.