If you experience any of the above-mentioned severe side effects, call your doctor right away. If you experience any strange side effects while taking this medication, contact your doctor right away. The Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program is available online at http://www.fda.gov/Safety/MedWatch or by phone at 1-800-332-1088 if you or your doctor notice a serious side effect. It is not known if progesterone increases the risk of tumors in humans. Atypical blood clotting may be brought on by medications like progesterone. Additional side effects of progesterone are possible. Progesterone may cause side effects. The dangers of using this medication should be discussed with your doctor. Tell your doctor if any of these symptoms persist or are severe, including: headache, breast tenderness or pain, upset stomach, vomiting, diarrhea, constipation, mood swings, excessive worrying, runny nose, sneezing, coughing, vaginal discharge issues, breast lumps, severe dizziness or faintness, slow or difficult speech, weakness or numbness in an arm or leg, lack of coordination or loss of balance, and shortness of breath. The following signs and symptoms are uncommon, but if you notice any of them, you should see a doctor right away: headache, breast tenderness or pain, upset stomach, vomiting, diarrhea, constipation, tiredness, muscle, joint, or bone pain, mood swings, excessive worrying, runny nose, sneezing, coughing, vaginal discharge issues, urinating breast lumps, severe dizziness or faintness, slow or difficult speech, weakness or numbness in an Serious issues could result from this by cutting off the blood supply to the brain, heart, lungs, or eyes.
Tell your doctor about all the medicines you take, including prescription and non-prescription medicines, vitamins, and herbal supplements.
Blood clots. If you have ever experienced depression or any other psychiatric disorders, speak with your doctor. Depression. If you experience sudden new severe headaches, changes in vision or speech, or any of these, stop using and seek medical attention right away. If you experience pain, tenderness, or a warm feeling in your extremities, pain in your calf when you stretch your toes upward, or if your skin turns pale or bluish, stop using the medication right away and seek medical attention. If you experience severe chest pain or pain in your legs along with or without shortness of breath, weakness, or fatigue, stop using and seek medical attention right away. Do not drive or operate heavy machinery until you know how progesterone affects you. Progesterone should not be taken if you have any of the following conditions: unusual vaginal bleeding, active cancer, liver disease, allergy to progesterone or any of its ingredients, pregnancy, or a strong suspicion of becoming pregnant. Progesterone capsules should not be taken if you have a peanut allergy. Another side effect of progesterone is drowsiness or vertigo. Heart attacks are among the serious side effects associated with progesterone that have been documented. Strokes.