Drug Safety Information for MIFEPREX (Mifepristone)

REMS for Mifepristone (MIFEPRISTONE) Rx Drug: Safety Information Link

Shared FDA Risk Evaluation and Mitigation Strategy

REMS for Mifeprex (MIFEPRISTONE) Rx Drug: Safety Information Link

Shared FDA Risk Evaluation and Mitigation Strategy

FDA Safety-related Labeling Changes for KORLYM (MIFEPRISTONE) Rx Drug: Safety Information Link

Adverse Drug Reactions for MIFEPREX* (Mifepristone)

These charts and graphs are based on reports received through the FDA Adverse Event Reporting System (FAERS) program (see below).

Top 20 Adverse Effects Associated with MIFEPREX
(reported in FDA Medwatch/FAERS Reports)

  Side Effect # of FDA Reports
1Haemorrhage*1451
2Abortion incomplete1419
3Pregnancy536
4Anaemia504
5Pain*310
6Muscle spasms*307
7Menorrhagia264
8Dizziness254
9Nausea*241
10Pyrexia206
11Vomiting*204
12Abdominal pain*199
13Syncope164
14Endometritis134
15Fatigue109
16Asthenia95
17Vaginal haemorrhage89
18Headache85
19Infection70
20Chills*62

* This side effect also appears in "Top 10 Side Effects of MIFEPREX " in the drug's Review Summary based on AskaPatient reviews.

Top 10 Reasons for Taking MIFEPREX
(associated with FDA Medwatch/FAERS Reports)

Reason # of FDA Reports
1Abortion induced*7912
2Cushing's syndrome1174
3Pituitary-dependent cushing's syndrome385
4Abortion*209
5Product used for unknown indication87
6Hypercorticoidism41
7Ill-defined disorder29
8Maternal exposure during pregnancy13
9Hyperadrenocorticism12
10Pregnancy*12

*Also a top-10 reason in AskaPatient Review Summary.


Types of Adverse Events for MIFEPREX

Total Reports Filed with FDA: 10449


Number of FDA Adverse Event Reports by Patient Age for MIFEPREX

Total Reports Filed with FDA: 10449*


* Reports for drugs with the same active ingredients have been aggregated in this analysis: Mifepristone (Ru 486, Ru-486, Mifegyne, Korlym, Mifeprex)

Charts are based on 10449 reports filed with the FDA between 2004 and June 2015.

Adverse Event Reports are submitted to the FDA by pharmaceutical companies (mandatory reporting is required by manufacturers, distributors, or importers), health care providers such as doctors (voluntary reporting), and by patients themselves (voluntary reporting). More Information on FDA MedWatch (FDA Safety Information and Adverse Event Reporting Program)Voluntary reporting takes place under the FDA's MedWatch program, where health care professionals and consumers submit reports to FDA when they find a problem with a drug, medical device, biologic, or other FDA-regulated product. An adverse event is any undesirable experience or extreme side effect associated with the use of a medical product. Adverse events include: death, life threatening event, hospitalization, disability or permanent damage, congenital anomaly or birth defect, medical product use requiring a surgical or other intervention, or other serious medical situation believed to be caused by the drug.

Click to go back to search results and MIFEPREX Reviews and Review Summary .

Historical Analytics of FDA Adverse Event Reports Provided by Druginformer.com. FDA Drug Safety Information, including safety-related labeling updates, required post-approval safety studies, risk evaluation management strategies (REMS), alerts, and recalls are compiled by AskaPatient.com from the U.S. Food and Drug Administration.