Drug Safety Information for ZONEGRAN (Zonisamide)

FDA Safety-related Labeling Changes for ZONEGRAN (ZONISAMIDE) Rx Drug: Safety Information Link

Adverse Drug Reactions for ZONEGRAN* (Zonisamide)

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 ZONEGRAN
(reported in FDA Medwatch/FAERS Reports)

  Side Effect # of FDA Reports
1Convulsion719
2Drug ineffective251
3Pyrexia169
4Condition aggravated168
5Nausea167
6Drug interaction162
7Headache*157
8Rash155
9Dizziness153
10Vomiting153
11Fall145
12Fatigue*142
13Somnolence*134
14Depression*129
15Anxiety*126
16Grand mal convulsion117
17Insomnia*110
18Pain110
19Weight decreased*109
20Pneumonia108

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

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

Reason # of FDA Reports
1Epilepsy*2834
2Product used for unknown indication1667
3Convulsion*1504
4Migraine*351
5Parkinson's disease235
6Convulsion prophylaxis183
7Partial seizures139
8Complex partial seizures129
9Tremor88
10Maternal exposure during pregnancy84

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


Types of Adverse Events for ZONEGRAN

Total Reports Filed with FDA: 18302


Number of FDA Adverse Event Reports by Patient Age for ZONEGRAN

Total Reports Filed with FDA: 18302*


* Reports for drugs with the same active ingredients have been aggregated in this analysis: Zonisamide (Zonisamide, Zonegran)

Charts are based on 18302 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 ZONEGRAN 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.