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Flector Patch Side Effects Center
Pharmacy Editor: Melissa Conrad Stöppler, MD
Flector patch (diclofenac epolamine) contains a nonsteroidal anti-inflammatory medication, diclofenac, used as a pain reliver. It is indicated for the topical treatment of acute pain due to minor strains, sprains, and contusions. It is applied to the skin. Side effects can include dryness, itching, peeling, or scaling of treated skin. Other side effects can also occur.
Starting at 30 weeks gestation, Flector Patch and other NSAIDs should be avoided by pregnant women as premature closure of the ductus arteriosus in the fetus may occur. It is not known whether this drug is excreted in human milk.
Our Flector patch Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.
What is Patient Information in Detail?
Easy-to-read and understand detailed drug information and pill images for the patient or caregiver from Cerner Multum.
Flector Patch in Detail - Patient Information: Side Effects
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Although the risk of serious side effects is low when diclofenac is applied to the skin, you should be aware of side effects that can occur if the medication is absorbed into your bloodstream.
Stop using this medicine and call your doctor at once if you have a serious side effect such as:
- chest pain, slurred speech, problems with vision or balance, and feeling weak or short of breath;
- bloody or tarry stools, coughing up blood or vomit that looks like coffee grounds;
- fever, chills, body aches, flu symptoms;
- pale or yellowed skin, dark colored urine, confusion;
- swelling or rapid weight gain;
- urinating less than usual or not at all;
- nausea, upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes);
- skin rash, bruising, severe tingling, numbness, pain, muscle weakness;
- fever, sore throat, and headache with a severe blistering, peeling, and red skin rash; or
- the first sign of any skin rash, no matter how mild.
Less serious side effects may include:
- mild nausea, vomiting;
- diarrhea, constipation;
- upset stomach, heartburn, gas;
- dizziness; or
- mild itching, burning, redness, or other skin irritation where the patch was worn.
Read the entire detailed patient monograph for Flector Patch (Diclofenac Epolamine Topical Patch)
What is Patient Information Overview?
A concise overview of the drug for the patient or caregiver from First DataBank.
Flector Patch Overview - Patient Information: Side Effects
Itching, burning, irritation, redness, or dry skin may occur at the application site. Nausea or change in taste may also occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects, including: swelling of the ankles/feet/hands (edema), sudden/unexplained weight gain, unusual tiredness, change in the amount of urine.
This drug may rarely cause serious (possibly fatal) liver problems. Get medical help right away if you have any symptoms of liver damage, including: dark urine, persistent nausea/vomiting/loss of appetite, stomach/abdominal pain, yellowing eyes/skin.
A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Read the entire patient information overview for Flector Patch (Diclofenac Epolamine Topical Patch)
What is Prescribing information?
The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.
Flector Patch FDA Prescribing Information: Side Effects
Clinical Studies Experience
Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice.
In controlled trials during the premarketing development of Flector Patch (diclofenac epolamine topical patch) , approximately 600 patients with minor sprains, strains, and contusions have been treated with Flector Patch (diclofenac epolamine topical patch) for up to two weeks.
Adverse Events Leading to Discontinuation of Treatment
In the controlled trials, 3% of patients in both the Flector Patch (diclofenac epolamine topical patch) and placebo patch groups discontinued treatment due to an adverse event. The most common adverse events leading to discontinuation were application site reactions, occurring in 2% of both the Flector Patch (diclofenac epolamine topical patch) and placebo patch groups. Application site reactions leading to dropout included pruritus, dermatitis, and burning.
Common Adverse Events
Overall, the most common adverse events associated with Flector Patch (diclofenac epolamine topical patch) treatment were skin reactions at the site of treatment.
Table 1 lists all adverse events, regardless of causality, occurring in ≥ 1% of patients in controlled trials of Flector Patch (diclofenac epolamine topical patch) . A majority of patients treated with Flector Patch (diclofenac epolamine topical patch) had adverse events with a maximum intensity of "mild" or "moderate."
Table 1. Common Adverse Events (by body system and preferred
term) in ≥ 1% of Patients treated with Flector Patch (diclofenac epolamine topical patch) or Placebo Patch1
|Application Site Conditions||64||11||70||12|
|Nervous System Disorders||13||2||18||3|
| 1 The table lists adverse events occurring in
placebo-treated patients because the placebo-patch was comprised of the
same ingredients as Flector Patch (diclofenac epolamine topical patch) except for diclofenac. Adverse events
in the placebo group may therefore reflect effects of the non-active ingredients.
2 Includes: application site dryness, irritation, erythema, atrophy, discoloration, hyperhidriosis, and vesicles.
3 Includes: gastritis, vomiting, diarrhea, constipation, upper abdominal pain, and dry mouth.
4 Includes: hypoaesthesia, dizziness, and hyperkinesias.
Foreign labeling describes that dermal allergic reactions may occur with Flector Patch treatment. Additionally, the treated area may become irritated or develop itching, erythema, edema, vesicles, or abnormal sensation.
Read the entire FDA prescribing information for Flector Patch (Diclofenac Epolamine Topical Patch)
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