Do not use Diclofenac if:

• you are allergic to any ingredient in Diclofenac;
• you have had a severe allergic reaction (e.g., severe rash, hives, breathing difficulties, dizziness) to another NSAID (e.g., ibuprofen, naproxen, celecoxib) or aspirin.

• Diclofenac may cause dizziness or blurred vision. These effects may be worse if you take it with alcohol or certain medicines. Use Diclofenac with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
• Before you start any new medicine, check the label to see if it has diclofenac or another nonsteroidal anti-inflammatory drug (NSAID) medicine in it too. If it does or if you are not sure, check with your doctor or pharmacist.
• Diclofenac should not be used in children; safety and effectiveness in children have not been confirmed.
• Pregnancy and breast-feeding: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Diclofenac while you are pregnant. It is not known if Diclofenac is found in breast milk. Do not breast-feed while using Diclofenac.

Check with your doctor if any of these most common side effects persist or become bothersome:

• burning or stinging; discharge; eye redness, irritation, or itching.

• severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); blurred or distorted vision; eye infection; eyelid swelling or redness; sensitivity to glare or light.

Diclofenac is to be used only by the patient for whom it is prescribed. Do not share it with other people.
If your symptoms do not improve or if they become worse, check with your doctor.