Get emergency medical help if you have signs of an allergic reaction (sneezing, runny or stuffy nose, hives, wheezing or trouble breathing, swelling in your face or throat) or a severe skin reaction (fever, sore throat, burning eyes, skin pain, red or purple skin rash with blistering and peeling).
Get emergency medical help if you have signs of a heart attack or stroke: chest pain spreading to your jaw or shoulder, sudden numbness or weakness on one side of the body, slurred speech, feeling short of breath.
Stop using ketoprofen and call your doctor at once if you have:
shortness of breath (even with mild exertion);
swelling or rapid weight gain;
nausea, diarrhea, flu-like symptoms (fever, swollen glands, muscle aches, severe weakness);
a skin rash, no matter how mild;
signs of stomach bleeding--bloody or tarry stools, coughing up blood or vomit that looks like coffee grounds;
liver problems--loss of appetite, stomach pain (upper right side), tiredness, itching, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes);
kidney problems--little or no urination, swelling in your feet or ankles, feeling tired or short of breath; or
low red blood cells (anemia)--pale skin, unusual tiredness, feeling light-headed or short of breath, cold hands and feet.
Common side effects may include:
heartburn, stomach pain, gas, nausea, vomiting;
diarrhea, constipation; or
dizziness.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Ketoprofen side effects (more detail)
