acetaminophen, caffeine, and magnesium salic... Health Article

• black, bloody, or tarry stools;

• coughing up blood or vomit that looks like coffee grounds;

• nausea, stomach pain, low fever, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes);

• easy bruising or bleeding;

• agitation, confusion, or hallucinations; or

• seizure (convulsions).

Keep taking the medication and talk with your doctor if you have any of these less serious side effects:

• mild nausea, vomiting, indigestion, or upset stomach;

• ringing in your ears; or

• trouble sleeping (insomnia).

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

What other drugs will affect acetaminophen, caffeine, and magnesium salicylate?

Before using this medication, tell your doctor if you are using any of the following drugs:

• a blood thinner such as warfarin (Coumadin), heparin, enoxaparin (Lovenox), dalteparin (Fragmin), danaparoid (Orgaran), ardeparin (Normiflo), or tinzaparin (Innohep);

• choline and magnesium salicylate (Trilisate, Tricosal), or salsalate (Disalcid);

• salicylates such as aspirin, Disalcid, Doan's Pills, Dolobid, Salflex, Tricosal, and others; or

• medication used to prevent blood clots, such as alteplase (Activase), anistreplase (Eminase), dipyridamole (Persantine), streptokinase (Kabikinase, Streptase), ticlopidine (Ticlid), and urokinase (Abbokinase).

If you are using any of these drugs, you may not be able to use acetaminophen, caffeine, and magnesium salicylate, or you may need dosage adjustments or special tests during treatment.

There may be other drugs not listed that can affect acetaminophen, caffeine, and magnesium salicylate. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.

Where can I get more information?

Your pharmacist has information about acetaminophen, caffeine, and magnesium salicylate written for health professionals that you may read.

What does my medication look like?

Acetaminophen, caffeine, and magnesium salicylate is available over-the-counter under the brand name KneeRelief. Ask your pharmacist any questions you have about this medication, especially if it is new to you.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.