Acetaminophen/Caffeine Side Effects

Please note - some side effects for Acetaminophen/Caffeine may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA at http://www.fda.gov/medwatch/ or 1-800-FDA-1088 (1-800-332-1088).

Side Effects of Acetaminophen/Caffeine - for the consumer

Acetaminophen/Caffeine/Phenyltoloxamine

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Acetaminophen/Caffeine/Phenyltoloxamine:

Anxiety; drowsiness; dry mouth, nose, or throat; heartburn; nausea; nervousness; thickening of mucus in the nose and throat; upset stomach.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); bloody or black stools; confusion; dark urine or pale stools; decreased urination; diarrhea; difficulty swallowing; dizziness; hearing loss; hoarseness; persistent sore throat or other signs of infection; ringing in the ears; severe stomach pain; unusual bruising or bleeding; unusual tiredness; vomiting; yellowing of the skin or eyes.

Acetaminophen/Caffeine/Pyrilamine

All medicines may cause side effects, but many people have no, or minor side effects. No COMMON side effects have been reported with Acetaminophen/Caffeine/Pyrilamine . Seek medical attention right away if any of these SEVERE side effects occur when using Acetaminophen/Caffeine/Pyrilamine:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); dark urine or pale stools; fast heartbeat; nervousness or irritability; unusual tiredness; yellowing of the skin or eyes.

Acetaminophen/Caffeine/Dihydrocodeine

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Acetaminophen/Caffeine/Dihydrocodeine:

Blurred vision; constipation; dizziness; drowsiness; exaggerated sense of well-being; feeling unwell or unhappy; flushing; lightheadedness; mental/mood changes; nausea; nervousness or anxiety; stomach pain; vision changes; vomiting.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); change in the amount of urine; dark urine; difficulty breathing; slow/irregular breathing; slow/irregular heartbeat; stomach pain; yellowing of the skin or eyes.

Acetaminophen/Caffeine/Magnesium Salicylate/Phenyltoloxamine

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Acetaminophen/Caffeine/Magnesium Salicylate/Phenyltoloxamine:

Anxiety; blurred vision; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; fast heartbeat; headache; heartburn; irritability; loss of appetite; nausea; nervousness; thickening of mucus in the nose and throat; trouble sleeping; upset stomach; vomiting.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); bloody or black stools; confusion; dark urine or pale stools; decreased coordination; decreased urination; difficulty swallowing; fainting; fever, chills, persistent sore throat, or other signs of infection; hearing loss; hoarseness; irregular heartbeat; muscle weakness; ringing in the ears; seizures; severe or persistent heartburn; severe, persistent, or recurring fast heartbeat; severe stomach pain; severe vomiting; shortness of breath; tremors; unusual bruising or bleeding; unusual tiredness; vomit that looks like coffee grounds; yellowing of the skin or eyes.

Acetaminophen/Caffeine

All medicines may cause side effects, but many people have no, or minor, side effects. Seek medical attention right away if any of these SEVERE side effects occur when using Acetaminophen/Caffeine:

Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); dark urine or pale stools; unusual tiredness; yellowing of the skin or eyes.

Acetaminophen/Caffeine/Salicylamide

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Acetaminophen/Caffeine/Salicylamide:

Anxiety or nervousness; dizziness; drowsiness; heartburn; nausea; upset stomach; vomiting.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); bloody or black stools; confusion; dark urine or pale stools; decreased urination; diarrhea; difficulty swallowing; dizziness; hearing loss; hoarseness; persistent sore throat or other signs of infection; ringing in the ears; severe or persistent vomiting; severe stomach pain; unusual bruising or bleeding; unusual tiredness; yellowing of the skin or eyes.

Acetaminophen/Caffeine/Isometheptene

All medicines may cause side effects, but many people have no, or minor, side effects. If any of the following most COMMON side effects continue or become bothersome when using Acetaminophen/Caffeine/Isometheptene, check with your doctor: Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Acetaminophen/Caffeine/Isometheptene:

Temporary dizziness.

Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); dark urine or pale stools; right-sided abdominal pain or tenderness; unusual fatigue; yellowing of the skin or eyes.

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