Histenol-Forte II Side Effects
Generic Name: acetaminophen / guaifenesin / phenylephrine
Note: This page contains information about the side effects of acetaminophen / guaifenesin / phenylephrine. Some of the dosage forms included on this document may not apply to the brand name Histenol-Forte II.
Applies to acetaminophen / guaifenesin / phenylephrine: liquid
Check with your doctor if any of these most COMMON side effects persist or become bothersome: Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Seek medical attention right away if any of these SEVERE side effects occur while taking acetaminophen / guaifenesin / phenylephrine:
Dizziness; drowsiness; excitability; headache; nausea; nervousness or anxiety; trouble sleeping.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); dark urine; difficulty urinating; fast or irregular heartbeat; hallucinations; loss of appetite; pale stools; seizures; severe dizziness, lightheadedness, or headache; stomach pain; tremor; yellowing of the skin or eyes.
Not all side effects for Histenol-Forte II may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.
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- Drug class: upper respiratory combinations