Ryna-12X Side Effects

Generic Name: guaifenesin / phenylephrine / pyrilamine

Note: This page contains side effects data for the generic drug guaifenesin / phenylephrine / pyrilamine. It is possible that some of the dosage forms included below may not apply to the brand name Ryna-12X.

For the Consumer

Applies to guaifenesin / phenylephrine / pyrilamine: suspension, tablets

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

Constipation; diarrhea; dizziness; drowsiness; excitability; headache; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.

Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); difficulty urinating or inability to urinate; fast or irregular heartbeat; hallucinations; seizures; severe dizziness, lightheadedness, or headache; tremor; trouble sleeping; vision changes.

For Healthcare Professionals

Applies to guaifenesin / phenylephrine / pyrilamine: oral suspension, oral tablet

Nervous system

Nervous system side effects have included nervousness, restlessness, headache, drowsiness, and sedation.^[Ref]

Gastrointestinal

Gastrointestinal side effects have included nausea and vomiting.^[Ref]

Dermatologic

Dermatologic side effects have included rash, in addition to urticaria.^[Ref]

General

General side effects have included dryness of mucous membranes.^[Ref]

It is possible that some side effects of Ryna-12X may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.

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