Endal CD (old formulation) Side Effects
Generic Name: codeine / diphenhydramine / phenylephrine
Note: This page contains information about the side effects of codeine / diphenhydramine / phenylephrine. Some of the dosage forms included on this document may not apply to the brand name Endal CD (old formulation).
For the Consumer
Applies to codeine / diphenhydramine / phenylephrine: solution, syrup
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 codeine / diphenhydramine / phenylephrine:
Constipation; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; excitability; headache; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); confusion; difficulty urinating or inability to urinate; fast or irregular heartbeat; hallucinations; mental or mood changes (eg, irritability); persistent trouble sleeping; restlessness; seizures; severe dizziness, lightheadedness, or headache; severe drowsiness; tremor; vision changes or blurred vision.
For Healthcare Professionals
Applies to codeine / diphenhydramine / phenylephrine: oral syrup
Nervous system side effects have included drowsiness, dizziness, headache, nervousness, restlessness, impairment of mental performance, weakness, mental clouding, lethargy, anxiety, convulsions, CNS depression, tremor, and insomnia.[Ref]
Psychiatric side effects have included fear, dysphoria, psychic dependence, feeling of well-being, confusion, and mood changes.[Ref]
Cardiovascular side effects have included tachycardia, palpitations, arrhythmias, change in heart rate, and cardiovascular collapse with hypotension.[Ref]
Gastrointestinal side effects have included loss of appetite, nausea, constipation, dry mouth, anorexia, vomiting, and heartburn.[Ref]
Genitourinary side effects have included dysuria, polyuria, ureteral spasm, spasm of vesical sphincters, urinary disturbances, and urinary retention.[Ref]
Respiratory side effects have included respiratory difficulty and respiratory depression.[Ref]
Dermatologic side effects have included increased sweating, pallor, skin hash, hives, swelling of face, and dermatitis.[Ref]
Ocular side effects have included blurring of vision and visual disturbances.[Ref]
1. "Product Information. Endal CD (codeine / diphenhydramine / phenylephrine)." Tiber Laboratories, Suwanee, GA.
Not all side effects for Endal CD (old formulation) may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.
More about Endal CD (old formulation) (codeine / diphenhydramine / phenylephrine)
- Side Effects
- During Pregnancy
- Drug Interactions
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- Drug class: upper respiratory combinations
Other brands: Airacof
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