Alahist DHC Side Effects
Generic Name: dihydrocodeine / phenylephrine
Note: This page contains information about the side effects of dihydrocodeine / phenylephrine. Some of the dosage forms included on this document may not apply to the brand name Alahist DHC.
Applies to dihydrocodeine / phenylephrine: oral liquid
Nervous system side effects have included light-headedness, dizziness, drowsiness, headache, fatigue, sedation, confusion, hallucinations, vivid dreams, severe narcosis, lassitude, giddiness, increased irritability, and excitement.[Ref]
Gastrointestinal side effects have included nausea, vomiting, constipation, abdominal pain, dry mouth, indigestion, anorexia, and spasm of biliary tract.[Ref]
Dermatologic side effects have included sweating, pruritis, and skin reactions.[Ref]
Renal side effects have included granulomatous interstitial nephritis and acute renal failure.[Ref]
Cardiovascular side effects have included orthostatic hypotension and cardiac palpitations.[Ref]
Respiratory side effects have included cough suppression.[Ref]
Ocular side effects have included blurred vision.[Ref]
Hypersensitivity side effects have included anaphylactoid reactions.[Ref]
Genitourinary side effects have included urinary retention.[Ref]
1. "Product Information. Alahist DHC (dihydrocodeine-phenylephrine)." Poly Pharmaceuticals Inc, Quitman, MS.
Not all side effects for Alahist DHC 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 Alahist DHC (dihydrocodeine / phenylephrine)
- Side Effects
- During Pregnancy
- Drug Interactions
- Support Group
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- Drug class: upper respiratory combinations
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