Alahist DHC Side Effects
Generic Name: dihydrocodeine / phenylephrine
Note: This document contains side effect information about dihydrocodeine / phenylephrine. Some of the dosage forms listed on this page 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.
Some side effects of Alahist DHC may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.
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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