Nalex-DH Side Effects
Generic name: hydrocodone / phenylephrine
Note: This document contains side effect information about hydrocodone / phenylephrine. Some dosage forms listed on this page may not apply to the brand name Nalex-DH.
Applies to hydrocodone/phenylephrine: oral liquid, oral syrup.
General
The most common adverse events were occasional drowsiness, dry mouth, blurred vision, dizziness, mild mental stimulation, and gastric irritation.[Ref]
Nervous system
Rare (less than 0.1%): Occasional drowsiness, dizziness, mild mental stimulation
Postmarketing reports: Convulsions[Ref]
Respiratory
Postmarketing reports: Breathing difficulties[Ref]
Genitourinary
Postmarketing reports: Urinary retention, androgen deficiency[Ref]
Androgen deficiency:
-Chronic opioid use may affect the hypothalamic-pituitary-gonadal axis leading to androgen deficiency.
-Symptoms may include low libido, impotence, erectile dysfunction, amenorrhea, and infertility.
-Opioids role in androgen deficiency have not been evaluated where other factors (medical, physical, lifestyle, psychological) have been adequately controlled.
-Perform laboratory evaluation for symptoms of androgen deficiency.[Ref]
Psychiatric
Rare (less than 0.1%): Mild mental stimulation
Postmarketing reports: Hallucinations[Ref]
Cardiovascular
Postmarketing reports: Rapid heart rate, reflex bradycardia[Ref]
Ocular
Rare (less than 0.1%): Blurred vision[Ref]
Hypersensitivity
Postmarketing reports: Allergic reaction[Ref]
Gastrointestinal
Rare (less than 0.1%): Dry mouth, gastric irritation[Ref]
More about Nalex-DH (hydrocodone / phenylephrine)
Other formulations
Related treatment guides
References
1. "PDR Generics." Montvale, NJ: Medical Economics (1998):
2. Cerner Multum, Inc. "Canadian Product Information." O 0 (2015):
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.
