Central Nervous System
Sedation, drowsiness, mental clouding, lethargy, impairment of mental and physical performance, anxiety, fear, dysphoria, dizziness, psychic dependence, mood changes.
Gastrointestinal System
Nausea and vomiting may occur; they are more frequent in ambulatory than in recumbent patients. Prolonged administration of hydrocodone bitartrate and homatropine methylbromide tablets may produce constipation.
Genitourinary System
Ureteral spasm, spasm of vesicle sphincters and urinary retention have been reported with opiates.
Respiratory Depression
Hydrocodone bitartrate and homatropine methylbromide tablets may produce dose-related respiratory depression by acting directly on brain stem respiratory centers (see
OVERDOSAGE). Use of hydrocodone bitartrate and homatropine methylbromide tablets in children less than 6 years of age has been associated with fatal respiratory depression. Overdose with hydrocodone bitartrate and homatropine methylbromide tablets in children 6 years of age and older, in adolescents, and in adults has been associated with fatal respiratory depression.
Postmarketing events seen in children under 6 years of age include accidental overdose, bronchopneumonia, coma, cyanosis, death, death neonatal, dyspnea, pulmonary edema, respiratory arrest, and respiratory depression.
Postmarketing events seen in patients older than 6 years of age include accidental overdose, cardio-respiratory arrest, death due to drug toxicity, non-accidental overdose, and overdose.
Dermatological
Skin rash, pruritus.