Contraindicated in:
Use Cautiously in:
CV: palpitations, CARDIOVASCULAR COLLAPSE, hypertension, tachycardia.
Derm: diaphoresis.
GI: anorexia, dry mouth.
GU: dysuria.
Neuro: anxiety, nervousness, dizziness, drowsiness, excitability, fear, hallucinations, headache, insomnia, restlessness, SEIZURES, weakness.
Resp: respiratory difficulty.
Drug-Drug:
Drug-Food:
(Generic available)
Silfedrine Children's, Sudafed 12 Hour, Sudafed 24 Hour, Sudafed Children's, SudoGest, SudoGest 12 Hour
Therapeutic Classification: allergy, cold and cough remedies, nasal drying agents/decongestants
Pharmacologic Classification: adrenergics
Absorption: Well absorbed after oral administration.
Distribution: Appears to enter the CSF.
Metabolism/Excretion: Partially metabolized by the liver. 55–75% excreted unchanged by the kidneys (depends on urine pH).
Half-life: Children: 3.1 hr; Adults: 9–16 hr (depends on urine pH).
NDC Code*