Chlorpheniramine, Pyrilamine, Phenylephrine, and Phenylpropanolamine

Interactions with herbs

Hawthorn

Interactions with supplements

Creatine

Tyrosine

Look Up > Drugs > Chlorpheniramine, Pyrilamine, Phenylephrine, and Phenylpropanolamine

Chlorpheniramine, Pyrilamine, Phenylephrine, and Phenylpropanolamine

	Pronunciation
	U.S. Brand Names
	Generic Available
	Pharmacological Index
	Use

	Pregnancy Risk Factor
	Usual Dosage
	Dental Health: Local Anesthetic/Vasoconstrictor Precautions
	Dental Health: Effects on Dental Treatment
	Dosage Forms

Pronunciation

(klor fen IR a meen, pye RIL a meen, fen il EF rin, & fen il proe pa NOLE a meen)

U.S. Brand Names

Histalet Forte® Tablet

Generic Available

Yes

Pharmacological Index

Antihistamine/Decongestant Combination

Use

Symptomatic relief of rhinitis and nasal congestion due to colds or allergy

Pregnancy Risk Factor

Usual Dosage

Adults: Oral: 1 tablet 2-3 times/day

Dental Health: Local Anesthetic/Vasoconstrictor Precautions

Use with caution since phenylephrine & phenylpropanolamine are sympathomimetic amines which could interact with epinephrine to cause a pressor response

Dental Health: Effects on Dental Treatment

Chlorpheniramine: Prolonged use will cause significant xerostomia

Phenylephrine, Phenylpropanolamine: Up to 10% of patients could experience tachycardia, palpitations, and dry mouth; use vasoconstrictor with caution

Dosage Forms

Tablet: Chlorpheniramine maleate 4 mg, pyrilamine maleate 25 mg, phenylephrine hydrochloride 10 mg, and phenylpropanolamine hydrochloride 50 mg