Microplastics and Misinformation: What Science Really Says
November 12, 2025
Brand Name :
Ed A-Hist
(United States) [Available] ,NoHist-LQ
(United States) [Available]Synonyms :
Class :
Alpha-Adrenergic Agonist and Decongestant;
Dosage Forms & Strengths Â
tablet Â
4mg Â
liquid Â
4mg/5mL Â
liquid (drops) Â
1mg/1mL Â
1-2mg/1mL Â
2mg/1mL Â
Upper Respiratory Tract Conditions
1
Tablet
Orally
every 4 hrs
Do not exceed 6 tablets per day
or
5 mL orally every 4-6 hours
Do not exceed 30 mL per day
Dosage Forms & Strengths Â
tablet Â
4mg Â
liquid Â
4mg/5mL Â
liquid (drops) Â
1mg/1mL Â
1-2mg/1mL Â
2mg/1mL Â
Upper Respiratory Tract Conditions
Liquid (drops)
Age: 2-6 years
1 mL orally every 4-6 hours.
Do not exceed 4mL per day
Age: 6-12 years
2 mL orally every 4-6 hours.
Do not exceed 4mL per day
Age: >12 years
4 mL orally every 4-6 hours.
Do not exceed 4mL per day
Liquid
Age: >12 years
5 mL orally every 4-6 hours.
Do not exceed 30 mL per day
tablet
Age: >12 years
1 tablet orally every 4-6 hours.
Do not exceed 6 tablets per day
It may enhance the risk of adverse reactions when combined with Histamine antagonists
It may enhance the risk of adverse reactions when combined with Histamine antagonists
It may enhance the risk of adverse effects when combined with Fluroquinolones
It may enhance the risk of adverse effects when combined with Fluroquinolones
It may enhance the risk of adverse effects when combined with Fluroquinolones
It may enhance the risk of adverse effects when combined with Fluroquinolones
It may enhance the risk of adverse effects when combined with Fluroquinolones
Adverse drug reactions: Â
Frequency Not Defined Â
Tremor Â
Weakness Â
Insomnia Â
Hallucinations Â
Respiratory difficulty Â
Headache Â
Dizziness Â
Anxiety Â
Nervousness Â
Restlessness Â
Nausea Â
Dysuria Â
Pallor Â
Rash Â
Convulsions Â
CNS depression Â
Tachycardia Â
Palpitations Â
Arrhythmias Â
Pregnancy warnings:   Â
Pregnancy Category: CÂ
Breastfeeding warnings:Â
The release of the drug into the human breastmilk is unknown Â
Pregnancy Categories:     Â
Patient Information LeafletÂ
Generic Name: Chlorpheniramine and phenylephrineÂ
Pronounciation: KLOR-fen-IR-a-meen-and-FEN-il-EFF-rinÂ
Why do we use Chlorpheniramine and phenylephrine?Â
Chlorpheniramine and phenylephrine belong to the class Decongestant used to treat Upper respiratory tract conditions Â