Introduction
Alergin used in the treatment of various allergic conditions like runny nose, sneezing, congestion, itching and watery eyes. It also treats nausea, vomi... View More
Uses of Alergin
Side effects of Alergin
How to use Alergin
Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Alergin may be taken with ... View More
How Alergin works
Alergin is an antiallergic medication. When your body is exposed to an allergen (pollen, animal dander, house dust etc.), it produces a chemical called ... View More
What if you forget to take Alergin?
If you miss a dose of Alergin, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your r... View More
Indication
Allergic conditions, Nausea and vomiting, Motion sickness, Insomnia
Administration
May be taken with or without food.
Adult Dose
Oral Allergic conditions Adult: As promethazine HCl: 25 mg at night, increase to 25 mg bid if necessary. Alternatively, 10-20 mg 2-3 times daily. P... View More
Child Dose
Oral Allergic conditions Child: As promethazine HCl: 2-5 yr 5-15 mg daily in 1 or 2 divided doses; >5-10 yr 10-25 mg daily in 1 or 2 divided doses... View More
Renal Dose
Renal impairment: Dose reduction may be required.
Contraindication
Patients in coma or suffering from CNS depression of any cause. Childn <2 yr. SC and intra-arterial admin. Concurrent use w/ or w/in 14 days of MAOI use... View More
Mode of Action
Promethazine, a phenothiazine derivative, blocks postsynaptic dopaminergic receptors in the brain and has a strong alpha-adrenergic blocking effect. It ... View More
Precaution
Patient w/ asthma, bronchitis or bronchiectasis; severe coronary artery disease, narrow-angle glaucoma, epilepsy, bladder neck or pyloro-duodenal obstru... View More
Side Effect
Neuroleptic Malignant Syndrome (NMS); CV effects (e.g. bradycardia, tachycardia, transient HTN, hypotension; jaundice, blood dyscrasias, extrapyramidal ... View More
Interaction
Masks ototoxicity of aminoglycoside antibiotics. May enhance the sedative effects of CNS depressants like alcohol, hypnotics, barbiturates and opioids. ... View More
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The information provided herein is accurate, updated and complete as per the best practices of the Company. Please note that this information should not... View More