Corex

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Corex is a

countries. Corex is a prescribed medicine. Its active ingredients are

Mechanism of action

Chlorpheniramine maleate, an H1-blocking

respiratory mucosa

. Codeine phosphate, by its action on the cough center in the medulla, helps reduce excessive frequency and intensity of cough bouts, which allows the patient to rest or sleep.

Legal status

Legally, Corex can only be obtained by a physician's prescription, but studies show that more than 90% of the product is sold without one.

Corex is not generally a

are other common side-effects.

Long term abuse leads to serious kidney damage or constipation. Corex has a high sugar content, and may be unsuitable for acute diabetic patients.

References

General references

1. "LPD-Corex Dx syrup version 3.0.pdf" (PDF).
   Pfizer Inc.
   Oct 14, 2013.