CODIMAL-L.A. 12 vs ISOCLOR

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 7, 2026·How we rate

Attribute	CODIMAL-L.A. 12	ISOCLOR
Rating	New	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	CHLORPHENIRAMINE MALEATE AND PSEUDOEPHEDRINE HYDROCHLORIDE	CHLORPHENIRAMINE MALEATE AND PSEUDOEPHEDRINE HYDROCHLORIDE
Manufacturer	Schwarz Pharma	Fisons
Dosage forms	Capsule, extended release	Capsule, extended release
Drug class	—	—
Boxed warning	None	None
Half-life	roughly 3 to 16 hours — the label does not give one number, because the elimination half-life depends on urine pH: about 3 to 6 hours when urine pH is 5 (acidic), and about 9 to 16 hours when urine pH is 8 (alkaline)	roughly 3 to 16 hours — the label does not give one number, because the elimination half-life depends on urine pH: about 3 to 6 hours when urine pH is 5 (acidic), and about 9 to 16 hours when urine pH is 8 (alkaline)

codimal-l.a. 12 isoclor

Rating

New

Pharmacy pays

—

Type

Active ingredient

CHLORPHENIRAMINE MALEATE AND PSEUDOEPHEDRINE HYDROCHLORIDE

Manufacturer

Schwarz Pharma

Fisons

Dosage forms

Capsule, extended release

Drug class

—

Boxed warning

None

Half-life

roughly 3 to 16 hours — the label does not give one number, because the elimination half-life depends on urine pH: about 3 to 6 hours when urine pH is 5 (acidic), and about 9 to 16 hours when urine pH is 8 (alkaline)

Frequently asked questions

What is the difference between Codimal-L.A. 12 and Isoclor?

Both Codimal-L.A. 12 and Isoclor share the active ingredient Chlorpheniramine Maleate and Pseudoephedrine Hydrochloride.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.