CLONAZEPAM vs LOREEV XR

Independent side-by-side comparison.

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

Possible drug interaction. CLONAZEPAM and LOREEV XR are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	CLONAZEPAM	LOREEV XR
Rating	New	New
Pharmacy pays	~$0.83 /30	~$1.14 /30
Type	RX	RX
Active ingredient	CLONAZEPAM	LORAZEPAM
Manufacturer	Rubicon Research	Almatica
Dosage forms	Tablet, Tablet, orally disintegrating	Capsule, extended release
Drug class	Benzodiazepine	Benzodiazepine
Boxed warning	Boxed warning	Boxed warning
Half-life	about 30 to 40 hours	about 12 hours (mean)
Treats	Bipolar Disorder, Dysarthria, Myoclonic Epilepsies	Anxiety Disorders, Catatonia, Depressive Disorder

clonazepam loreev xr

Rating

New

Pharmacy pays

~$0.83 /30

~$1.14 /30

Type

Active ingredient

CLONAZEPAM

LORAZEPAM

Manufacturer

Rubicon Research

Almatica

Dosage forms

Tablet, Tablet, orally disintegrating

Capsule, extended release

Drug class

Benzodiazepine

Boxed warning

Half-life

about 30 to 40 hours

about 12 hours (mean)

Treats

Bipolar Disorder, Dysarthria, Myoclonic Epilepsies

Anxiety Disorders, Catatonia, Depressive Disorder

Frequently asked questions

Which is cheaper, Clonazepam or Loreev XR?

Clonazepam costs pharmacies less to acquire — about $0.83 vs $1.14 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Clonazepam and Loreev XR?

Clonazepam contains Clonazepam, while Loreev XR contains Lorazepam — they have different active ingredients.

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.