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JENLOGA vs ZANAFLEX

Independent side-by-side comparison.

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

Possible drug interaction. JENLOGA and ZANAFLEX 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.

Rating

New
New

Pharmacy pays

~$1.05 /30
~$1.00 /30

Type

RX
RX

Active ingredient

CLONIDINE HYDROCHLORIDE
TIZANIDINE HYDROCHLORIDE

Dosage forms

Tablet, extended release
Capsule, Tablet

Drug class

Central Alpha-2 Adrenergic Agonist
Central Alpha-2 Adrenergic Agonist

Boxed warning

None
None

Half-life

about 12 to 16 hours
about 2.5 hours

Treats

Attention Deficit Disorder with Hyperactivity, Diarrhea, Dysmenorrhea
Muscle Cramp, Muscle Rigidity, Muscle Spasticity

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Frequently asked questions

Which is cheaper, Jenloga or Zanaflex?

Zanaflex costs pharmacies less to acquire — about $1.00 vs $1.05 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 Jenloga and Zanaflex?

Jenloga contains Clonidine Hydrochloride, while Zanaflex contains Tizanidine Hydrochloride — 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.