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503 Pill - white round, 9mm

Pill with imprint 503 is White, Round and has been identified as Tizanidine Hydrochloride 4 mg. It is supplied by Caraco Pharmaceutical Laboratories.

Tizanidine is used in the treatment of muscle spasm and belongs to the drug class skeletal muscle relaxants. Risk cannot be ruled out during pregnancy. Tizanidine 4 mg is not a controlled substance under the Controlled Substances Act (CSA).

Images for 503

Tizanidine hydrochloride 4 mg 503
Tizanidine hydrochloride 4 mg 503

Tizanidine Hydrochloride

4 mg
9.00 mm
Prescription only
Drug Class
Skeletal muscle relaxants
Pregnancy Category
C - Risk cannot be ruled out
CSA Schedule
Not a controlled drug
Labeler / Supplier
Caraco Pharmaceutical Laboratories
Inactive Ingredients
lactose anhydrous, lactose monohydrate, silicon dioxide, microcrystalline cellulose, stearic acid

Note: Inactive ingredients may vary.

Labelers / Repackagers

NDC Code Labeler / Repackager
57664-0503 Caraco Pharmaceutical Laboratories, Ltd.
42291-0809 AvKare, Inc.
54868-4939 (Discontinued) Physicians Total Care Inc. (repackager)

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.