503 (Tizanidine Hydrochloride 4 mg)
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; cluster headaches 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
- Imprint:
- 503
- Strength:
- 4 mg
- Color:
- White
- Size:
- 9.00 mm
- Shape:
- Round
- Availability:
- 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:
- silicon dioxide
stearic acid
microcrystalline cellulose
lactose monohydrate
lactose anhydrous
Note: Inactive ingredients may vary.
Other Labelers / Repackagers:
| NDC Code | Labeler / Repackager |
|---|---|
| 42291-0809 | AvKare, Inc. |
| 54868-4939 | Physicians Total Care Inc. (repackager) |
More about tizanidine
- Tizanidine Side Effects
- During Pregnancy
- Dosage Information
- Patient Tips
- Drug Images
- Drug Interactions
- Compare Alternatives
- Support Group
- Pricing & Coupons
- En Español
- 243 Reviews
- Drug class: skeletal muscle relaxants
- FDA Alerts (1)
Consumer resources
Other brands: Zanaflex
Professional resources
Related treatment guides
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
