54 503 Pill - white round
Pill with imprint 54 503 is White, Round and has been identified as Phenobarbital 15 mg. It is supplied by Roxane Laboratories, Inc.
Phenobarbital is used in the treatment of Epilepsy; Seizures; Sedation and belongs to the drug classes barbiturate anticonvulsants, barbiturates. There is positive evidence of human fetal risk during pregnancy. Phenobarbital 15 mg is classified as a Schedule 4 controlled substance under the Controlled Substance Act (CSA).
Images for 54 503
Phenobarbital
- Imprint
- 54 503
- Strength
- 15 mg
- Color
- White
- Shape
- Round
- Availability
- Prescription only
- Drug Class
- Barbiturate anticonvulsants, Barbiturates
- Pregnancy Category
- D - Positive evidence of risk
- CSA Schedule
- 4 - Some potential for abuse
- Labeler / Supplier
- Roxane Laboratories, Inc.
- National Drug Code (NDC)
- 00054-8703 (Discontinued)
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More about phenobarbital
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- Drug class: barbiturate anticonvulsants
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Patient resources
Other brands
Professional resources
- PHENobarbital, PHENobarbital Sodium (Anticonvulsant) monograph
- PHENobarbital, PHENobarbital Sodium (Systemic) (Sedative) (AHFS Monograph)
- Phenobarbital (FDA)
- Phenobarbital Elixir (FDA)
- Phenobarbital Oral Solution (FDA)
Other brands
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.