Phenobarbital Sodium Injection Vials

A close-up view of two distinct vials of Phenobarbital Sodium Injection, USP. The vial on the left contains a concentration of 65 mg/mL, while the one on the right is 130 mg/mL. Both labels clearly indicate they are Schedule IV controlled substances and are intended for intramuscular or slow intravenous use. The reflection of the vials is visible below, adding to the visual presentation.

phenobarbital - injection - medical vials - pharmaceutical - controlled drug - medication