Cephadine for Injection USP 250 mg per vial; 1 box contains…

Cephadine for Injection USP 250 mg per vial; 1 box contains 10 vials Store at room temperature. Protect from light. Avoid excessive heat. To prepare IM solution add 1.2 mL sterile diluent. To prepare IV solution add 5 mL sterile diluent. Use solution within 2 hours if stored at room temperature. Solution retains full potency for 24 hours when stored at 5 C (Celsius). Usual adult dosage 500 mg to 1 gram. If this drug is reconstituted on September 10 at 6 a.m., when must it be discarded if it is stored at room temperature?  

A 50-year-old male presents with sudden right calf pain afte…

A 50-year-old male presents with sudden right calf pain after jumping. Exam shows no plantar flexion with calf squeeze (positive Thompson test). He was recently treated for complicated sinusitis. Which antibiotic is most likely implicated in his tendon injury?