The sarcoplasmic reticulum (SR) of skeletal muscle cells is a convoluted structure composed of a variety of tubules and cisternae, which share a continuous lumen delimited by a single continuous membrane, branching to form a network that surrounds each myofibril.
Percocet is the brand name for the drug combination of oxycodone hydrochloride and acetaminophen. It is classified as a semisynthetic pure opioid agonist medication used for relief of moderate to moderately severe pain.
A Stacy Wiegman, PharmD , Pharmacy, answered. The generic form of the brand name OxyContin is called oxycodone hydrochloride extended-release. Oxycodone is the active ingredient in OxyContin. Your doctor may choose to prescribe the generic as an alternative to OxyContin because they are essentially the same medication.