This pain with resistance may indicate that tendonitis is a cause of your problem. Stiffness- Many tendons course through your body in a fibrous sheath, and when inflammation and swelling occurs, this flossing in the sheath becomes limited. This occurs with tendonitis, so stiffness after a period of rest may occur.
Concerta and Adderall are the brand names of generic medications. The generic form of Concerta is methylphenidate. Adderall is a combination of two generic drugs: amphetamine and dextroamphetamine. A side-by-side comparison of these two ADHD medications shows that theyâre similar in many ways. However, there are some differences.
Generic drugs are labeled with the name of the manufacturer and the adopted name (nonproprietary name) of the drug. A generic drug must contain the same active ingredients as the original formulation.According to the U.S. Food and Drug Administration (FDA), generic drugs are identical or within an acceptable bioequivalent range to the brand-name counterpart with respect to pharmacokinetic and pharmacodynamic properties.hen generic products become available, the market competition often leads to substantially lower prices for both the original brand name product and the generic forms. The time it takes a generic drug to appear on the market varies.