Historical Examples. 1  A lintel, consisting of a single stone, some two tons' weight, was supported by the protruding jambs. 2  On the lintel of the gate and in the lock dust lies accumulated. 3  At the door, in the middle of the end of the street, he paused and struck on the lintel three times with his gun-butt.
Clonidine treats high blood pressure by decreasing your heart rate and relaxing the blood vessels so that blood can flow more easily through the body. Clonidine extended-release tablets may treat ADHD by affecting the part of the brain that controls attention and impulsivity. High blood pressure is a common condition and when not treated, can cause damage to the brain, heart, blood vessels, kidneys and other parts of the body.
This could lead to serious problems that occur if clonidine is stopped suddenly. Previous versions of the prescribing information for clonidine tablets and patches stated that the medication was approved for use in children as young as 12 years old. The current prescribing information states that these medications are not approved for use in children.