An alpha-2 adrenergic agonist that crosses the blood-brain barrier. Clonidine acts centrally by reducing sympathetic tone, resulting in a fall in diastolic and systolic blood pressure and a reduction [..]The active ingredient in a drug used to treat high blood pressure. It is also being studied in the treatment of certain types of cancer pain. The order of words in an English sentence is very important. A change in word order often results in a change of meaning. Many other languages use inflection, a change in the form of words, to show h... Doxycycline for cold Tamoxifen pregnancy success Buy hcg and nolvadex Looking for online definition of clonidine in the Medical Dictionary? clonidine explanation free. What is clonidine? Meaning of clonidine medical term. What does. Jan 14, 2019. Clonidine definition is - an antihypertensive drug C9H9Cl2N3 used especially to treat essential hypertension, to prevent migraine headache. Clonidine definition, a synthetic white crystalline substance, C9H9Cl2N3, used in the treatment of high blood pressure. See more. With all of the different medications on the market today, it's hard to keep track of what they all do. Read this lesson to learn about clonidine, a medication that affects blood pressure, as well as its other uses and side effects. In this lesson, we'll take a closer look at the uses and side effects of clonidine. If you're like me, you might have a hard time keeping up with all of the different medications out there. Clonidine is a medication most often used to treat high blood pressure, or hypertension. It makes sense then that clonidine belongs to a group of medicines called antihypertensives. Clonidine works by altering chemical cues in the brain to relax blood vessels and slow the heart rate, allowing more blood to reach the heart. This reduces the risk of stroke, heart attack, and kidney failure as a result of high blood pressure. In some instances, clonidine is also used to treat attention deficit hyperactivity disorder (ADHD), Gilles de la Tourette's syndrome, menopause, menstrual cramps, and withdrawal symptoms from drugs or alcohol. Rationale: This test has been used to diagnose pheochromocytoma and those paragangliomas that may secrete epinephrine, norepinephrine, or both. Such tumors may cause paroxysmal or persistent hypertension. The test is useful in the investigation of hypertensive patients, especially younger individuals, particularly when hypertension is paroxysmal, suggesting pheochromocytoma. Clonidine suppression test for pheochromocytoma: Examples of misleading results. have concluded that minimal suppression occurs two to three hours after clonidine administration with the greatest diagnostic accuracy (92%) obtained when the normal response is defined as a level of total plasma catecholamine ≤500 pg/m L. Taylor et al have demonstrated an increase in false-positive results by using the 50% reduction criteria. This is especially true if the baseline results are within the established reference interval. Epinephrine secretion increases in response to cold and hypoglycemia. Plasma levels are useful if elevated, especially during or immediately following an episode of hypertension, but false-negative results occur when the specimen is drawn during an uneventful period. Protocol: The patient should fast overnight and abstain from smoking. Clonidine definition Clonidine - definition of clonidine by The Free Dictionary, Clonidine Definition of Clonidine by Merriam-Webster Buy erythromycin creamCheap real cialis May 15, 2017. Clonidine tablets Catapres are used alone or in combination with other medications to treat high blood pressure. Clonidine extended-release. Clonidine MedlinePlus Drug Information. Clonidine Define Clonidine at. CLONIDINE - ORAL Catapres side effects, medical uses, and drug.. What does clonidine mean? Here you find 4 meanings of the word clonidine. You can also add a definition of clonidine yourself. Clonidine Catapres, Catapres-TTS, Jenloga is a prescription drug used for the treatment of high blood pressure. Off label uses include the treatment of diabetic. Definitions of clonidine word. noun clonidine a medication primarily used to treat high bloodnoun clonidine a synthetic white crystalline substance, C 9 H 9 Cl 2 N 3, used in the treatment of high.