Common side effects include: constipation, dizziness, drowsiness, dry mouth, headache, fainting, nausea, nervousness, reduced sexual ability, tiredness, vomiting, and weakness. Older people and those who weigh less than average or have kidney problems may experience confusion. This medication is used alone or with other medications to treat high blood pressure (hypertension). Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Clonidine belongs to a class of drugs (central alpha agonists) that act in the brain to lower blood pressure. It works by relaxing blood vessels so blood can flow more easily. Take this medication by mouth with or without food as directed by your doctor, usually twice daily (in the morning and at bedtime). If the doses are not equal, take the larger dose at bedtime to decrease the risk of side effects. The dosage is based on your medical condition and response to treatment. Order hydrochlorothiazide over the counter Sertraline brands Side Effects. Drug information provided by IBM Micromedex Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Clonidine oral tablet can cause drowsiness. However, this effect might go away the longer you take it. It can also cause other side effects. Combining alcohol with clonidine may cause a. Oct 23, 2018. If the time has come to seek treatment for addiction to clonidine and alcohol, a toll-free national helpline can connect you with the resources you. Clonidine is used alone or together with other medicines to treat high blood pressure (hypertension). High blood pressure adds to the workload of the heart and arteries. If it continues for a long time, the heart and arteries may not function properly. This can damage the blood vessels of the brain, heart, and kidneys, resulting in a stroke, heart failure, or kidney failure. High blood pressure may also increase the risk for heart attacks. These problems may be less likely to occur if the blood pressure is controlled. Clonidine belongs to the class of medicines called antihypertensives. It’s available as a patch, an oral tablet, and an oral extended-release tablet. Clonidine extended-release tablets are available as the brand-name drug Kapvay. Clonidine extended-release tablets are used to treat symptoms of attention deficit hyperactivity disorder (ADHD). This drug may be used as part of a combination therapy. In some cases, they may not be available in every strength or form as the brand. That means you may need to take it with other drugs. Clonidine belongs to a class of drugs called centrally acting alpha-agonists. It isn’t known exactly how clonidine extended-release tablets work to reduce symptoms of ADHD. We do know that clonidine works in the part of the brain that helps regulate behavior, attention, and how we express emotion. However, this effect might go away the longer you take it. Mild side effects may go away within a few days or a couple of weeks. Talk to your doctor or pharmacist if they’re more severe or don’t go away. Clonidine alcohol Clonidine and alcohol withdrawal. - NCBI, Clonidine Side Effects, Dosage, Uses & More Tamoxifen fibroids Clonidine had no effect on the sleep disturbances. No significant side effects were seen. It is suggested that clonidine is a useful aid in the treatment of alcohol withdrawal, especially when it is desirable to minimise the use of tranquillisers. Clonidine in alcohol withdrawal.. What are the Effects of Mixing Clonidine and Alcohol? -. Clonidine Oral Route Precautions - Mayo Clinic. Is Clonidine Dangerous? Can it Be Abused? Clonidine is a medication that was originally used to treat hypertension and now has a number of other medicinal uses. Catapres is an immediate-release form of clonidine that is typically used to treat hypertension but has also been shown to be useful in helping individuals who are withdrawing from alcohol or opioid drugs. How to use Clonidine Hcl. Before taking clonidine. Alcohol or marijuana can make you more dizzy or drowsy. Do not drive, use machinery, or do anything that needs alertness until you can do. Dec 27, 2018. In the case of alcohol dependence, clonidine is typically combined with benzodiazepine tranquilizers such as Librium, Valium or Xanax.