See the Interactions part For additional particulars. Also explain to your healthcare company if you have utilised clonidine transdermal patches (Catapres-TTS) and have had an allergic response. Clonidine treats high blood pressure level by stimulating α2 receptors in the brainstem, which decreases peripheral vascular resistance, decreasing blood pressure level. https://bookmarkingalpha.com/story19811239/onolidine-fundamentals-explained