{"id":174,"date":"2018-10-22T17:19:15","date_gmt":"2018-10-22T17:19:15","guid":{"rendered":"https:\/\/www.proacls.com\/wiki\/?p=174"},"modified":"2018-11-10T22:03:44","modified_gmt":"2018-11-10T22:03:44","slug":"adenosine","status":"publish","type":"post","link":"https:\/\/www.proacls.com\/wiki\/acls-pharmacology\/adenosine\/","title":{"rendered":"Adenosine Pharmacology"},"content":{"rendered":"<h2><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/yRRE6URkoqM\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" data-mce-fragment=\"1\"><\/iframe><\/h2>\n<h2>The Effects of Adenosine:<\/h2>\n<p>Adenosine is effective in terminating narrow complex SVT due to reentry involving AV node or sinus node. \u00a0It is used for unstable narrow-complex reentry <a href=\"https:\/\/www.proacls.com\/wiki\/ekg-rhythms\/tachycardia-ecg-ekg\/\">tachycardia<\/a>. Adenosine should be given while preparing to cardiovert.<\/p>\n<p>Adenosine does not convert <a href=\"https:\/\/www.proacls.com\/wiki\/ekg-rhythms\/atrial-fibrillation\/\">atrial fibrillation<\/a>, <a href=\"https:\/\/www.proacls.com\/wiki\/ekg-rhythms\/atrial-flutter\/\">atrial flutter<\/a>, or <a href=\"https:\/\/www.proacls.com\/wiki\/ekg-rhythms\/wide-complex-ventricular-tachycardia\/\">ventricular tachycardia<\/a>.<\/p>\n<h2>Adenosine Indications for Use:<\/h2>\n<p>Adenosine is indicated for:<\/p>\n<ul>\n<li>Narrow-complex supraventricular tachycardia or SVT<\/li>\n<li>Unstable narrow-complex reentry tachycardia<\/li>\n<li>Regular and monomorphic wide-complex tachycardia<\/li>\n<li>As a diagnostic maneuver for stable narrow-complex SVT<\/li>\n<\/ul>\n<h2>Adenosine Precautions &amp; Contraindications:<\/h2>\n<p>Adenosine is contraindicated in poison\/drug induced tachycardia or second or third degree heart blocks. It is safe to use during pregnancy.<\/p>\n<p>It is less effective in patients taking theophylline or caffeine. If administered for irregular polymorphic wide-complex tachycardia or ventricular tachycardia, it may cause deterioration, including hypotension.<\/p>\n<p>Side effects include<\/p>\n<ul>\n<li>Transient periods of flushing<\/li>\n<li>Chest pain or tightness<\/li>\n<li>Brief periods of <a href=\"https:\/\/www.proacls.com\/wiki\/ekg-rhythms\/asystole-ecg-ekg\/\">asystole<\/a> or <a href=\"https:\/\/www.proacls.com\/wiki\/ekg-rhythms\/bradycardia-ecg-ekg\/\">bradycardia<\/a><\/li>\n<li>Ventricular ectopy<\/li>\n<\/ul>\n<p>The initial dose should be reduced to 3 mg when:<\/p>\n<ul>\n<li>Patient is receiving dipyridamole or carbamazepine<\/li>\n<li>Patient has had a heart transplant<\/li>\n<li>Medicine is given by central venous access<\/li>\n<\/ul>\n<p>Transient periods of <a href=\"https:\/\/www.proacls.com\/wiki\/ekg-rhythms\/bradycardia-ecg-ekg\/\">sinus bradycardia<\/a> and ventricular ectopy are common after termination of SVT.<\/p>\n<h2>Adult Dosage for\u00a0Adenosine:<\/h2>\n<p>This medication should be delivered rapid IV push. A rhythm strip should be recorded during administration.<\/p>\n<ul>\n<li>The patient should be placed in a moderate reverse trendelenburg position before the drug is administered<\/li>\n<li>An initial bolus of 6mg given rapidly over 1 to 3 seconds should be given, followed by a normal saline bolus of 20mL<\/li>\n<li>The extremity in which the drug is being administered should be elevated<\/li>\n<li>A second dose of 12mg can be given in 1 to 2 minutes if needed<\/li>\n<\/ul>\n<h2>Directions for How to Administer Adenosine:<\/h2>\n<ul>\n<li>Draw up the adenosine dose and saline flush in 2 separate syringes<\/li>\n<li>Attach both syringes to the IV injection port closest to the patient<\/li>\n<li>Clamp the IV tubing above the injection port<\/li>\n<li>Push IV adenosine as quickly as possible<\/li>\n<li>While maintaining pressure on adenosine plunger, push the normal saline flush as rapidly as possible after adenosine<\/li>\n<li>Unclamp IV tubing and monitor the outcome<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The Effects of Adenosine: Adenosine is effective in terminating narrow complex SVT due to reentry involving AV node or sinus node. \u00a0It is used for unstable narrow-complex reentry tachycardia. Adenosine should be given while preparing to cardiovert. Adenosine does not convert atrial fibrillation, atrial flutter, or ventricular tachycardia. Adenosine Indications for Use: Adenosine is indicated [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[9],"tags":[],"class_list":["post-174","post","type-post","status-publish","format-standard","hentry","category-acls-pharmacology"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Adenosine Pharmacology - ACLS Wiki<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.proacls.com\/wiki\/acls-pharmacology\/adenosine\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Adenosine Pharmacology - ACLS Wiki\" \/>\n<meta property=\"og:description\" content=\"The Effects of Adenosine: Adenosine is effective in terminating narrow complex SVT due to reentry involving AV node or sinus node. \u00a0It is used for unstable narrow-complex reentry tachycardia. Adenosine should be given while preparing to cardiovert. Adenosine does not convert atrial fibrillation, atrial flutter, or ventricular tachycardia. 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