importance of knowledge in the section of emergency medications for nurses.
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EMERGENCY MEDICATIONS Miss. Sanjivi Govekar, First year MSc Nursing, Medical Surgical Nursing, MCON- MAHE.
Objectives: Introduction Purposes of emergence medications. Categories and common examples. Common drugs used as per systemic conditions. Nursing responsibility.
What is emergency? A medical emergency is an acute injury or illness that poses an immediate risk to a person's life or long-term health. Depending on the severity of the emergency, and the quality of any treatment given, it may require the involvement of multiple levels of care, from first aiders through emergency medical technicians, paramedics, emergency physicians and anesthesiologists.
What are emergency medications ? Emergency drugs are used in patients during life threatening conditions so that the symptoms can be controlled and the life of a patient can be saved. Emergency Drugs and Medicine requires the finest skills to handle the patient and save his life .
Purposes of emergency medications: To provide initial treatment for broad spectrum of illness and injuries, which may be life threatening. To control the symptoms of patient. To save the life of the patient. To normalize the vital bodily functions. To diverge the patient from the possible risks.
Category of drugs in emergency usage:
A 45year old male collapses in the ward, the heart rate is 54beats/min, patient is drooling. The doctor in ward asks you to start CPR. The doctor further asks you to prepare for intubation. What drug is likely to be given as pre medication??????
Anti- cHolinergics Blocks the effects of acetylcholine at muscarinic receptors. Inhibits parasympathetic actions. Controls involuntary muscle movements, thus controlling salivation, body secretions and digestion. Used for the treatment of bradycardia, before intubation and before any surgery.
side effects: dry mouth, nose, or throat dry eyes, blurred vision dizziness headache, drowsiness .
Anti- cHolinergics ATROPINE SULPHATE:
INOTROPIC AGENTS Used in the treatment of cardiogenic and distributive shock. All should be infused via a large vein. Increases cardiac output and heart rate as it increases the cardiac contractility and maintains perfusion to body.
Side effects H ypotension S hortness of breath S weating , or fainting Dizziness or lightheadedness Fatigue Eye sensitivity to light Nosebleeds and bleeding gums
Inotropic agents ADRENALINE DOBUTAMINE DOPAMINE
Muscle relaxants An adjunct to general anesthesia To facilitate tracheal intubation To provide skeletal muscle relaxation during surgery or mechanical ventilation. Depolarizing and Non depolarizing. Side effects: Jaw rigidity, hypotension, respiratory depression, Hypersensitivity reactions, changes in sr. K+
Muscle relaxants VECURONIUM SUCCINYL CHOLINE
A 56 year old female comes to the emergency department with complaints of breathlessness. On examination patient has pedal edema, periorbital edema. BP measures 180/110 mm of Hg. Patient also presents with history of decreased urine output. What drug would the physician advice???
diuretics They act by diminishing sodium reabsorption at different sites in the nephron, thereby increasing urinary sodium and water losses. Thiazide, loop and potassium sparing diuretics.
A call was sent to medical response team. A person has fallen unconscious, frothing present, blank staring and shows contraction of extremities. On arrival of the emergency team what would be the drug to be started as emergency management???
Anti-epileptics Enhances function of GABA receptors, and blocks neuronal channel to brain. Used in Generalized tonic- clonic (GTC), simple partial (SP) and complex partial (CP) seizures, Status epilepticus. Side effects: Drowsiness, Ataxia, Dizziness, Blurred vision, Headache, Nausea, Vomiting, Diarrhoea , Constipation.
Anti-epileptics DIAZEPAM PHENYTOIN SODIUM
neuroleptics Interfere with effect of neurotransmitter in the brain thus producing sedation effect and controls blood pressure.
Extrapyramidal side effects: Akathisia (motor restlessness) Dystonia (continuous spasms and muscle contractions) Muscle rigidity Parkinsonism Hypotension Blurred vision Constipation
Anti-asthmatics Relaxes and enlarges the airway, by reducing bronchial smooth muscle constriction. Side effects: nausea, rapid heart rate, loss or gain in appetite, tremors, palpitations, ventricular tachycardia.
Anti-asthmatics SALBUTAMOL AMINOPHYLLINE
corticosteroids Suppresses immune system and reduces inflammation. Side effects: acne, weight gain, bruising, mood disorders, including depression, high blood pressure, diabetes, osteoporosis, cataracts, glaucoma, liver damage .
You are posted as an emergency nurse, there is a case of RTA with severe wounds. The doctor instructs you to prepare for wound suturing with local infiltration. You get your suturing set ready. What is the medication that the doctor instructs for local infiltration?????
Local anesthetics Used to provide anaesthesia by local wound infiltration, nerve blocks or regional techniques. Side-effects: seizures and cardiac arrhythmias. Lignocaine is the agent of choice for local wound infiltration. A concentration of 2% Lignocaine with adrenaline helps control bleeding and also extends the duration of anaesthesia .
Local anesthetics LIGNOCAINE 2% LIGNOCAINE WITH ADRENALINE
Sedatives and induction agents Used to depress the conscious state either for sedation or general anaesthesia . Adverse effects include increased salivation, laryngospasm, raised intracranial pressure and unpleasant hallucinations after recovery of consciousness.
Sedatives and induction agents KETAMINE THIOPENTONE MIDAZOLAM
Opioid analgesics Decreases both acute and chronic pain transmission to the brain by causing activation of the descending nerve fibers. Side effects of these drugs are respiratory depression, hypotension and nausea.
Opioid analgesics MORPHINE PETHEDINE FENTANYL
Anti-emetics Used to treat motion sickness and the side effects of opioid analgesics, general anesthetics, and pre-medications for chemotherapy directed against cancer. They may be used for severe cases of gastroenteritis, especially if the patient is dehydrated.
Side effects W orsening of nausea or vomiting S evere constipation M uscle weakness Convulsions L oss of hearing Rapid heartbeat S evere drowsiness S lurred speech P sychological symptoms, like hallucinations or confusion
Anti-hypertensives Produces vasodilation by interfering with sympathetic adrenergic vascular tone ( sympatholytics ) or by blocking the formation of angiotensin II or its vascular receptors. They reduce blood pressure, reduce systemic vascular resistance, or reduce cardiac output by depressing heart rate and stroke volume.
Side effects: Bradycardia, angina, heart failure, and arrhythmias, especially AV block, Fainting, Fluid retention, Peripheral edema , Dizziness, Shock, Nausea and vomiting, diarrhea , Significant constriction of the bronchioles, headache, weakness, orthostatic hypotension, heart failure, hypotension, peripheral edema , palpitations, and arrhythmias such as tachycardia.
Anti- arrthymatics Used to suppress abnormal rhythms of the heart (cardiac arrhythmias), such as atrial fibrillation, atrial flutter, ventricular tachycardia, and ventricular fibrillation. Acts by blocking the membrane sodium, potassium, and calcium channels.
Side effects C ough or troubled breathing Dizziness Lightheadedness Fainting Trembling weakness in extremities visual disturbance.
The five main classes in the Vaughan Williams classification of antiarrhythmic agents are: class ACTION Class I Interferes with the sodium (Na+) channel. Class II anti-sympathetic nervous system agents. Class III Affects potassium (K+) efflux. Class IV Affects calcium channels and the AV node. Class V Work by other or unknown mechanisms.
Anti- arrthymatics PROPRANOLOL AMIODARONE DIGOXIN
Intravenous fluids
Normal Saline is a prescription medicine used for fluid and electrolyte replenishment for intravenous administration. Side effects: fast heartbeat, fever, rash, joint pain, and shortness of breath. Dextrose restores blood glucose levels in hypoglycemia and provides a source of carbohydrate calories after IV injection. Side effects: Fluid and electrolyte imbalances, Hyperglycaemia, Hyperosmotic syndrome, Infection at the site of injection, Venous thrombosis, Extravasation, Hypervolemia.
Lactated Ringer’s ( hartmann solution) is used to correct dehydration, sodium depletion, and replace GI tract fluid losses. It can also be used in fluid losses due to burns, fistula drainage, and trauma. Haemocoel Infusion works by replenishing the body’s fluid and electrolytes after a trauma.
Intravenous fluids NORMAL SALINE DEXTROSE 5% HAEMACEL HARTMANN SOLUTION
Tetanus prophylaxis Patients presenting with a skin wound. Non-immune patient with tetanus prone wound: Give tetanus toxoid 0.5 ml intramuscularly and complete course (with repeat tetanus toxoid injections at 6 weeks and 6 months). Side effects: Difficulty in breathing or swallowing, itching, reddening of skin, unusual tiredness or weakness
Tetanus prophylaxis
COMMON DRUGS AS PER THE SYSTEMIC EMERGENCY CONDITIONS: Life saving drugs: atropine, adrenaline, digoxin, painkillers (paracetamol, tramadol, diclofenac, epidosine , drotin ) Cardiac emergency: adrenaline, noradrenaline, dopamine, dobutamine, torsomide , furosemide, digoxine , nitroglycerine . Respiratory emergency: Etophylline , Theophylline, dexamethasone, budesonide inhalation, levosalbutamol , ipratropium bromide, Acetylcysteine Solution.
Medication errors of nurses in the emergency department: In this descriptive study, 94 nurses of the emergency department of Imam Khomeini Hospital Complex were selected based on census in 2010-2011. The most important causes of medication errors were shortage of nurses (47.6%) and lack of sufficient pharmacological information (30.9%). This study also showed that the risk of medication errors among nurses is high and medication errors are a major problem of nursing in the emergency department.
Recommended to increasing the number of nurses, adjusting the workload of the nursing staff in the emergency department, retraining courses to improve the staff's pharmacological information, modification of the education process, encouraging nurses to report medical errors and encouraging hospital managers to respond to errors in a constructive manner in order to enhance patient safety.
Nursing responsibility:
-patient identification. -monitoring baseline vitals before and during administrations of emergency drugs. -verification of drug dosage and frequency with physician’s order. -timely check over the expiry and count of emergency drugs in the department. -maintaining and procuring the emergency medications regularly. -double check while administering emergency drugs. -record properly the details of drug administered. -knowledge about the emergency drug and dose calculation.
CONCLUSION Medication administration is a common element of medical and nursing clinical care, and prescribed drugs are typically given to patients in all areas of medicine. Clinicians working in emergency departments and critical care units may administer many drugs from different classes. These medications may sometimes be routine prescription medications needed for general care of the patient, but often, the drugs are also given in emergency or life-threatening situations.
Medication administration involves accounting for the safety of the patient from the time the dose is prescribed until after it has been given. Assessing the patient’s clinical status and ensuring the correct dose and route have been ordered, administering the drug correctly, and observing the patient for the drug’s effects or for changes in clinical status are all major steps in the process of giving drugs in the critical care setting. Hence as a clinical nurse it is of importance to have pharmacological knowledge of the medications.
SR NO AREA TO EVALUATE MARKS ALLOTED MARKS OBTAINED 1 Organization of content 6 2 Neatness 2 3 Timely submission 2 TOTAL 10 As a part of practical learning find out the emergency medications their actions and articles to present in the crash cart as per the standard guidelines and list the same. Evaluation criteria:
BIBLIOGRAPHY Baynes, J. D. (2009). medical biochemistry, 3rd edt . Elsevier limited. Fiji. (2007). Fiji emergency drug guideline, 2nd edt . national drug and therapeutic commitee . Rataboli , P. (2010). clinical pharmacology and rational therpeutics , 2nd edt . New Delhi: Ane books pvt.ltd . Seyyedeh Roghayeh Ehsani , M. A. (2013). Medication errors of nurses in the emergency department. National Library of Medicine, PubMed.