Emergency drugs

4,383 views 63 slides Jan 08, 2021
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About This Presentation

presentat0ion includes various emergency drugs that should be available in our daily dental practice


Slide Content

EMERGENCY DRUGS
AND NSAID’s
PRESENTED BY:-
DR MEENAL ATHARKAR
MDS
DEPT OF CONSERVATIVE
DENTISTRY AND
ENDODONTICS

CONTENTS:

Emergency drugs

Introduction

Purpose of emergency drugs

Category of emergency drugs

Category of emergency drugs

Modules of emergency drugs

Emergency drug kit

INTRODUCTION:

Everyone has personal experience pain in day to day
life.

One of the greatest services, we as doctors can
provide to the society is to acquire skill in the
management of pain and to understand the management of pain and to understand the
phenomenon of pain.

Among the various novel methods for control of
pain, analgesics are most frequently used for pain
relief.

INTRODUCTION:

Emergency drugs are those chemical entity 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 are usually available in those kind

Emergency drugs are usually available in those kind
of dosage forms having short onset of action. i.e
rapid/prompt action.

Emergency Drugs are used in those patients
requiring immediate attention.

PURPOSE OF DRUGS:

To provide initial treatment for broad spectrum of
illness and injuries, most of which are life
threatening.

To save life of patient.
To control symptoms of patient.

To control symptoms of patient.

To reach the site of action as soon as possible.

To normalize the vital body functions.

To diverge the patient from possible risk.

CATEGORY OF EMERGENCY DRUGS:

ROUTES OF DRUG ADMINISTRATION, BY ONSET OF
ACTION (FASTEST TO SLOWEST)

Endotracheal(ET) (when available): epinephrine,
lidocaine, atropine, naloxone, and flumazenilonly

Intravenous (IV)
Sublingual or intralingual

Sublingual or intralingual

Intranasal (IN): midazolam

Intramuscular (IM)

Vastuslateralis

Mid-deltoid

Glutealregion

MODULES OF EMERGENCY DRUGS:

four levels, or modules.
1.
Module one: Basic emergency kit (critical drugs and
equipment)
2.
Module two: Noncritical drugs and equipment
3.
Module three: ACLS drugs
4.
Module four: Antidotaldrugs

Two categories are described for each module—
injectableand noninjectabledrugs, as well as
emergency equipment.

1}Module One: Critical (Essential) Emergency
Drugs and Equipments
> INJECTABLE DRUGS

Epinephrine

Histamine blocker
> NONINJECTABLE
DRUGS
> EMERGENCY
EQUIPMENTS
1.
O2 delivery system
2.
Automated external
defibrillator
3.
Syringes
DRUGS

Oxygen

Vasodilator

Bronchodilator

Antihypoglycemics

Aspirin
3.
Syringes
4.
Suction and suction tips
5.
Tourniquets
6.
Magill intubation forceps

2}Module Two: Secondary (Noncritical)
Emergency Drugs and Equipments

Injectabledrugs
1.
Anticonvulsant
2.
Analgesic
3.
Vasopressor
4.
Antihypoglycemic

Noninjectabledrugs
1.
Respiratory stimulant
2.
Antihypertensives

Emergency
equipments
4.
Antihypoglycemic
5.
Corticosteroid
6.
Antihypertensive
7.
Anticholinergic
equipments
1.
Oropharyngealand
nasopharyngeal
airways
2.
Laryngeal mask
airway
3.
Laryngoscope and
endotrachealtubes
4.
Scalpel or
cricothyrotomy
needle

3}Module Three: Advanced Cardiovascular Life
Support (ACLS)

Epinephrine

Oxygen

Lidocaine

Atropine
Dopamine

Dopamine

Morphine sulphate

verapamil

4}Module Four: AntidotalDrugs
1.
Opioidantagonist-naloxane
2.
Benzodiazepine antagonist-flumazenil
3.
Antiemergencedelirium drug-physostigmine
4.
Vasodilator/ LA-procaine
4.
Vasodilator/ LA-procaine

Module 1: INJECTABLE DRUGS:
1. EPINEPHRINE:

Drug class-natural cotecholamine

Indications-Epinephrine in a 1:1000 or 1:2000
concentration is used to treat cases of acute allergic
reactions and bronchospasm.

-1:10,000 concentration is recommended in

-1:10,000 concentration is recommended in
the management of cardiac arrest

-angioedemaand anaphylactic shock

-open angle glaucoma

Each kit should have two preloaded autoinjector
syringes of 1:1000 epinephrine


Contraindications-

Hyperthyroidism

Hypertension

Ischemic heart diseases

Ischemic heart diseases

Diabetes

Angle closure glaucoma

2. ANTIHISTAMINES

Drug of choice-chlorpheniramine

Alternative drug-diphenhydramineHCL (benadryl)

Histamine blockers are competitive antagonists of
histamine; they do not prevent the release of
histamine from cells in response to injury, drugs, or
antigens but do prevent histamine’s access to its
receptor site on the cell, blocking the response of the receptor site on the cell, blocking the response of the
effectorcell to histamine.

Indications-Histamine blockers are recommended in
management of delayed-onset allergic reactions (only
involving skin)

-in definitive management of acute life-
threatening allergic reactions (anaphylaxis).

-for local anesthesia

The emergency kit should contain a minimum of two
1-mL ampulesof either diphenhydramine(50 mg/mL)
or chlorpheniramine(10 mg/mL).

NONINJECTABLE DRUGS:
1.OXYGEN:

The most useful drug in the entire emergency kit is oxygen,
which is supplied in a variety of sizes of compressed gas
cylinders.

In emergency situations an E cylinder provides O2 for
approximately 30 minutes (if the patient is apneic).

Larger cylinders (H cylinders) provide significantly more O2
but are less portable; smaller cylinders (A through D but are less portable; smaller cylinders (A through D
cylinders) contain too little O2 to be clinically effective for
more than an extremely short duration.

O2 produced through a chemical reaction in small canisters is
not adequate for an emergency kit.

An E cylinder of O2 is quite portable and should be available
in dental offices even where centrally supplied nitrous oxide
(N2O) and O2 are used.

2. VASODILATORS:

1. nitroglycerine:

Nitrolingualspray, Nitrostattablets

Indications-With onset of first-time chest pain,
nitroglycerinis used as an aid in differential diagnosis
and for the definitive management of angina pectoris,
the early management of acute myocardial infarction,
and the management of acute hypertensive episodes.and the management of acute hypertensive episodes.

Nitroglycerinis available in the following forms: 0.3-,
0.4-, 0.6-mg doses of sublingual tablets; 0.4-and 0.8-
mg doses of trans lingual spray.

Act in 1-2 minswhen placed sublingually.

2. Amyl nitrite is available as 0.3-mL doses in yellow
vaporoles.

Emergency drug kits should contain either one bottle
of sublingual tablets or one bottle of metered trans
lingual Nitroglycerinspray (0.4 mg).


Contraindications-

Obstructive hypertrophic cardiomyopathy

Raised intracranial pressure

Cardiac tamponade

Cardiac tamponade

3.BRONCHODILATOR:

Albuterol, Salbutamol

Proprietary: Proventil, Ventolin, Proair, Respirol,
Volmax

β2-adrenergic receptor agonists

specific bronchial smooth muscle–relaxing

specific bronchial smooth muscle–relaxing
properties (β2) with little or no stimulatory action on
the cardiovascular and gastrointestinal systems (β1)

indications:-Bronchodilators are used to treat
bronchospasm(acute asthmatic episodes) and
allergic reactions in which bronchospasmis a
component

4.ANTIHYPOGLYCEMICS:

Orange juice /Glucose Gel (Insta-Glucose™)

Indications-

Antihypoglycemicsare useful in the
management of hypoglycemiain patients
with diabetes mellitus.

Antihypoglycemicscome in a variety of
forms, including Glucola, Gluco-Stat, Insta-forms, including Glucola, Gluco-Stat, Insta-
Glucose,

Contraindications-oral carbohydrates
should not be administered to patients who
do not have an active gag reflex

5. ANTIPLATELET:

Aspirin:

Standard doses range from 160 to 324 mg given orally.
Minimal side effects are noted, particularly with the 160
mg dose.

Aspirin is available in 65-, 81-, 162-, and 325-mg tablets
under many brand names. under many brand names.

Powdered forms of aspirin are available and are
preferred to tablets as their onset of action is more rapid

Indication-Aspirin is recommended in the management
of patients with suspected myocardial infarction or
unstable angina.

The emergency kit should include powdered or chewable
aspirin (325 mg)

CRITICAL EMERGENCY EQUIPMENTS:
1.
O2 delivery system
2.
Automated external defibrillator
3.
Syringes
4.
Suction and suction tips
4.
Suction and suction tips
5.
Tourniquets
6.
Magill intubation forceps

MODULE 2: INJECTABLE:
1. ANTICONVULSANTS-

MIDAZOLAM:

Midazolam(Hypnoveland Dormicum[Europe, Great
Britain]) is available as 5 mg/mLin 1-, 2-, 5-, and 10-mL
vials and in 2-mL preloaded syringes, and 1 mg/mLin 2-,
5-, and 10-mL vials. 5-, and 10-mL vials.

The well-known proprietary name of midazolam—Versed—
is no longer marketed.

Diazepam is available as 5 mg/mLin 2-mL ampulesand
10-mL vials and in 2-mL preloaded syringes.

Indication-Midazolamis used to treat prolonged seizures ,
local anesthetic-induced seizures, hyperventilation, and
thyroid storm.

emergency kit--One 5-mL vial of midazolam(5 mg/mL)


Drug of choice-diazepam-benzodiazepine

Alternative drug-barbiturates(thiopentane)

Seizure disorders may occur in dental office in several
circumstances:

Overdose reactions of LA.

Epileptic seizures

Epileptic seizures

Febrile convulsions

Indications-termination of prolonged seizures

-local anestheticseizures

-hyperventilation syndrome

-thyroid storm

Avaliability-diazepam(valium)-5 mg/ml(2ml preloaded
syringe)

2.ANALGESIC :
Morphine sulfate

Alternative drug--Nitrous oxide and oxygen (N2O-
O2)/ meperidine

Narcotic analgesic action

Morphine sulfateis available 8, 10, and 15 mg/mL
(in 2-mL ampulesand 20-mL vials)(in 2-mL ampulesand 20-mL vials)

Indications-Intense, prolonged pain or anxiety;

acute myocardial infarction;
congestive heart failure

Emergency kits may contain 10 mg/mLmorphine
sulfate(two 2-mL ampules).


Contraindications-

In victims of head injury and multiple trauma

Patients with compromised respiration

3. VASOPRESSORS:

Drug of choice-methoxamine

Alternative drug-phenylephrine

Pure alpha adrenoceptoragonist

Vasopressorsare used to manage clinically
significant hypotension.

Possible uses include the following:

Possible uses include the following:
1.
Syncopalreactions
2.
Drug overdose reactions
3.
Postseizurestates
4.
Acute adrenal insufficiency
5.
Allergy

Availability-methoxamine-10 mg/ml, 20 mg/ml

-phenylephrine-10 mg/ml(1 ml ampule).


Contraindications-

Hyperthyroidism

Bradycardia

Partial heart block

Partial heart block

Myocardial disease

Severe artherosclerosis

4.ANTIHYPOGLYCEMIC:

Dextrose, 50% solution /Glucagon

1 mg/mL(two or three 1-mL vials) of glucagon for
IV or IM administration

indications-Antihypoglycemicsare used in the
treatment of hypoglycemiaand as a diagnostic aid in treatment of hypoglycemiaand as a diagnostic aid in
unconsciousness or seizures of unknown origin

Contraindications-in starvation state

Chronic hypoglycemia

5.CORTICOSTEROID

Drug of choice-hydrocortisone sodium succinate

Alternative drug-methyl prednisolonesodium
succinate

Primary value-in prevention of recurrent episodes of

Primary value-in prevention of recurrent episodes of
anaphylaxis

Adrenal glucocorticosteroid

Availability-Hydrocortisone sodium succinate-
50mg/ml(one 2-mL vial).

-methyl prednisolone-50mg/ml (1ml vial)


Indications-definitive management of acute allergy

-status asthamaticus

-apthousulcer

-acute adrenal insufficiency

-acute adrenal insufficiency

-congenital adrenal hyperplasia

Contraindications-when administered for an
emergency treatment there are many factors to be
considered such as presence of pre-existing injection,
peptic ulcer and hyperglycemia

6.ANTIHYPERTENSIVES:

Drug of choice-esmolol, propanolol

β-adrenergic blocker

Alternative drug :Labetalol

Indications-Acute hypertensive episodes
Availability-Esmololis available as 2.5 g in a 10-mL

Availability-Esmololis available as 2.5 g in a 10-mL
ampule, which is diluted to a 10-mg/mLconcentration
prior to infusion, and as a 100-mg/mLsolution, which is
also diluted to 10-mg/mLprior to administration.

Emergency kit-Two ampules100 mg/mLwith diluent.

7.PARASYMPATHETIC BLOCKING
AGENT/ANTICHOLINERGIC DRUG:

Atropine is a parasympatholyticdrug that decreases
vagaltone through its vagolyticaction, thereby
increasing the rate of discharge of sinoatrialnode.

Atropine is used to treat bradycardiaand
hemodynamicallysignificant bradydysrhythmiashemodynamicallysignificant bradydysrhythmias

Emergency kit-Two or three ampulesof 0.5 mg/mL
(for IM administration) or two 10-mL syringes with 1
mg per syringe (for IV administration).


Availability-5 mg/ml (0.1 mg/ml preloaded syringe)

Indications-management of severe sinus bradycardia
accompanied by symptomatic hypotension

-anestheticpremedication

-inhibition of cardiac reflexes

-opthalmicuse

Contraindication-glaucoma

-chronic lung disease

Conventional dose in adults-300-600 mg

SECONDARY NONINJECTABLE DRUGS
1.
Respiratory stimulant
2.
Antihypertensives

1.RESPIRATORY STIMULANT:

Drug of choice-Aromatic ammonia

Aromatic ammonia has a noxious odorand irritates the
mucous membrane of the upper respiratory tract,
stimulating the respiratory and vasomotor centersof the
medulla. This action in turn increases respiration and
blood pressure.blood pressure.

Indication-Aromatic ammonia is used to treat
vasodepressor syncope as well as respiratory depression
not induced by opioidanalgesics

Contraindication-chronic obstructive pulmonary
disease, asthama

Availability-Silver-gray vaporolescontaining 0.3 mLof
aromatic ammonia

2. ANTIHYPERTENSIVE

Hydralazine:

used in the management of high blood pressure.

It is a peripheral vasodilator, causing relaxation of
arteriolar smooth muscle via a direct effect.

Availability-One bottle 25-mg tablets.

SECONDARY EMERGENCY EQUIPMENT
1.
Oropharyngealand nasopharyngeal airways
2.
Laryngeal mask airway
3.
Laryngoscope and endotrachealtubes
4.
Scalpel or cricothyrotomyneedle

Plastic or rubber
oropharyngealor
nasopharyngeal
airways are used to
help maintain a
patent airway in the patent airway in the
unconscious patient

MODULE THREE: ADVANCED
CARDIOVASCULAR LIFE SUPPORT (ACLS)

1. SODIUM BICARBONATE(NAHCO3)

During cardiopulmonary arrest, both metabolic and
respiratory acidosis occur.

NAHCO3 is effective in management of metabolic
acidosis.

Availability-( 50 ml ampule)

Availability-( 50 ml ampule)

Indications-reversal of metabolic acidosis occurring
during anaerobic metabolism in cardiopulmonary
arrest.

-management of metabolic acidosis in
uncontrolled diabetes, circulatory insufficiency from
shock or dehydration, alkanizationof urine.


Contraindications-in hypoventilatorystates
-metabolic or
respiratory acidosis
-hypocalcemia-hypocalcemia
-chloride depletion

BASIC EMERGENCY EQUIPMENTS:

Tourniquets

Syringes

Ambubag

Oropharyngealand nasopharyngeal airways

Normal saline 0.9%, 1000-mL bags

18-and 20-gauge angiocatheters

18-and 20-gauge angiocatheters

Yankauersuction tip

Portable oxygen system (E cylinder size)

Stethoscope

Sphygmomanometer (child and adult sizes)

ECG/defibrillator(AED)

Sterile water for injection

EMERGENCY DRUG KIT

It should be as simple as possible to use.

The “KISS” principal is important at this time: “Keep
It Simple, Stupid.”

Pallasch’sstatement that “complexity in a time of
adversity breeds chaos” is as true today as it was adversity breeds chaos” is as true today as it was
when written in 1976.

Management of all emergency situations follows the
(P →A →B →C D) protocol (D = definitive
management: diagnosis, drugs, and defibrillation).


The doctor should remember three things in
preparing and using emergency drug kits:

1. Drug administration is not necessary for the
immediate management of medical emergencies
(BLS is always implemented, as needed, first). (BLS is always implemented, as needed, first).

2. Primary management of all emergency situations
involves BLS.

3. When in doubt, don’t medicate (there will be a
very specific exception to this in the case of
presumed anaphylaxis

BASIC DRUG EMERGENCY KIT

Epinephrine 1mg/mL(1:1000 dilution)

Dextrose 50% of 50 mLampule0.5g/mL

Oxygen

Nitro-glycerine tablets or spray 0.4 mg per tablet

Nitro-glycerine tablets or spray 0.4 mg per tablet

Albuterol; metered inhaler

Hydrocortisone 300 mg ampule

Spirits of ammonia (vaporable)

Self made emergency drug kit

CONCLUSION:

Basedontheknowledgeofthepharmacologyofthedrugsitis
necessarytochoosetherightkindofanalgesicsuitabletoapatient
thatdeliversthedesiredeffectwithminimalsideeffectsandprovide
thebestachievablecomforttothepatient.

Medicalemergenciescan,anddohappeninthepracticeofdentistry.

Theessentialemergencydrugkitandemergencyequipmentshouldbe
keptalwaysinthedentaloffice.

REFERENCES:

Essentials of pharmacology :K.D .Tripathi

Medical emergencies: Malamed

Wikipedia