Table of Contents

 

 

 

PART ONE

GENERAL PRINCIPLES

1

Chapter 1

Information, Sources, and Regulatory Agencies

2

 

History

2

 

Pharmacology and the Oral Health Care Providers

3

 

Sources of Information

4

 

Explain-Discuss Format

4

 

Reference-List Format

5

 

Types of Media

5

 

Drug Names

7

 

Drug Substitution

10

 

Top 200 Drugs

10

 

Federal Regulatory Agencies

10

 

Harrison Narcotic Act

10

 

Food and Drug Administration

11

 

Federal Trade Commission

11

 

Drug Enforcement Administration

11

 

Omnibus Budget Reconciliation Act

11

Chapter 2

Drug Action and Handling

12

 

Characterization of Drug Action

13

 

Log Dose Effect Curve

13

 

Potency

13

 

Efficacy

14

 

Chemical Signaling Between Cells

15

 

Mechanism of Action of Drugs

15

 

Nerve Transmission

16

 

Receptors

17

 

Stereoisomerism

21

 

Routes of Administration and Dose Forms

21

 

Routes of Administration

21

 

Dose Forms

26

 

Pharmacokinetics

26

 

Passage Across Body Membranes

26

 

Absorption

29

 

Distribution

30

 

Half-Life

31

 

Blood-Brain Barrier

32

 

Redistribution

33

 

Metabolism (Biotransformation)

33

 

Factors that Alter Drug Effects

38

 

Calculation of Children's Dose

39

Chapter 3

Adverse Reactions

41

 

Definitions and Classifications

41

 

Clinical Manifestations of Adverse Reactions

42

 

Exaggerated Effect on Target Tissues

43

 

Effect on Nontarget Tissues

43

 

Effect on Fetal Development (Teratogenic Effect)

43

 

Local Effect

44

 

Drug Interactions

44

 

Hypersensitivity (Allergic Reaction)

44

 

Idiosyncrasy

45

 

Interference with Natural Defense Mechanisms

46

 

Toxicologic Evaluation of Drugs

46

Chapter 4

Prescription Writing

49

 

Measurement

49

 

Metric System

49

 

Household Measures

50

 

Prescriptions

51

 

Format

51

 

Explanations Accompanying Prescriptions

54

 

Drug Legislation

54

 

Scheduled Drugs

55

PART TWO

DRUGS USED IN DENTISTRY

57

Chapter 5

Autonomic Drugs

58

 

Autonomic Nervous System

58

 

Anatomy

58

 

Parasympathetic Autonomic Nervous System

59

 

Sympathetic Autonomic Nervous System

59

 

Functional Organization

60

 

Neurotransmitters

60

 

Drug Groups

63

 

Parasympathetic Autonomic Nervous System

64

 

Cholinergic (Parasympathomimetic) Agents

66

 

Anticholinergic (Parasympatholytic) Agents

68

 

Nicotinic Agonists and Antagonists

71

 

Sympathetic Nervous System

71

 

Sympathetic Nervous System Receptors

72

 

Adrenergic (Sympathomimetic) Agents

73

 

Adrenergic Blocking Agents

77

 

Neuromuscular Blocking Drugs

79

Chapter 6

Nonopioid (Nonnarcotic) Analgesics

81

 

Pain

81

 

Classification

82

 

Salicylates

83

 

Acetylsalicylic Acid

83

 

Other Salicylates

90

 

Nonsteroidal Antiinflammatory Drugs

92

 

Chemical Classification

92

 

Mechanism of Action

93

 

Pharmacokinetics

93

 

Pharmacologic Effects

94

 

Adverse Reactions

94

 

Contraindications and Cautions

95

 

Therapeutic Uses

95

 

Specific Nonsteroidal Antiinflammatory Drugs

96

 

Acetaminophen

98

 

Pharmacokinetics

99

 

Pharmacologic Effects

99

 

Adverse Effects

99

 

Drug Interactions

100

 

Uses

100

 

Dose and Preparations

100

 

Drugs Used to Treat Gout

101

 

Colchicine

101

 

Allopurinol

101

Chapter 7

Opioid (Narcotic) Analgesics and Antagonists

103

 

History

103

 

Terminology

103

 

Classification

104

 

Mechanism of Action

104

 

Pharmacokinetics

106

 

Pharmacologic Effects

107

 

Analgesia

107

 

Sedation and Euphoria

108

 

Cough Suppression

108

 

Gastrointestinal Effects

108

 

Adverse Reactions

108

 

Respiratory Depression

108

 

Nausea and Emesis

109

 

Constipation

109

 

Myosis

109

 

Urinary Retention

109

 

Central Nervous System Effects

109

 

Cardiovascular Effects

109

 

Biliary Tract Constriction

109

 

Histamine Release

109

 

Pregnancy and Nursing

109

 

Addiction

109

 

Treatment

110

 

Allergic Reactions

110

 

Drug Interactions

111

 

Specific Opioids

112

 

Opioid Agonists

112

 

Mixed Opioids

115

 

Tramadol

116

 

Dental Use of Opioids

117

Chapter 8

Antiinfective Agents

119

 

Dental Infection "Evolution"

120

 

History

122

 

Definitions

122

 

Culture and Sensitivity

124

 

Culture

124

 

Sensitivity

124

Indications for Antimicrobial Agents

125

 

Therapeutic Indications

125

 

Prophylactic Indications

125

 

General Adverse Reactions Associated with Antiinfective Agents

127

 

Superinfection (Suprainfection)

127

 

Allergic Reactions

127

 

Drug Interactions

127

 

Gastrointestinal Complaints

128

 

Pregnancy

128

 

Dose Forms

128

 

Cost

129

 

Penicillins

129

 

Source and Chemistry

130

 

Pharmacokinetics

130

 

Mechanism of Action

131

 

Spectrum

131

 

Resistance

131

 

Adverse Reactions

132

 

Allergy and Hypersensitivity

132

 

Uses

133

 

Specific Penicillins

133

 

Macrolides

135

 

Erythromycin

136

 

Azithromycin and Clarithromycin

137

 

Tetracyclines

138

 

Pharmacokinetics

139

 

Spectrum

139

 

Adverse Reactions

139

 

Drug Interactions

140

 

Uses

141

 

Clindamycin

142

 

Pharmacokinetics

142

 

Spectrum

142

 

Adverse Reactions

142

 

Uses

143

 

Metronidazole

144

 

Pharmacokinetics

144

 

Spectrum

144

 

Adverse Reactions

144

 

Drug Interactions

145

 

Uses

145

 

Cephalosporins

145

 

Pharmacokinetics

147

 

Spectrum

147

 

Mechanism of Action

147

 

Adverse Reactions

147

 

Uses

148

 

Rational Use of Antiinfective Agents in Dentistry

148

 

Stage 1

148

 

Stage 2

149

 

Stage 3

149

 

Antimicrobial Agents for Nondental Use

149

 

Vancomycin

149

 

Aminoglycosides

150

 

Chloramphenicol

151

 

Sulfonamides

151

 

Sulfamethoxazole-Trimethoprim

152

 

Nitrofurantoin

152

 

Quinolones (Fluoroquinolones)

152

 

Antituberculosis Agents

154

 

Isoniazid

154

 

Rifampin

156

 

Pyrazinamide

156

 

Ethambutol

157

 

Topical Antibiotics

157

 

Neomycin, Polymyxin, and Bacitracin

157

 

Mupirocin

157

 

Antibiotic Prophylaxis Used in Dentistry

158

 

Prevention of Infective Endocarditis

158

 

Prosthetic Joint Prophylaxis

161

 

Noncardiac Medical Conditions

161

Chapter 9

Antifungal and Antiviral Agents

163

 

Antifungal Agents

163

 

Nystatin

165

 

Imidazoles

167

 

Other Antifungal Agents

169

 

Antiviral Agents

170

 

Herpes Simplex

171

 

Acquired Immunodeficiency Syndrome

173

Chapter 10

Local Anesthetics

177

 

History

177

 

Ideal Local Anesthetic

178

 

Chemistry

178

 

Mechanism of Action

179

 

Action on Nerve Fibers

179

 

Ionization Factors

179

 

Pharmacokinetics

179

 

Absorption

179

 

Distribution

182

 

Metabolism

182

 

Excretion

182

 

Pharmacologic Effects

182

 

Peripheral Nerve Conduction (Blocker)

182

 

Antiarrhythmic

183

 

Adverse Reactions

183

 

Composition of Local Anesthetic Solutions

185

 

Local Anesthetic Agents

185

 

Amides

185

 

Esters

189

 

Other Local Anesthetics

189

 

Vasoconstrictors

189

 

Drug Interactions

192

 

Choice of Local Anesthetic

192

 

Topical Anesthetics

193

 

Amides

195

 

Esters

196

 

Precautions in Topical Anesthesia

197

 

Doses of Local Anesthetic and Vasoconstrictor

197

Chapter 11

Antianxiety Agents

199

 

Definitions

201

 

Benzodiazepines

201

 

Chemistry

201

 

Pharmacokinetics

201

 

Mechanism of Action

204

 

Pharmacologic Effects

204

 

Adverse Reactions

205

 

Abuse and Tolerance

207

 

Drug Interactions

208

 

Uses

208

 

Management of the Dental Patient Taking Benzodiazepines

210

 

Barbiturates

211

 

Chemistry

211

 

Pharmacokinetics

211

 

Mechanism of Action

212

 

Pharmacologic Effects

212

 

Adverse Reactions

212

 

Chronic Long-Term Use

212

 

Contraindications

213

 

Drug Interactions

213

 

Uses

213

 

Nonbenzodiazepine-Nonbarbiturate Sedative-Hypnotics

213

 

Chloral Hydrate

213

 

Buspirone

214

 

Meprobamate

214

 

Nonbenzodiazepine Benzodiazepine Receptor Agonists

215

 

Zolpidem

215

 

Zaleplon

215

 

Eszopiclone

215

 

Melatonin Receptor Agonist

216

 

Centrally Acting Muscle Relaxants

216

 

Pharmacologic Effects

216

 

Individual Centrally Acting Muscle Relaxants

216

 

Miscellaneous Agents

217

 

Baclofen

217

 

Tizanidine

217

 

Dantrolene

217

 

General Comments About Antianxiety Agents

217

 

Analgesic-Sedative Combinations

217

 

Special Considerations

218

 

Cautions

218

Chapter 12

General Anesthetics

220

 

History

220

 

Mechanism of Action

221

 

Stages and Planes of Anesthesia

221

 

Adverse Reactions

223

 

General Anesthetics

223

 

Classification of Anesthetic Agents

223

 

Nitrous Oxide

225

 

Halogenated Hydrocarbons

229

 

Other General Anesthetics

231

 

Balanced General Anesthesia

233

Chapter 13

Vitamins and Minerals

234

 

Measurements of Vitamin Needs

234

 

Recommended Dietary Allowance

234

 

Fallacious Reasoning About Vitamins

236

 

Water-Soluble Vitamins

236

 

Ascorbic Acid (Vitamin C)

236

 

B-Complex Vitamins

238

 

Fat-Soluble Vitamins

247

 

Vitamin A

247

 

Vitamin D

249

 

Vitamin E

251

 

Vitamin K

252

 

Selected Minerals

253

 

Iron

253

 

Zinc

254

 

Calcium

255

 

Drug-Induced Vitamin Deficiencies

256

Chapter 14

Oral Conditions and their Treatment

258

 

Infectious Lesions

258

 

Acute Necrotizing Ulcerative Gingivitis

258

 

Herpes Infections

259

 

Candidiasis (Moniliasis)

261

 

Angular Cheilitis/Cheilosis

261

 

Alveolar Osteitis

262

 

Immune Reactions

262

 

Recurrent Aphthous Stomatitis

262

 

Lichen Planus

263

 

Miscellaneous Oral Conditions

264

 

Geographic Tongue

264

 

Burning Mouth or Tongue Syndrome

264

 

Inflammation

265

 

Pericoronitis

265

 

Postirradiation Caries

265

 

Root Sensitivity

265

 

Actinic Lip Changes

265

 

Drug-Induced Oral Side Effects

265

 

Xerostomia

265

 

Sialorrhea

268

 

Hypersensitivity-Type Reactions

268

 

Oral Lesions that Resemble Autoimmune-Type Reactions

268

 

Stains

268

 

Gingival Enlargement

268

 

Common Agents Used to Treat Oral Lesions

269

 

Corticosteroids

269

 

Palliative Treatment

270

PART THREE

DRUGS THAT MAY ALTER DENTAL TREATMENT

271

Chapter 15

Cardiovascular Drugs

272

 

Dental Implications of Cardiovascular Disease

273

 

Contraindications to Treatment

273

 

Vasoconstrictor Limit

273

 

Infective Endocarditis

273

 

Cardiac Pacemakers

274

 

Periodontal Disease and Cardiovascular Disease

274

 

Cardiac Glycosides

274

 

Congestive Heart Failure

274

 

Digitalis Glycosides

275

 

Antiarrhythmic Agents

277

 

Automaticity

277

 

Action Potential

279

 

Arrhythmias

279

 

Antiarrhythmic Agents

279

 

Adverse Reactions

281

 

Dental Implications

281

 

Antianginal Drugs

281

 

Angina Pectoris

281

 

Nitroglycerin-Like Compounds

282

 

Calcium Channel Blocking Agents

285

 

β-Adrenergic Blocking Agents

286

 

Ranolazine

286

 

Dental Implications

286

 

Antihypertensive Agents

287

 

Patient Evaluation

289

 

Treatment of Hypertension

289

 

Diuretic Agents

292

 

β-Adrenergic Blocking Agents

296

 

Calcium Channel Blocking Agents

297

 

Angiotensin-Related Agents

299

 

α1-Adrenergic Blocking Agents

301

 

Other Antihypertensive Agents

302

 

Management of the Dental Patient Taking Antihypertensive Agents

303

 

Antihyperlipidemic Agents

304

 

3-Hydroxy-3-Methylglutaryl Coenzyme a Reductase Inhibitors

304

 

Niacin

305

 

Cholestyramine

306

 

Gemfibrozil

306

 

Dental Implications

306

 

Drags that Affect Blood Coagulation

306

 

Anticoagulants

306

 

Drugs that Increase Blood Clotting

312

Chapter 16

Anticonvulsants

314

 

Epilepsy

314

 

Generalized Seizures

314

 

Partial (Focal) Epilepsies

317

 

Drug Therapy of Patients with Epilepsy

317

 

General Adverse Reactions to Anticonvulsant Agents

317

 

Carbamazepine

319

 

Valproate

320

 

Phenobarbital

321

 

Phenytoin

321

 

Miscellaneous Anticonvulsant Agents

323

 

New Anticonvulsant Agents

323

 

Dental Treatment of the Patient with Epilepsy

323

 

Nonseizure Uses of Anticonvulsants

325

 

Neurologic Pain

325

 

Psychiatric Use

325

Chapter 17

Psychotherapeutic Agents

326

 

Psychiatric Disorders

326

 

Antipsychotic Agents

328

 

Pharmacologic Effects

329

 

Adverse Reactions

330

 

Drug Interactions

332

 

Uses

332

 

Dental Implications

332

 

Antidepressant Agents

333

 

Tricyclic Antidepressants

333

 

Second-Generation Antidepressants

336

 

Selective Serotonin Reuptake Inhibitors

336

 

Bupropion

337

 

Other Antidepressant Agents

337

 

Monoamine Oxidase Inhibitors

337

 

Drugs for Treatment of Bipolar Depression

338

 

Lithium

338

 

Anticonvulsants

338

Chapter 18

Autocoids and Antihistamines

339

 

Histamine

339

 

Pharmacologic Effects

339

 

Adverse Reactions

340

 

Uses

340

 

Antihistamines (H1-Receptor Antagonists)

340

 

Pharmacologic Effects

341

 

Adverse Reactions

341

 

Toxicity

343

 

Uses

344

 

Peripheral (Nonsedating) H1-Receptor Antagonists

344

 

Fexofenadine

344

 

Loratidine

345

 

Cetirizine

345

 

Other Autocoids

345

 

Prostaglandins and Thromboxanes

345

 

Leukotrienes

347

 

Kinins

347

 

Substance P

347

Chapter 19

Adrenocorticosteroids

349

 

Mechanism of Release

349

 

Classification

350

 

Definitions

350

 

Routes of Administration

350

 

Mechanism of Action

351

 

Pharmacologic Effects

351

 

Adverse Reactions

352

 

Metabolic Changes

352

 

Infections

352

 

Central Nervous System Effects

352

 

Peptic Ulcer

352

 

Impaired Wound Healing and Osteoporosis

352

 

Ophthalmic Effects

352

 

Electrolyte and Fluid Balance

352

 

Adrenal Crisis

353

 

Dental Effects

353

 

Uses

353

 

Medical Uses

353

 

Dental Uses

354

 

Corticosteroid Products

354

 

Dental Implications

354

 

Adverse Reactions

355

 

Steroid Supplementation

356

 

Rule of Twos

357

 

Topical Use

357

Chapter 20

Other Hormones

359

 

Pituitary Hormones

359

 

Anterior Pituitary

360

 

Posterior Pituitary

361

 

Thyroid Hormones

361

 

Iodine

361

 

Hypothyroidism

362

 

Hyperthyroidism

362

 

Pancreatic Hormones

363

 

Diabetes Mellitus

363

 

Female Sex Hormones

375

 

Estrogens

376

 

Progestins

377

 

Oral Contraceptives

378

 

Male Sex Hormones

380

 

Androgens

380

 

Other Agents that Affect Sex Hormone Systems

381

 

Clomiphene

382

 

Leuprolide

382

 

Tamoxifen

382

 

Danazol

382

 

Aromatase Inhibitors

382

Chapter 21

Antineoplastic Drugs

384

 

Use of Antineoplastic Agents

385

 

Mechanisms of Action

385

 

Classification

387

 

Adverse Drug Effects

387

 

Bone Marrow Suppression

387

 

Osteonecrosis

389

 

Gastrointestinal Effects

390

 

Dermatologic Effects

390

 

Hepatotoxicity

390

 

Neurologic Effects

390

 

Nephrotoxicity

390

 

Immunosuppression

390

 

Germ Cells

390

 

Oral Effects

390

 

Combinations

390

 

Use in Treatment of Inflammatory Processes

391

 

Dental Implications

391

Chapter 22

Respiratory and Gastrointestinal Drugs

393

 

Respiratory Drugs

393

 

Respiratory Diseases

393

 

Dugs Used to Treat Respiratory Diseases

395

 

Sympathomimetic Agents

395

 

Metered-Dose Inhalers

396

 

Corticosteroids

396

 

Leukotriene-Pathway Inhibitors

399

 

Methylxanthines

400

 

Anticholinergics

400

 

Agents Used to Manage upper Respiratory Infections

400

 

Dental Implications of the Respiratory Drugs

401

 

Gastrointestinal Drugs

402

 

Gastrointestinal Diseases

402

 

Drugs Used to Treat Gastrointestinal Diseases

402

 

Histamine2-Blocking Agents

402

 

Proton Pump Inhibitors

404

 

Mixed Antiinfective Therapy for Ulcer Treatment

405

 

Antacids

405

 

Miscellaneous Gastrointestinal Drugs

405

 

Laxatives and Antidiarrheals

406

 

Emetics and Antiemetics

406

 

Agents Used to Manage Chronic Inflammatory Bowel Disease

407

PART FOUR

SPECIAL SITUATIONS

409

Chapter 23

Emergency Drugs

410

 

General Measures

410

 

Preparation for Treatment

411

 

Categories of Emergencies

411

 

Lost or Altered Consciousness

411

 

Respiratory Emergencies

412

 

Cardiovascular System Emergencies

413

 

Other Emergency Situations

414

 

Drug-Related Emergencies

415

 

Emergency Kit for the Dental Office

415

 

Drugs

415

 

Equipment

418

Chapter 24

Pregnancy and Breast Feeding

420

 

General Principles

421

 

History

421

 

Pregnancy

421

 

Pregnancy Trimesters

421

 

Teratogenicity

421

 

Food and Drug Administration Pregnancy Categories

422

 

Breast Feeding

422

 

Dental Drugs

422

 

Local Anesthetic Agents

422

 

Analgesics

428

 

Antiinfective Agents

428

 

Antianxiety Agents

429

Chapter 25

Drug Interactions

431

 

Mechanisms of Interactions

431

 

Pharmacokinetic

432

 

Pharmacodynamic

433

 

Dental Drug Interactions

434

 

Analgesics

436

 

Antiinfectives

438

 

Benzodiazepines

439

 

Epinephrine

439

 

Summary

441

Chapter 26

Drug Abuse

443

 

General Considerations

444

 

Definitions

444

 

Psychologic Dependence

445

 

Physical Dependence

445

 

Tolerance

445

 

Addiction, Habituation, and Dependence

446

 

Central Nervous System Depressants

446

 

Ethyl Alcohol

447

 

Nitrous Oxide

450

 

Opioid Analgesics

451

 

Sedative-Hypnotics

453

 

Central Nervous System Stimulants

454

 

Cocaine

454

 

Amphetamines

455

 

Caffeine

455

 

Tobacco

455

 

Psychedelics (Hallucinogens)

457

 

Lysergic Acid Diethylamide

457

 

Phencyclidine

457

 

Marijuana

458

 

Identifying the Drug Abuser

458

 

The Impaired Dental Health Care Worker

458

APPENDIXES

 

A

Top 200 Drugs (2005)

460

B

Medical Acronyms

466

C

Medical Terminology

470

D

What If…

472

E

Oral Manifestations: Xerostomia and Taste Changes

480

F

Natural/Herbal Products

484

 

Glossary

489

 

Drug Index

510

 

Index

522