Table 3.
Each category corresponds to a single trial for melatonin effect(s).
| Acanthosis Nigricans | Chromosome Deletion | Hepatitis | Marijuana Abuse | Prognathism |
| Acid-Base Imbalance | Chronic Disease | Hepatitis A | Melanosis | Prostatic Hyperplasia |
| Acidosis | Cluster Headache | Hepatitis C | MELAS Syndrome | Prostatic Neoplasms |
| Acquired Immunodeficiency Syndrome | Colic | Hepatitis C, Chronic | Memory Disorders | Psychophysiologic Disorders |
| ACTH-Secreting Pituitary Adenoma | Colonic Neoplasms | Hepatitis, Chronic | Mental Retardation, X-Linked | Rare Diseases |
| Acute Coronary Syndrome | Colorectal Neoplasms | Hepatitis, Viral, Human | Metabolism, Inborn Errors | Retinal Degeneration |
| Acute Mountain Sickness | Communication Disorders | Herpes Genitalis | Microvascular Angina | Retrognathia |
| Adamantinoma | Constipation | Herpes Simplex | Migraine with Aura | Rupture |
| Adrenal Gland Diseases | Contusions | Herpesviridae Infections | Migraine without Aura | Salivary Gland Diseases |
| Adrenal Insufficiency | Craniopharyngioma | Hip Fractures | Monosomy | Sarcopenia |
| Adrenocortical Hyperfunction | Crohn Disease | Hip Injuries | Mouth Neoplasms | Scoliosis |
| Aggression | Cushing Syndrome | HIV Infections | Mouth, Edentulous | Seizures, Febrile |
| Alcohol Drinking | Delayed Emergence from Anesthesia | Hodgkin Disease | Multiple Myeloma | Self-Injurious Behavior |
| Alternating Hemiplegia of Childhood | Dengue | Hodgkin Lymphoma | Multiple System Atrophy | Septo-Optic Dysplasia |
| Altitude Sickness | Dengue Fever | Huntington Disease | Myocardial Reperfusion Injury | Septo-optic Dysplasia Spectrum |
| Alveolar Bone Loss | Dentofacial Deformities | Hyperadrenalism | Myofascial Pain Syndromes | Severe Acute Respiratory Syndrome |
| Ameloblastoma | Depressive Disorder, Treatment-Resistant |
Hyperandrogenism | Narcotic-Related Disorders | Sex Chromosome Disorders |
| Amino Acid Metabolism, Inborn Errors | Diabetes Insipidus | Hyperpigmentation | Neonatal Sepsis | Sexually Transmitted Diseases |
| Anaplastic Oligoastrocytoma | Diabetes Insipidus, Neurogenic | Hypertension, Portal | Neoplasms, Neuroepithelial | Sexually Transmitted Diseases, Viral |
| Aneuploidy | Diarrhea | Hypertension, Pregnancy-Induced |
Neoplasms, Plasma Cell | Shy-Drager Syndrome |
| Anodontia | Diffuse Large B-Cell Lymphoma | Hypo-hidrotic Ectodermal Dysplasia |
Neoplasms, Squamous Cell | Skin Abnormalities |
| Anorexia Nervosa | DNA Virus Infections | Hypokinesia | Nervous System Malformations | Skin Diseases, Infectious |
| Aortic Aneurysm | Drug-Resistant Epilepsy | Hypopituitarism | Neuromuscular Manifestations | Skin Diseases, Viral |
| Aortic Aneurysm, Abdominal | Drug-Related Side Effects and Adverse Reactions |
Hypotension | Night Eating Syndrome | Somatoform Disorders |
| Aortic Diseases | Dysbiosis | Hypotension, Orthostatic | Nocturia | Speech Disorders |
| Aphasia | Dyskinesia, Drug-Induced | Hypothalamic Diseases | Nocturnal Enuresis | Spinal Curvatures |
| Arbovirus Infections | Dysmenorrhea | Hypothalamic Obesity | Obesity, Morbid | Spinal Diseases |
| Arthritis, Juvenile | Ear Diseases | Idiopathic Hypersomnia | Oligoastrocytoma | Squamous Cell Carcinoma of Head and Neck |
| Arthritis, Rheumatoid | Ectodermal Dysplasia | Immunoproliferative Disorders | Opioid-Related Disorders | Stillbirth |
| Atrial Fibrillation | Ectodermal Dysplasia 1, Anhidrotic | Inborn Amino Acid Metabolism Disorder |
Optic Nerve Diseases | Stress Disorders, Traumatic, Acute |
| B-cell Lymphoma | Emaciation | Influenza, Human | Optic Nerve Hypoplasia | Substance Withdrawal Syndrome |
| Back Pain | Endotoxemia | Intestinal Neoplasms | Oral Cancer | Sunburn |
| Bacteremia | Enterovirus Infections | Intracranial Aneurysm | Oral Leukoplakia | Tachycardia |
| Barrett Esophagus | Enuresis | Intracranial Arterial Diseases | Oral Squamous Cell Carcinoma | Tachycardia, Sinus |
| Binge-Eating Disorder | Epilepsy, Generalized | Intracranial Hemorrhage, Traumatic |
Osteoarthritis | Tardive Dyskinesia |
| Birth Weight | Epileptic Syndromes | Intraocular Melanoma | Osteoarthritis, Knee | Thoracic Injuries |
| Blood-Borne Infections | Erythema | Jaw Abnormalities | Osteoporosis, Postmenopausal | Tic Disorders |
| Bone Neoplasms | Eye Diseases, Hereditary | Jaw Diseases | Otorhinolaryngologic Diseases | Tics |
| Bone Resorption | Eye Neoplasms | Lacerations | Pancreatic Cancer | Tinnitus |
| Borderline Personality Disorder | Facies | Language Disorders | Pancreatic Neoplasms | Tobacco Use Disorder |
| Brain Damage, Chronic | Femoral Fractures | Leg Injuries | Pelvic Pain | Tooth Abnormalities |
| Brain Diseases, Metabolic, Inborn | Fetal Alcohol Spectrum Disorders | Lennox Gastaut Syndrome | Periodontal Atrophy | Tooth Loss |
| Bronchial Neoplasms | Fetal Death | Leukoencephalopathies | Phenylketonurias | Tooth, Impacted |
| Bronchitis | Fetal Membranes, Premature Rupture |
Leukoplakia | Photosensitivity Disorders | Tourette Syndrome |
| Bulimia | Fibromyalgia | Leukoplakia, Oral | Picornaviridae Infections | Trauma and Stressor Related Disorders |
| Bulimia Nervosa | Flavivirus Infections | Lewy Body Disease | Pigmentation Disorders | Trigeminal Autonomic Cephalalgias |
| Burnout, Psychological | Flushing | Lightning Injuries | Pinealoma | Unconsciousness |
| Carcinogenesis | Fragile X Syndrome | Liver Failure | Pineocytoma | Urinary Incontinence |
| Carcinoma, Bronchogenic | Genital Neoplasms, Male | Low Back Pain | Pituitary ACTH Hypersecretion | Urination Disorders |
| Carcinoma, Squamous Cell | Headache Disorders, Secondary | Lymphatic Diseases | Pituitary Diseases | Uterine Hemorrhage |
| Cardiac Conduction System Disease | Hearing Disorders | Lymphoma | Post-Concussion Syndrome | Uveal Diseases |
| Caregiver Burden | Heat Stress Disorders | Lymphoma, B-Cell | Post-operative Cognitive Complications |
Uveal Neoplasms |
| Central Diabetes Insipidus | Hematoma | Lymphoma, Large B-Cell, Diffuse | Postpartum Hemorrhage | Vector Borne Diseases |
| Cerebral Hemorrhage | Hematoma, Subdural | Lymphoma, Non-Hodgkin | Postural Orthostatic Tachycardia Syndrome |
Viral Hemorrhagic Fever |
| Childhood Acute Lymphoblastic Leukemia | Hematoma, Subdural, Chronic | Lymphoproliferative Disorders | Prader-Willi Syndrome | Vision, Low |
| Chorea | Hemiplegia | Lymphosarcoma | Prehypertension | X-linked Hypo-hidrotic Ectodermal Dysplasia |
| Chorioamnionitis | Hemorrhagic Fevers, Viral | Macular Degeneration | Premenstrual Dysphoric Disorder |
Xerostomia |
| Chromosome 17p Deletion | Hepatic Encephalopathy | Malocclusion, Angle Class III | Premenstrual Syndrome | |
| Chromosome Aberrations | Hepatic Insufficiency | Mandibular Diseases | Primary Orthostatic Hypotension |