Medicine and Dentistry
Opiate
100%
Analgesia
49%
Anodyne
37%
Placebo
31%
Experimental Pain
30%
Chronic Pancreatitis
28%
Symptom
24%
Quantitative Sensory Testing
23%
Knee Osteoarthritis
22%
Nociception
20%
Drug Therapy
19%
Diseases
17%
Musculoskeletal Pain
16%
Pain Modulation
16%
Morphine
15%
Methyltransferase
13%
Pain Catastrophizing
12%
Clinical Pain
12%
Analgesic Activity
11%
Visceral Pain
11%
Quality of Life
11%
Naloxegol
11%
Duloxetine
11%
Gastrointestinal Pain
11%
Human Tissue
11%
Hip Fracture
11%
Biological Product
11%
Inflammatory Bowel Disease
11%
Constipation
11%
Pathophysiology
11%
Evoked Potential
11%
Gut
11%
Volunteer
10%
Osteoarthritis
10%
κ-Opioid Receptor
9%
Chronic Pain
9%
Sensitization
8%
Patient Referral
8%
Electroencephalogram
8%
Functional Magnetic Resonance Imaging
8%
Withdrawal Reflex
8%
Psychological Aspect
7%
Hypertensive Factor
7%
Diagnosis
7%
Side Effect
7%
Postoperative Pain
7%
Cancer Pain
7%
Sensation
6%
Abdominal Pain
6%
Spectroscopy
6%
Pharmacology, Toxicology and Pharmaceutical Science
Opiate
64%
Oxycodone
45%
Analgesic Agent
36%
Pharmacokinetics
34%
Pharmacodynamics
26%
Paracetamol
23%
Knee Osteoarthritis
22%
Morphine
19%
Pathophysiology
19%
Normal Human
18%
Musculoskeletal Pain
16%
Hip Fracture
16%
Placebo
16%
Chronic Pancreatitis
14%
Non-Steroidal Anti-Inflammatory Drug
12%
Symptom
12%
Venlafaxine
12%
Experimental Pain
11%
Controlled Release Formulation
11%
Randomized Controlled Trial
11%
Toxic Injury
11%
Drug Intoxication
11%
Inflammatory Bowel Disease
11%
Disease
11%
Osteoarthritis
10%
Opiate Receptor
10%
Biological Product
9%
Adverse Event
8%
Pregabalin
8%
Cancer Pain
8%
Psychological Aspect
7%
Gastrointestinal Symptom
7%
Prevalence
7%
Constipation
7%
Combination Therapy
6%
Narcotic Analgesic Agent
6%
Methylnaltrexone
6%
Postoperative Pain
6%
Dizziness
6%
Side Effect
6%
Nephrolithiasis
6%
Rectal Administration
6%
Controlled Release
6%
Cohort Study
5%
Buprenorphine
5%
Retrospective Study
5%
Transdermal
5%
Morphine 6 Glucuronide
5%
Irritable Colon
5%
Pharmacodynamic Modeling
5%
Keyphrases
Opioids
17%
Analgesic Drugs
12%
Chronic Pancreatitis
12%
Pharmacological Challenge
11%
Oxycodone
11%
Naloxegol
11%
Priority Setting Partnership
11%
Knee Osteoarthritis
11%
Quality of Life
11%
Primary Care
11%
Pain Catastrophizing
10%
Denmark
9%
Non-academic Hospital
8%
Quantitative Sensory Testing
8%
Analgesic
7%
Temporal Summation of Pain
7%
Non-steroidal Anti-inflammatory Drugs (NSAIDs)
7%
Morphine
7%
Opioid Analgesics
7%
Psychological Factors
7%
Pain Relief
7%
Pregabalin
6%
Irritable Bowel Syndrome
6%
Opioid-induced Bowel Dysfunction
6%
Pain Management
6%
Paracetamol
6%
Risk-benefit
6%
Double-blinded Study
6%
Placebo
5%
Placebo-controlled Clinical Trial
5%
Magnetic Resonance Spectroscopy
5%
Therapeutic Efficacy
5%
Morphine Analgesia
5%
Cortical Mechanisms
5%
Pain Network
5%
Randomized Clinical Trial
5%
Operculum
5%
Sensory Models
5%
Brain Activation
5%
Instrument Validation
5%
Spectral Indices
5%
Drug Absorption
5%
Dose-escalation Study
5%
Objective Marker
5%
Morphine-6-glucuronide
5%
Opioid-induced Constipation
5%
Cortical Processing
5%
Kidney Stone Surgery
5%
Pharmacokinetic Analysis
5%
Transdermal Buprenorphine
5%