- Drospirenone
- Drotaverine
- Drotrecogin alfa
- Drowning
- Drowsy driving
- Droxicam
- Droxidopa
- Drug Efficacy Study Implementation
- Drug Price Competition and Patent Term Restoration Act
- Drug absorption
- Drug abuse
- Drug action
- Drug administration
- Drug allergy
- Drug approval
- Drug bioavailability
- Drug carriers
- Drug checking
- Drug clearance
- Drug combination
- Drug court
- Drug craving
- Drug culture
- Drug delivery
- Drug delivery device
- Drug delivery systems
- Drug delivery to the brain
- Drug dependence
- Drug design
- Drug detoxification
- Drug development
- Drug discovery
- Drug disposal
- Drug distribution
- Drug education
- Drug effect
- Drug elimination
- Drug eluting stent
- Drug eruption
- Drug expiration
- Drug fever
- Drug formulary
- Drug formulation
- Drug half life
- Drug holiday
- Drug hypersensitivity
- Drug injection
- Drug instillation
- Drug interactions
- Drug intolerance
- Drug labeling
- Drug liking
- Drug metabolism
- Drug misuse
- Drug overdoses
- Drug packaging
- Drug prescription
- Drug recall
- Drug rehabilitation
- Drug repositioning
- Drug resistance
- Drug resistant epilepsy
- Drug resistant tuberculosis
- Drug response
- Drug safety
- Drug screening
- Drug seeking behavior
- Drug targeting
- Drug testing
- Drug tests
- Drug therapy
- Drug therapy problems
- Drug titration
- Drug tolerability
- Drug tolerance
- Drug toxicity
- Drug use
- Drug utilization review
- Drug withdrawal
- Drug-drug interactions
- Drug-eluting stent
- Drug-induced QT prolongation
- Drug-induced aseptic meningitis
- Drug-induced lupus erythematosus
- Drug-induced pigmentation
- Drug-induced psychosis
- DrugBank
- Druggability
- Drugs Controller General of India
- Drugs for Neglected Diseases Initiative
- Drugs of last resort
- Drunk
- Drunkorexia
- Drusen
- Dry cell
- Dry decontamination
- Dry deposition
- Dry drowning
- Dry eye
- Dry mouth
- Dry needling
- Dry powder inhaler
- Dry sex
- Dry skin
- Dry socket
- Dry toilet
- Dry water
- Dryness
- DsbA
- Dua's layer
- Dual Inheritance Theory
- Dual antiplatelet therapy
- Dual diagnosis
- Dual energy x-ray absorptiometry
- Dual loyalty
- Dual oxidase 2
- Dual process model of coping
- Dual process theory
- Dual specificity phosphatase
- Dual-specificity phosphatase
- Dualism
- Duality
- Duane Retraction Syndrome
- Duane syndrome
- Duane-radial ray syndrome
- Dubin-Johnson syndrome
- Dubowitz syndrome
- Duchenne muscular dystrophy
- Duck
- Duck hepatitis B virus
- Duct ectasia
- Ductal carcinoma
- Duction
- Ductopenia
- Ductus arteriosus
- Ductus deferens
- Ductus venosus
- Duffy binding proteins
- Duffy blood group
- Duke Activity Status Index
- Dulaglutide
- Duloxetine
- Dumping syndrome
- Dunedin Multidisciplinary Health and Development Study
- Dunning-Kruger effect
- Duocarmycin
- Duodenal
- Duodenal atresia
- Duodenal bulb
- Duodenal cancer