- Salmonella Infections
- Scabies
- Schistosomiasis mansoni
- Schizophrenia
- Schizophrenia, Childhood
- Seizures
- Sepsis
- Severe Dengue
- Severe Head Injury
- Shigella
- Shock
- Shock, Septic
- Sialorrhea
- Sinusitis
- Skin
- Skin Neoplasms
- Skin Ulcer
- Skull Fracture, Basilar
- Sleep Apnea, Obstructive
- Spasm
- Spasms, Infantile
- Spinal Cord Injuries
- Sprains and Strains
- Staphylococcal Infections
- Staphylococcal Skin Infections
- Staphylococcus aureus
- Status Epilepticus
- Stomatitis, Herpetic
- Streptococcal Infections
- Stroke
- Surgery
- Surgical Wound Dehiscence
- Surgical Wound Infection