- Pancreatitis
- Parasites
- Parkinson's Disease
- Paronychia
- Pathology
- Pediatrics see Children's Health
- Pelvic Inflammatory Disease (PID)
- Peptic Ulcer see Stomach Ulcers
- Perimenopause see Menopause
- Periodontal Disease see Gum Disease
- Perioral Dermatitis
- Pertussis see Whooping Cough
- Peyronie's Disease
- Pharmaceutical Companies
- Pharmacy
- Pharmacology
- Pharyngitis
- Pharynx Cancer see Throat Cancer
- Physical Therapy
- Pill Identification Pictures
- Pink Eye
- Pinworms
- Pityriasis
- Plague
- Plantar Fasciitis
- Plantar Warts
- Pleurisy
- Pneumonia
- Poison Ivy
- Poisoning
- Polycystic Ovary Syndrome
- Porphyria
- Post-herpetic Neuralgia see Neuralgia
- Prednisone
- Pregnancy
- Pregnancy and Diabetes see Gestational Diabetes
- Pregnancy Calendars
- Pregnancy Loss see Miscarriage
- Pregnancy Signs
- Pregnancy, Teen see Teenage Pregnancy
- Prescription Drug Identification Pictures
- Prescription Drug Information
- Prickly Heat see Heat Rash
- Prostate Cancer
- Pseudomonas Folliculitis see Hot Tub Rash
- Psoriasis
- Psychiatry see Mental Health
- Pubic Lice
- Public Health
- Pyelonephritis
- Pyoderma Gangrenosum