- Habitual abortion
- Haemolytic disease of fetus and newborn
- Haemorrhoids
- Haemothorax
- Harmful use
- Heartburn (Gastroesophageal reflux disease)
- Heart failure
- Heart palpitations
- Hematuria
- Hepatic failure
- Hereditary factor VIII deficiency (Hemophilia A)
- Herpesviral infections
- Hirsutism
- Histoplasmosis
- HIV/AIDS - General
- HIV disease resulting in infectious and parasitic diseases e.g. TB, bacterial, CMV, Candidiasis, mycoses, pneumocystis carinii, multiple infections etc
- HIV disease resulting in malignant neoplasms e.g. Karposis sarcoma, Burkitts lymphoma, Non hodgkins lymphoma, malignant neoplasms of lymphoid, hematopoietic and related tissue etc
- HIV disease resulting in other specified diseases e.g. encephalopathy, lymphoid interstitial pneumonitis, wasting syndrome etc
- HIV resulting in other conditions e.g. Acute HIV infection syndrome, HIV disease resulting in (persistent) generalised lymphadenopathy, HIV disease resulting in heamatological and immunological abnormalities etc
- Hookworm diseases
- Hydatidiform mole
- Hydrocele
- Hydrocephalus
- Hydronephrosis
- Hydrosalpinx
- Hyperparathyroidism
- Hyperstimulation of ovaries
- Hypertension - general
- Hypertension in pregnancy
- Hypertrophy of adenoids
- Hypertrophy of uterus
- Hypochondriacal disorder
- Hypotension
- Hypothyroidism