| Disease | Causative organism |
| Typhoid | Salmonella typhii |
| Pneumonia | Streptococcus pneumoniae, Haemophilus influenzae, Klebsiella pneumoniae, Staphylococcus pyogenes, Mycoplasma pneumoniae (in children) |
| Filariasis | Wuchereria bancrofti, Wuchereria malayi or Filaria bancrofti |
| Malaria | Plasmodium vivax, Plasmodium malariae, Plasmodium falciparum, Plasmodium ovale |