Protozoal infections like amoebiasis and giardiasis are common in areas with contaminated food and water. They affect the intestines and sometimes spread to other organs like the liver. Treatment requires…
Helminths (worms) commonly infect the human intestine and other body tissues, especially in areas with poor sanitation. Anthelmintic drugs are medicines used to kill or expel these worms. They act…
Cancer occurs when body cells grow uncontrollably and invade nearby tissues. Chemotherapy refers to medicines used to kill or slow down these cancer cells. Because cancer cells divide rapidly, most…
The immune system protects the body from infections and foreign substances. Sometimes, however, it may become overactive (as in autoimmune diseases) or needs to be intentionally suppressed (such as after…
