Antibiotic

1. An antibiotic is a drug that kills or slows the growth of bacteria. 
2. Antibiotics are one class of antimicrobial.
3. An antimicrobial is an agent that kills microorganisms or inhibits their growth.
4. Antibiotics are not effective in viral, fungal and other nonbacterial infections.
5. Individual antibiotics vary widely in their effectiveness on various types of bacteria.
6. Two examples of antibiotic is penicillin and streptomycin. 

Penicillin

1. Penicillin was originally isolated from the Penicillium chrysogenum (formerly Penicillium notatum) mold.
2. Penicillin is used to cure diseases that caused by bacteria infection such as
   
   1. gonorrhea,
   2. syphilis,
   3. anthrax,
   4. pneumonia
   5. meningitis.
3. Generally, penicillin is safe to be used. There are only very few peoples sensitive to penicillin and experience certain side effect after consumption. 

Streptomycin

1. Streptomycin was the first antibiotic remedy for
   
   1. dry cough
   2. tuberculosis,
   3. urinary infection,
   4. pneumonia and
   5. dysentery.
2. Streptomycin cannot be given orally, but must be administered by regular intramuscular injection.