Question
Explain briefly about antibiotic and analgesic?
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Answer
- Antibiotic
- Many micro organisms and plants synthesize chemicals which are toxic in nature to protect them from invading organisms.
- Those biosynthesized chemicals can be isolated from the plants/micro organisms and was used as medicines against infectious diseases, these substances were called as antibiotics.
- Ex: Chloramphenicols, tetracyclines, Penicillin derivatives, cephalosporin’s and their derivatives.
- The world’s first antibiotic penicillin was discovered by Dr. Alexander Fleming.
- Analgesics:
- Analgesics or pain killers that react like the pain-suppressing chemicals released by the body.
- They suppress the feeling of ‘pain.
- This analgesics drug selectively relieves pain by acting either in CNS (Central Nerves System) or on peripheral pain mechanism, without significantly altering consciousness.
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