17 thoughts on “Penicillin – Antibiotics 2/4”

  1. Wonderfull and amazing explanation…….I think, If Dr.Najeeb is available to teach me , I should throw all my books out and just concentrate on his lectures…………Great Teacher……Thanks a lot sir……..May you live long……

  2. its not just Dr Najeeb it should be Prof Dr Najeeb the service he is providing should be given FCPS (honours) well done sir wish to meet u and thank u live

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