Solve your doubts and expand your knowledge with IDNLearn.com's extensive Q&A database. Discover the information you need from our experienced professionals who provide accurate and reliable answers to all your questions.

natural penicillin (penicillin g) is considered a narrow spectrum antimicrobial because a. it is destroyed by gastric enzymes and must be given by iv b. many people are allergic to penicillin c. it is used only in hospitals. d. it cannot pass through the porins found in the gram-negative outer membrane