All of the following are true about Penicillins except?: (A) Penicillin V is acid stable, can be given orally, (B) Probenecid increases the duration of action by penicillins, (C) Benzathine penicillin is used in the treatment of Neurosyphilis, (D) Penicllin V acts mainly on gram +ve micro organisms
Answer is C. Aqueous penicillin can cross BBB and hence it is the drug of choice in patients of neurosyphilis.