Is Polymyxin B the same as Neosporin?

Is Polymyxin B, the antibiotic primarily used for resistant gram-negative infections currently equal to (is the same object as, though perhaps to a different level of accuracy) Neosporin (from Neo, (Greek) new + Sporos, (Greek) seed), the product branding and formulas now owned by Johnson & Johnson of an antibiotic over-the-counter topical created under Warner-Lambert Consumer Healthcare, now a part of Pfizer?

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I followed this chain of reasoning:

By calculation (generator: ["now@trueknowledge.com"]) I know that:
The current time is May 25th 2013, 01:24:09

Therefore (generator: ["equals1@trueknowledge.com"]):
Fact 1: Polymyxin B is not the same as Neosporin

By calculation (generator: ["perm5@trueknowledge.com"]) I know that:
Fact 1 is true for all time

By calculation (generator: ["timeperiodtotimepoint2@trueknowledge.com"]) I know that:
Fact 1 is true for all of timepoint May 25th 2013, 01:24:09

I know from locally stored knowledge that:
permanent applies to is the same as ([fact: ["1136100@trueknowledge.com"]])

I used the following facts to provide this answer:

'is the same as' is permanent

agree disagree edit