If you have an opening in your portfolio for a great stock with solid growth potential and perhaps even a respectable dividend yield, you would do well to give (NYSE: PFE) some serious consideration.

As with any stock, there are very good reasons to consider buying into Pfizer and also some reasons to take a more cautious stance. Here's a look at some reasons why you might buy -- or not buy -- shares of Pfizer.

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Source Fool.com