What is this pill - with 'PH O63' imprint?
- 16 Oct 2013 by sherrilynne
- 17 Oct 2013
White oval pill with ph 063 imprint
Generic brand of Mucinex, Guaifenesin 400mg.-
Guaifenesin is an expectorant. It helps loosen congestion in your chest and throat, making it easier to cough out through your mouth.
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