CVS: FREE Robitussin To Go Packs This post may contain affiliate links. Please see the full disclosure policy here. Posted on January 23, 2012 Written by Mary Leave a Comment I posted the $3/2 Robitussin coupon earlier today. I also mentioned getting the Robitussin TO GO Packs FREE at Walmart & Target. You can ALSO get them FREE at CVS! ***DEAL IDEA*** Buy (3) Robitussin To Go 2pk .99 each= $2.97 –$3/2 Robitussin Coupon HERE (use zip 90210, under healthcare category) Final Cost: ALL 3 FREE! Thanks Wild for CVS!