MiraLax® Laxative Powder. Polyethylene glycol 3350, powder for solution, osmotic laxative. Unflavored powder grit free. Relieves occasional constipation/irregularity. Softens stool. 14 once-daily doses. MiraLax® increases frequency of bowel movements and softens the stool. Use: Relieves occasional constipation (irregularity). Generally produces a bowel movement in 1 to 3 days. Sugar free. Dissolves in any beverage. All rights reserved. Questions or comments 1-800 MiraLax (1-800-647-2529) or www.miralax.com. ©Copyright & distributed by MSD Consumer Care, Inc.