If you are looking for medications to treat constipation, here are a handful of choices. Among these, some are over-the-counter treatments, while others need a doctor's prescription.
OTCs
Fiber supplements: calcium polycarbophil (FiberCon), methylcellulose fiber (Citrucel), psyllium (Metamucil, Konsyl), wheat dextrin (Benefiber)
Osmotics: magnesium citrate, magnesium hydroxide (Milk of Magnesia), polyethylene glycol (Miralax), sodium phosphate (Fleet Phospho-Soda)
Stimulants: two of the more common ones are bisacodyl (Correctol, Ducodyl, Dulcolax) and senna (Senexon, Senokot).
Stool softeners: docusate sodium (Colace) is one you can find easily.
Prescription Drugs
Colchicine.
Linaclotide ( Linzess).
Lactulose ( Kristalose, Cephulac).
Lubiprostone (Amitiza).
Misoprostol (Cytotec).
Plecanatide (Trulance).
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