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What the FDA labels say about taking them together

Bisacodyl and polyethylene glycol 3350, potassium chloride and 3 other ingredients

Polyethylene glycol 3350, potassium chloride and 3 other ingredients's FDA label of April 15, 2026 names bisacodyl in its drug interactions section; the bisacodyl label PlainMeds reads does not name polyethylene glycol 3350, potassium chloride and 3 other ingredients. The polyethylene glycol 3350, potassium chloride and 3 other ingredients label: “Avoid use of stimulant laxatives while taking GoLYTELY.”

Check it at the source: the bisacodyl FDA label on DailyMed (effective April 8, 2025); the polyethylene glycol 3350, potassium chloride and 3 other ingredients FDA label on DailyMed (effective April 15, 2026, Azurity Pharmaceuticals, Inc.).

What does the bisacodyl label say about polyethylene glycol 3350, potassium chloride and 3 other ingredients?

Bisacodyl's label (effective April 8, 2025) does not name polyethylene glycol 3350, potassium chloride and 3 other ingredients in these sections. A label lists what its studies and reports found; it is not a complete list.

Source: FDA drug label (Dulcolax Stimulant Laxative), Chattem, Inc., effective April 8, 2025 (SPL set f1e4b28a-ed74-4eff-bd10-b2bfaf7483b0), via openFDA; the full label on DailyMed

What does the polyethylene glycol 3350, potassium chloride and 3 other ingredients label say about bisacodyl?

Polyethylene glycol 3350, potassium chloride and 3 other ingredients label, drug interactions

Avoid use of stimulant laxatives (e.g., bisacodyl, sodium picosulfate) while taking GoLYTELY [see Warnings and Precautions ( 5.5 )].

Source: FDA drug label (GoLYTELY), Azurity Pharmaceuticals, Inc., effective April 15, 2026 (SPL set 7609ecf7-0ce0-4fbb-9c27-30987f689575), via openFDA; the full label on DailyMed

These are the labels' own sentences. PlainMeds does not grade interactions; a pharmacist or prescriber can say what they mean for one person's medicines.

Both medicines on the record

0Bisacodyl generic labelers
3Polyethylene glycol 3350, potassium chloride and 3 other ingredients generic labelers
BisacodylPolyethylene glycol 3350, potassium chloride and 3 other ingredients
Labeled forConstipationn/a
Boxed warningNoNo
Pharmacy cost (NADAC)$0.320 per suppository 10 mg suppository$0.0046 per mL 3350 and electrolytes solution
Shortage nowNo current entryNo current entry

Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)

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