Lactitol Side Effects

Medically reviewed by Drugs.com. Last updated on Mar 17, 2025.

Applies to lactitol: oral powder for reconstitution.

General adverse events

The most commonly reported side effects included upper respiratory tract infections, flatulence, diarrhea, and increased blood creatinine phosphokinase.^[Ref]

Gastrointestinal

• Common (1% to 10%): Abdominal distention, abdominal pain, diarrhea, flatulence, severe diarrhea^[Ref]

Cardiovascular

• Common (1% to 10%): Hypertension/increased blood pressure
• Frequency not reported: Blood creatinine phosphokinase myocardial band (MB) increased^[Ref]

Musculoskeletal

• Common (1% to 10%): Increased blood creatinine phosphokinase^[Ref]

Genitourinary

• Common (1% to 10%): Urinary tract infection^[Ref]

Hypersensitivity

• Postmarketing reports: Hypersensitivity reactions^[Ref]

Dermatologic

• Postmarketing reports: Pruritus, rash^[Ref]

Respiratory

• Common (1% to 10%): Upper respiratory tract infection
• Frequency not reported: Nasopharyngitis, viral upper respiratory tract infection^[Ref]

Further information

Lactitol side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.

Medical Disclaimer