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Sialanar® 400 micrograms/ml oral solution for the symptomatic treatment of severe sialorrhoea (chronic pathological drooling) due to chronic neurological disorders of childhood-onset in patients aged 3 years and older.

Dose table for patients with normal renal function (mcg/kg doses refers to glycopyrronium bromide)1

Click on the patient's weight below to find the recommended dose

13-17 kg
18-22 kg
23-27 kg
28-32 kg
33-37 kg
38-42 kg
43-47 kg
≥48 kg

13-17 kg

  • Dose Level 1
    ~16 mcg/kg

    0.6ml

  • Dose Level 2
    ~32 mcg/kg

    1.2ml

  • Dose Level 3
    ~48 mcg/kg

    1.8ml

  • Dose Level 4
    ~64 mcg/kg

    2.4ml

  • Dose Level 5
    ~80 mcg/kg

    3ml*

* Maximum individual dose in this weight range.

Dose table for patients with mild to moderate renal impairment (eGFR <90 to ≥30 ml/min/1.73m2) (mcg/kg doses refers to glycopyrronium bromide)1

Click on the patient's weight below to find the recommended dose

13-17 kg
18-22 kg
23-27 kg
28-32 kg
33-37 kg
38-42 kg
43-47 kg
≥48 kg

13-17 kg

  • Dose Level 1
    ~11 mcg/kg

    0.4ml

  • Dose Level 2
    ~22 mcg/kg

    0.8ml

  • Dose Level 3
    ~34 mcg/kg

    1.2ml

  • Dose Level 4
    ~45 mcg/kg

    1.7ml

  • Dose Level 5
    ~56 mcg/kg

    2.1ml*

* Maximum individual dose in this weight range.

Please refer to the SmPC for full dosing information

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Safety

Head to this section for guidance on side effects and titration.

Safety

Clinical Evidence

The first and only double-blind, randomised, placebo-controlled study of oral anticholinergics in sialorrhoea that has investigated efficacy, safety and impact on quality of life2,3 continued as an open-label study extension (OLSE)

Clinical Evidence

References

  1. Sialanar® SmPC (August 2026) https://www.medicines.org.uk/emc/product/2301 - Accessed August 2026
  2. Fayoux P et al., Glycopyrronium 320 μg/mL in children and adolescents with severe sialorrhoea and neurodisabilities: A randomized, double-blind, placebo-controlled trial. Developmental Medicine & Child Neurology 2024; 00: 1–9. DOI:10.1111/dmcn.15841. https://onlinelibrary.wiley.com/doi/10.1111/dmcn.15841 
  3. Fayoux P, et al. Glycopyrronium 320 μg/mL in children and adolescents with severe sialorrhoea and neurodisabilities: An open-label study extension of the SALIVA trial. Dev Med Child Neurol. 2025; 00:1–10.DOI: 10.1111/dmcn.16251  

UK-SIA-26-0022 | September 2026

Adverse Event Reporting Information

UK: Adverse events should be reported. Reporting forms and information can be found at: www.mhra.gov.uk/yellowcard

Adverse events should also be reported to Proveca Limited. Phone: +44 333 200 1866 E-Mail: medinfo@proveca.com

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