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Appendix C: Risks of hyperstimulation associated with different pharmacological methods of inducing labour

Appendix C: Risks of hyperstimulation associated with different pharmacological methods of inducing labour

Table 9: Risks of hyperstimulation with dinoprostone and misoprostol

Preparation (dose or type)

Risk of hyperstimulation with fetal heart rate changes compared to placebo in women with a Bishop score of 6 or less (OR, 95% Credible Interval)

Oral misoprostol (under 50 micrograms)

1.54 (0.32 to 7.60)

Titrated oral (low dose) misoprostol

1.96 (0.65 to 8.12)

Vaginal dinoprostone tablet

2.22 (0.59 to 6.03)

Oral misoprostol (50 micrograms or more)

3.09 (1.10 to 9.19)

Vaginal dinoprostone gel

3.45 (1.24 to 10.53)

Vaginal misoprostol (under 50 micrograms)

4.12 (1.57 to 11.60)

Vaginal dinoprostone pessary (slow release)

4.98 (1.82, 15.01)

Vaginal misoprostol (50 micrograms or more)

5.92 (2.26, 16.81)

Buccal/sublingual misoprostol

7.07 (2.22, 24.45)

For sources of data and more complete information on risks of hyperstimulation, see evidence review B.

ISBN: 978-1-4731-4327-2


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