Non-benzodiazepine hypnotic (Z-drug)
Zolpidem with the birth control pill
Many women of reproductive age take a combined or progestogen-only oral contraceptive while also using a chronic medication such as Zolpidem (Zolpidem). The combination is generally fine at 5mg, 10mg, 6.25mg CR, 12.5mg CR, but a small number of medications can reduce contraceptive efficacy meaningfully and need either a backup method or a switch.
How Zolpidem can affect contraceptive efficacy
Combined and progestogen-only contraceptives are metabolised through CYP3A4. Strong CYP3A4 inducers (some antiepileptics, rifampicin, St John's Wort) lower contraceptive plasma levels and reduce efficacy. Whether Zolpidem acts on CYP3A4 determines whether Zolpidem affects contraception. Most agents in Non-benzodiazepine hypnotic (Z-drug) have no clinically meaningful effect on the pill at 5mg, 10mg, 6.25mg CR, 12.5mg CR.
Practical guidance
According to the prescribing information for Zolpidem, women on hormonal contraception should review Zolpidem with the prescribing pharmacist or doctor. Where an interaction is documented, additional barrier contraception or switching to a non-oral method (IUD, implant) for the duration of Zolpidem therapy is the standard mitigation.
Frequently asked questions
Will Zolpidem make my pill less effective? ▾
Most Non-benzodiazepine hypnotic (Z-drug) medications at 5mg, 10mg, 6.25mg CR, 12.5mg CR do not affect oral contraceptive efficacy. The exceptions are CYP3A4-inducing drugs and a small number of others. The prescribing information for Zolpidem states whether the interaction is meaningful.
Do I need a backup contraceptive on Zolpidem? ▾
Backup contraception is needed only when there is a documented interaction between Zolpidem and the contraceptive method. For most users at 5mg, 10mg, 6.25mg CR, 12.5mg CR, no backup is required. The pharmacist confirms whether Zolpidem interacts with hormonal contraception.
Products containing Zolpidem
More on Zolpidem
- With alcoholZolpidem and alcohol — is it safe to drink?
- With foodShould Zolpidem be taken with food?
- Side effectsZolpidem side effects: common, rare and warning signs
- Dosage guideZolpidem dosage guide: how much to take and when
- OnsetHow fast does Zolpidem start working?
- DurationHow long does Zolpidem last?
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.