| Trial name or title | Pilot study of nicotine nasal spray and varenicline on smoking in methadone‐maintained patients |
| Methods | Double‐blind 4‐arm cross‐over RCT |
| Participants | 20 adult smokers on methadone maintenance, 10+ CPD |
| Interventions | Nasal spray (active and placebo), varenicline (active and placebo), taken in different orders |
| Outcomes | Proportion of CPD taken within 4 hours of receiving methadone dose; abstinence, CO‐verified |
| Starting date | December 2014 |
| Contact information | Theresa Winhusen |
| Notes |
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