Use of a non-Schedule I drug or substance in another 21 CFR part 1308 Schedule
What is the standard, as the regulation states it for Use of a non-Schedule I drug or substance in another 21 CFR part 1308 Schedule?
For Use of a non-Schedule I drug or substance in another 21 CFR part 1308 Schedule, standard, as the regulation states it is (ii) Does not use any non-Schedule I drug or substance that is identified in the other Schedules in 21 CFR part 1308 except when the use is prescribed by a licensed medical practitioner, as defined in § 382.107 of this chapter , who is familiar with the driver's medical history and has advised the driver that the substance will not adversely affect the driver's ability to safely operate a commercial motor vehicle; and; paragraph is (b)(12)(ii); regulation section is 49 CFR 391.41, recorded from its source on 2026-08-31; source re-checked 2026-09-15.
(ii) Does not use any non-Schedule I drug or substance that is identified in the other Schedules in 21 CFR part 1308 except when the use is prescribed by a licensed medical practitioner, as defined in § 382.107 of this chapter , who is familiar with the driver's medical history and has advised the driver that the substance will not adversely affect the driver's ability to safely operate a commercial motor vehicle; and
— ecfr.gov, retrieved 2026-08-31
- Disqualifying condition or standard
- Use of a non-Schedule I drug or substance in another 21 CFR part 1308 Schedule our reading
- Standard, as the regulation states it
- (ii) Does not use any non-Schedule I drug or substance that is identified in the other Schedules in 21 CFR part 1308 except when the use is prescribed by a licensed medical practitioner, as defined in § 382.107 of this chapter , who is familiar with the driver's medical history and has advised the driver that the substance will not adversely affect the driver's ability to safely operate a commercial motor vehicle; and verified
- Paragraph
- (b)(12)(ii) our reading
- Regulation section
- 49 CFR 391.41
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Source
- ecfr.govhttps://www.ecfr.gov/current/title-49/subtitle-B/chapter-III/subchapter-B/part-391/subpart-E/section-391.41