Convention as amended by the 1972 Protocol, decided that N-[1-[2-(2 -thienyl)ethyl]-4-piperidyl]propionanilide (also referred to as thiofentanyl ) should be included in Schedules I and IV of those Conventions. 6 (S-XI). Inclusion of 3-methylthiofentanyl in Schedules I and IV of the Single Convention on Narcotic Drugs. 1961, and of that Convention as amended by the 1972 Protocol * At its 1035th meeting, on 29 January 1990, the Commission on Narcotic Drugs, in accordance with article 3, paragraphs 3 (iii) and 5, of the Single Convention on Narcotic Drugs, 1961, and of that Convention as amended by the 1972 Protocol, decided that g-[3-methyl -1-[2-(2-thienyl)ethyl]-4-piperidyl]propionanilide (also referred to as 3-methylthio fentanyl ) should be included in Schedules I and IV of those Conventions. 7 (S-XI). Inclusion of midazolam in Schedule IV of the Convention on Psychotropic Substances. 1971 ** At its 1035th meeting, on 29 January 1990, the Commission on Narcotic Drugs, in accordance with article 2, paragraphs 1 and 4, of the Convention on Psychotropic Substances, 1971, decided that 8-chloro-6-(o-fluorophenyl)-l-methyl-4H-imidazo[1,5-a][1,4] benzodiazepine (also referred to as midazolam (INN)) should be included in Schedule IV of that Convention. 8 (S-XI). Inclusion of N-hvdroxy MDA in Schedule I of the Convention on Psychotropic Substances. 1971 ** At its 1035th meeting, on 29 January 1990, the Commission on Narcotic Drugs, in accordance with article 2, paragraphs 1 and 4, of the Convention on Psychotropic Substances, 1971, decided that (±)-H-[alpha-methyl-3,4-(methylenedioxy)phenethyl]hydroxylamine (also referred to as N-hydroxy MDA or N-OH MDA) should be included in Schedule I of that Convention. * See paragraphs 43-50 above. ** See paragraphs 55-56 above. - 39 - 9 (S-XI). Inclusion of N-ethyl MDA in Schedule I of the Convention on Psychotropic Substances. 1971 * At its 1035th meeting, on 29 January 1990, the Commission on 
**Analysis**
The text appears to be a report on decisions made by the Commission on Narcotic Drugs regarding the inclusion of certain substances in international drug control treaties. The substances mentioned are all chemicals with psychoactive properties, and the decisions relate to their scheduling under international drug control conventions. This suggests that the text is related to health and drug policy.

**Category**
Health