Misuse of Drugs Act 1971 (c. 38), an UK Act of Parliament that deals with drug offences and control of dangerous drugs. Misuse of Drugs Act 1973 (Act 5 of 1973), a Singaporean Act that provides for similar issues. Later amendments prescribed the mandatory death penalty for drug trafficking over a certain amount and illegal drug manufacturing, and also regulates drug tests. Misuse of Drugs Act 1973 (Act 21 of 1973), an Antigua and Barbuda Act that provides for similar issues. Misuse of Drugs Act 1975 (1975 No. 116), a New Zealand Act providing for similar issues. Misuse of Drugs Act, 1977 (No. 12 of 1977), an Irish Act providing for similar issues. Misuse of Drugs Act 1981 (WA), a West Australian Act providing for similar issues. Misuse of Drugs Act, 1984 (No. 18 of 1984), an Irish Act that amends the Misuse of Drugs Act, 1977, and criminalizes advocacy and/or encouragement of using controlled drugs.