Controlled Drugs Flashcards

1
Q

What is the Misuse of Drugs Act?

  • Who is in charge of it?
  • Who enforces it?
A

Narcotics control law

Intended to control drug addiction and abuse

Under the charge of Minister for Home Affairs, administered and enforced by Central Narcotics Bureau

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2
Q

“Controlled drug” is defined as?

A

Any substance or product which is for the time being specified in Part 1, 2, or 3 of the First schedule or contains any such substance or product

*Under the Misuse of Drugs Act 1973

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3
Q

What is the Misuse of Drugs Regulation?

  • Who is in charge?
  • Who enforces it?
A

Not a law/bill, does not need to pass through parliament

Provides exemption to general prohibitions in Misuse of Drugs Act

To allow lawful dealings in CDs for legitimate medical and scientific uses

Minister for Home Affairs appoints Health Sciences Authority officers to administer control system that regulates lawful dealings in CDs

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4
Q

Explain the first schedule of the misuse of drug regulaton

A

Small quantity CDs, low abuse risk

E.g.,
Codeine, Pholcodine (not more than 100mg per dosage unit with a total conc. of not more than 2.5%)

Diphenoxylate (not more than 2.5mg)

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5
Q

Explain the second schedule of the misuse of drug regulation

A

High abuse risk

Medicinal properties

E.g., Morphine, Hydrocodone, Opioids

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6
Q

Explain the third schedule of the misuse of drug regulation

A

Low abuse risk

Medicinal properties

E.g., Chlorphentermine

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7
Q

Explain the fourth schedule of the misuse of drug regulation

A

High abuse risk

Little medicinal properties

E.g., Cannabis

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8
Q

Supply of CD

A

Any of the following can lawfully supply CDs in S1, S2, or S3

  • Practitioner
  • Pharmacist
  • “Person lawfully conducting a retail pharmacy business”
  • Nurse in-charge of hospital ward, when administering CD to patient according to instructions of doctor or dentist
  • Person in-charge of laboratory engaged in scientific education or research
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9
Q

Administration of CD

A

Any of the following can lawfully administer CDs

  • S1: anybody
  • S2 and 3: doctor or dentist
  • S2 and 3: anybody with instructions of doctor or dentist
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10
Q

Dispensing (prescription legal requirements)

What are the general legal requirements?

A
  • Written in ink
  • Prescriber name and address (must be in Singapore)
  • Dated and signed by prescriber
  • Declaration (for dental or veterinary use)
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11
Q

Dispensing (prescription legal requirements)

What information must be written in ink?

A
  • Patients name and address
  • Specify dose to be taken (instruction)
  • Specify strength and dosage form
  • Specify quantity (in numbers and spelling) of CD to be supplied [Total quantity to supply: 14 (fourteen) of Apple 5mg tablets]
  • If dispense in installments: Specify amount of installments of total amount which may be dispensed, and intervals to be observed when dispensing

*The drug name can be printed

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12
Q

Dispensing (prescription legal requirements)

CD prescription:

A
  • Cannot be repeated
  • Cannot be dispensed unless prescribers address is in Singapore
  • Cannot be dispensed before date stated on prescription, or later than 30 days after date stated on prescription
    (within next 30 days)
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13
Q

Documentation of CD

A

CD register must be kept to record all movements of stocks of CDs in S2 and S4

  • Bound book
  • Entries in chronological order
  • Format follows the fifth schedule (obtaining/supply)
  • Entries for each diff strength or preparation of each CD to be recorded together as one set, separately from entries for other CDs of different strengths or preparations
  • Class of CDs stated at the head of that page
  • Entries must be made on the day of transaction (or latest the next day)
  • Not allowed to cancel/obliterate/alter entries (asterisk/dated marginal note/footnote, write in new column)
  • Entries made in ink
  • Register must not be used for any other purpose other than recording CDs
  • Keep separate registers for each separate premises, and each register to be kept at the premises to which it relates
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14
Q

Documentation of CD

  • All documents and records relating to receipts or supply of CDs must be retained for _______
A

At least 3 years after date of transaction

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15
Q

Documentation of CD

  • Describe the format for entries to be made in case of obtaining (part i)
A
  • Date on which supply received
  • Name of person/firm from whom obtained
  • Address of person/firm from whom obtained
  • Amount obtained
  • Form in which obtained
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16
Q

Documentation of CD

  • Describe the format for entries to be made in case of supplying (part ii)
A
  • Date on which transaction effected
  • Name of person/firm supplied to
  • Address of person/firm supplied to
  • Particulars as to license or authority of person or firm supplied to be in possession (prescribers name, address, MCR number)
  • Amount supplied
  • Form in which supplied
  • Stock balance (receipts in red)
17
Q

Labelling requirement for CD

A
  • Show total amount of CD

*Alr done in practice for ALL drugs

18
Q

Storage and safekeeping of CD

A

All stocks of CD (other than S1) must be kept under “lock and key” in premises under control of person authorized to supply those CDs

Key must be in personal possession of authorized person at all times

19
Q

Disposal of CDs

A

CDs in S2 and S4 must be destroyed in the presence of, and in accordance with directions given by a CD inspector

  • Returned by patient
  • Expired
  • Shelf-life reduced
  • Signs of deterioration

CD inspector will endorse entry in CD register documenting date of destruction and quantity of CDs destroyed