Yazdan (Controlled drugs) Flashcards
Controlled drugs are classified in 2 ways
- Misuse of drugs act 1971
- Misuse of drugs regulations 2001
1971- imposing a complete ban on the possession, supply, manufacture, import and export of controlled drugs except as allowed by license from the Secretary of State.
2001- allow for the lawful possession and supply of controlled drugs for legitimate purposes. They cover prescribing, administering, safe custody, dispensing, record keeping, destruction, disposal of CDs to prevent diversion for misuse.
Classes of CDs
Drugs are classified according to their potential harmfulness
- Class A- cocaine, heroin, ecstasy
- Class B- amphetamine, cannabis
- Class C- anabolic steroid, Benzo diazepam
The class determines penalties for drug offences under the Act
MDR 2001
Controls applied to their legitimate use
5 schedules- different levels of control
- Schedule 1- CD Lic
- Schedule 2- CD POM
- Schedule 3- CD No Register POM
- Schedule 4 part 1- CD Benz POM
- Schedule 4 part 2- CD Anab POM
- Schedule 5- CD Inv or CD Inv POM
Schedule 1 (CD Lic
May not be used for medicinal purposes, their production and possession being limited to purpose of research.
Includes hallucinogenic drugs (e.g. LSD), raw opium, cannabis.
- Most strictly controlled group
- Little to no therapeutic use
- Limited to research and other special purposes
- Licence needed from the Home Secretary in order to possess, produce, supply, etc.
Pharmacist can take possession under two circumstances
- when possession is taken for the purpose of destruction
- when possession happened for the purpose of handing over to police officer
Schedule 2 (CD POM)
Includes opiates (e.g. morphine, methadone, oxycodone, diamorphine), major stimulants (e.g. amphetamines), quinalbarbitone (used for sedation before surgery).
Full controls relating to:
- prescription requirements (must write amount in number and words)
- safe custody
- record keeping (e.g. CD register entries)
Licences required for import/export.
When you receive CDs you have to keep record of what drug, amount, date, total, When you hand out you write date, patient name, number of tablets, which prescriber, updated total.
Schedule 3 (CD No Reg POM)
Includes barbiturates, buprenorphine, temazepam, gabapentin, and pregabalin.
Rules are more relaxed than for schedule 2
- Prescription requirements (must write amount in number and words)
- Safe custody
- CD register entries NOT required
- Invoices retained for 2 years
- Licences required for import/export
Schedule 4 (CD Benz POM and CD Anabolic POM)
Schedule split into 2 parts:
- Part 1: CD Benz e.g. benzodiazepines (Diazepam), Sativex (cannabis extract)
- Part 2: CD Anabolic e.g. anabolic steroids, growth hormones
No safe custody
No prescription requirements
No records must be kept
Import/export licence (but not for CD Anabolic for personal use)
Schedule 5 (CD Inv P or CD Inv POM))
Low strength preparations of certain CDs e.g. co-codamol (paracetamol and codeine)
P or POM
Negligible risk of abuse
Does not include preparations for injections
Invoices retained for 2 years
Prescribing
Prescribers- doctors, dentists, pharmacists, nurse independent prescriber.
Supplementary prescriber- acting in accordance with clinical management plan.
To prescribe cocaine, diamorphine or dipipanone for treating addiction the prescriber needs a licence from the home office. Licence is not needed for treating injury.
Safe custody
Schedules 2 and 3 must be kept in a locked safe, cabinet or room.
Exemptions
- Schedule 2: quinalbarbitone
- Schedule 3: many exemptions. Applies to temazepam, diethylpropion, buprenorphine
The cabinet must comply with the requirement specified in the safe custody regulation.
You can apply for exemption certificate from police.
If the CD is kept out they must be under the direct personal supervision of pharmacist.
Some companies want to keep non-safety medication in the cupboard which they can do but it has to be stated in their protocol or relevant policy details.
A key log could be used to audit who had access to the keys, including overnight, storage in the pharmacy (e.g. locum pharmacists).
Prescription requirements for Schedule2 & 3 drugs
Prescriber’s signature
Date
Address (UK)
Name of CD, form, strength
Dose (PRN is not acceptable, needs to say one PRN)
Total quantity (needs words and figures, if one is missed the pharmacist can amend the prescription indelibly so it becomes compliant. Rx then marked to show amendment- name, date, signature, GPhC no.).
Quantity prescribed
If dental Rx, then the words ‘for dental treatment only’
CD prescriptions are only valid for 28 days.
What needs to be corrected by original prescriber?
Missing date
Incorrect dose
Form
Strength
CDs on blue prescription
If patient hasn’t had medication for 3 days there is a risk that they will have lost tolerance. The usual dose may cause overdose so the prescriber must be contacted.
Representative collecting CD medication
Obtain a letter from the drug misuser that authorises and names the representative.
Separate letter each time the representative sends someone.
A pharmacist must be satisfied that the letter is genuine.
Good practice to insist unseeing the patient in person at least once a week unless this is known not to be possible.
Private CD prescriptions
Standardised prescription form for Schedule 2 & 3 CDs
Must state prescribers private CD prescribing number
Prescription submitted to PPD (prescribing pricing division) after dispensing and a copy retained in the pharmacy.