Interestingly, Terfenadine the 'named patient basis only'drug that neither of GM's doctors arranged for him to have was withdrawn in 1999 because "...second-generation antihistamines mizolastine and terfenadine are particularly prone to cause ventricular arrhythmias"
If Madeleine had very mild CHARGE syndrome and accidentally took some of daddies withdrawn tablets thinking they were sweeties, the effects would be fatal.
C - Coloboma of the eye, central nervous system anomalies
H - Heart defects
A - Atresia of the choanae
R - Retardation of growth and/or development
G - Genital and/or urinary defects (Hypogonadism)
E - Ear anomalies and/or deafness
http://en.wikipedia.org/wiki/CHARGE_syndromehttp://en.wikipedia.org/wiki/Terfenadine"Terfenadine-containing drugs were subsequently removed from the Canadian market in 1999,[4] and are no longer available for prescription in the UK.[5]
Source for [5] Terfenadine- General Practice notebook from GPnotebook.co.uk"
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http://www.drugs.com/sfx/terfenadine-side-effects.htmlSide effects of Terfenadine include drowsiness
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http://www.patient.co.uk/doctor/Antihistamines.htm Last Checked: 19/01/2012
"...second-generation antihistamines mizolastine and terfenadine are particularly prone to cause ventricular arrhythmias (predominantly ventricular tachycardia and torsades de pointes).[4] This is more likely to occur where a relatively high dose is being taken or where there is hepatic cytochrome P450 impairment, both of which raise the plasma concentration of the drug. Of the first-generation drugs, alimemazine, hydroxyzine and promethazine have been implicated as causing this complication. For this reason, terfenadine and astemizole have been WITHDRAWN."
Original Author: Dr Gurvinder Rull Current Version: Dr Gurvinder Rull Peer Reviewer: Prof Cathy Jackson
Last Checked: 19/01/2012
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Terfenadine is not found in Mims Prescribery which is used by medical practitioners and is classed as their bible
http://www.mims.co.uk/ It can be given to patients but only on a Named Patient Basis/Named Patient supply and the GP has certain liabilities as detailed further down.
http://www.gpnotebook.com/simplepage.cfm?ID=-1603600346"Notes:
terfenadine is only available in the UK on a named-patient basis through specialist importers. There are no longer any licensed preparations containing terfenadine available in the UK (November 2005)"
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"Procedures for Named Patient Supply
There are a number of regulatory processes that need to be adhered to:
• An unlicensed medicine can only be requested by a doctor, (SI 2005
No. 765 allows supplementary prescribers to prescribe unlicensed
medicines) on a named patient basis. The pharmacist must ensure
the prescribing clinician is aware that the medicine is unlicensed.
Legally, if there is another licensed preparation available, then this
should be offered and used."
Source:
http://www.oncologynews.biz/pdf/oct_nov/ON_ON06_08.pdf (used for definition)
“Named patient basis prescribing is a scheme which allows a doctor to prescribe an unlicensed drug to a particular `named patient'. It is only an option for drugs whose manufacturer is prepared to release it on this basis, and has to be arranged by the doctor on an individual basis. Some companies are unwilling to release unapproved drugs in this way.
The next step is for your doctor to find out what conditions are attached to the use of the drug. The drug company may require you to have passed certain medical tests before providing the drug, in order to avoid damaging side-effects."
"The doctor must inform the patient that the drug has unproven benefits and that there are unknown risks attached to the use of the drug. This protects a doctor against liability. A GP can only be proved liable if he/she has not taken reasonable steps to treat you according to his/her experience and knowledge of the particular illness. This distributes the responsibility between you and your doctor when choosing an experimental therapy, but doesn't protect you against incompetence."
Source
http://tripanswers.tripdatabase.co.uk/Answer.aspx?qid=1390Note
Neither of G McCann's GPs mentioned that they arranged for him to have Terfenadine in their statements but as a named patient basis oly drug, they would be required to declare that they had done.
http://www.mccannpjfiles.co.uk/PJ/RICHARD_SCHOFIELD.htmhttp://www.mccannpjfiles.co.uk/PJ/PH-HU.htm