The K-Zone: Biophysical data tables: common drug doses

This table describes the functions and typical single (adult) does of some of the most widely-used drugs in UK medical practice. It does not attempt to show the usual total daily dose, or the maximum recommended doses.

GenericProprietaryDoseClass/function
Acetylsalicycilic acid (aspirin)300 mgNSAID; analgesic
AcyclovirZovirax200 mgAntiviral
AllopurinolZyloric, Hamarin100 mgXanthine oxidase inhibitor (gout)
Aluminium hydroxideAludrox500 mgAntacid
Amiloride hydrochlorideModuretic5 mgK+ sparing/thiazide diuretic
AminophyllinPhyllocontin; Pecram100 mgXanthine
AmitriptylineTryptisol; Lentizol25 mgTeracyclic antidepressant
AmoxycillinAmoxil, Amoram250 mgBroad-spectrum antibiotic
AmpicillinPenbritin250 mgBroad-spectrum antibiotic
AtenololTenormin; Totamol100 mgCardio-selective beta blocker
Beclomethasone dipropionateBecotide; Aerobec50 ug (inh)Corticosteroid
BendrofluazideAprinox2.5 mg-5 mgThiazide diuretic
BenzhexolArtane; Broflex2 mgAnticholinergic
BenzylpenicillinCrystapen G250 mgAntibiotic
BetamethasoneBetnesol; Betnelan500 ugGlucocorticoid
BisacodylDulcolax5 mgStimulant laxative
BusulphanMyleran500 ugAlkylating cytotoxic
CarbemazepineTegretol100 mgAnticonvulsant, antidepressant
Carbenoxolone sodiumBiogastrone; Biroal50 mgCytoprotective anti-ulceratative
CarbimazoleNeo-mercazole5 mgAntithyroid
ChlorambucilLeukeran2 mgAlkylating cytotoxic
ChloramphenicolChloromycetin250 mgChloramphenicol antibiotic
ChloroquineAvloclor155 mgAntimalarial
Chlorpheniramine maleatePiriton4 mgAntihistamine
Chlorpromazine hydrochlorideLargactil25 mgPhenothiazine aditpsychotic sedative
ChlorpropamideDiabinese100 mgSulphonlyurea hypoglycaemic
CimetidineTagamet400 mgHistamine-2 blocker
ClobazamFrisium10 mgBenzodiazepine
ClofibrateAtromid-S500 mghypolipidaemic
Clonidine hydrochlorideDixarit, Catapres25 ugalpha blocking antimigraine
Clorazepate dipotassiumTranxene15 mgBenzodiazepine
Codeine phosphate20 mgOpiate analgesic
Co-trimoxazoleSeptrin480 mgCompound antibiotic
CyanocobalaminCytamen250 ug (im)Vitamin V12
Diamorphine hydrochloride (heroin)10 mgOpiate analgesic
DiazepamStesoild; Valium5 mgBenzodiazepine
Dicyclomine hydrochlorideMerbentyl10 mgAnticholinergic antispasmodic
Dihydrocodeine tartrateDF118; DHC-Continus30 mgOpiate analgesic
DigoxinLanoxin250 ugCardiac glycoside
DinoprostProstin F25 mg (iv)Prostaglandin F2-alpha
DisopyramideRhythmodan100 mgClass 1 antiarryhthmic
Dothiepin hydrochlorideProthiaden75 mgTetracyclic antidepressant
Ergo calciferol (vitamin D2)250 ugVitamin D2
Ergometrine maleate500 ugUterotropic
Ergotamine tartrateLingraine2 mg (sub lingual)Ergot antimigraine
Ephedrine hydrochlorideCAM30 mgSympathomimetic bronchodilator
ErythromycinErythrocin, Iloside250 mgMacrolide antibiotic
Ethinyl oestradiol50 ugOestrogen contrceptive
FenoprofenFenopron300 mgNSAID
Ferrous gluconateFergon300 mgIron supplement
Ferrous sulphate Feospan150 mgIron supplement
FlucloxacillinFloxapen250 mgPenicillinase-resistant antibiotic
Fluoextine hydrochlorideProzac20 mg5HT reuptake inhibitor antidepressant
FlurazepamDalmane15 mgBenzodiazepine
FlurbiprofenFroben50 mgPropionic acid analgesic
Folic acid5 mgDietary supplement
FrusemideLasix40 mgLoop diuretic
GentamicinGenticin40 mg (im)Aminoglycoside antibiotic
Hyoscine butylbromideBuscopan10 mgAnticholinergic
IndomethacinIndocid25 mgNSAID
IsoniazidRimifon25 mgAntituberculous antibiotic
Isoprenaline hydrochlorideSaventrine30 mgbeta agonist tachycardic
Isoprenaline sulphateMedihaler-Iso400 ug (inh)beta agonist bronchdilator
KetoconazoleNizoral200 mgImidazole antifungal
LevodopaLarodopa500 mgDopamine precusor, anti-Parkinsonic
LisinoprilZestril10 mgACE inhibitor
Loperaimde hydrochlorideImmodium2 mgOpiate antidiarrheal
LorazepamAtivan1 mgBenzodiazepine
Lormetazepam1 mgBenzodiazepine
Magnesium trisilicate250 mgAntacid
Methadome hydrochloridePhyseptone5 mgOpiate analgesic
MethyldopaAldomet250 mgCentral alpha agonist antihypertensive
MetoclopramideMaxolon10 mgAntidopaminergic
MetronidazoleFlagyl200 mgNitroimidazole antibiotic
Morphine sulphate10 mg (sc, im)Opiate analgesic
Naftidrofuryl oxalatePraxilene100Circulatory activator
Nalidixic acidNegram500 mgQuinolone antibiotic
NaproxenNaproxym; Nycpren250 mgNSAID
NitrazepamMogadon5 mgBenzodiazepine
NorethisteronePrimolut-N5 mgProgestogen contraceptive
Orciprenaline sulphateAlupent250 mgBeta-agonist bronchodilator
Oxprenolol hydrochlorideTrasicor20 mgNon-selective beta blocker
OxytetracyclineTerramycin250 mgTetracycline antibiotic
OxytocinSyntocinon1 ul (iv)Uterotropic
ParacetamolPanadol500 mgAnalgesic
PentazocineFortral25 mgNarcotic analgesic
Pethidine hydrochloride100 mg (im)Narcotic analgesic/sedative
PhenoxymethylpenicillinDistaquine V-K250 mgAntibiotic
Phenytoin sodiumEpanutin100 mgAntiarryhthmic, anticonvulsant
PhenylbutazoneButacote200 mgNSAID
PiperazineAntepar500 mgAntithelmintic
PiroxicamFeldene10 mgNSAID
Potassium chlorideSlow-K600 mgPoassium supplement
PrednisolonePrednesol5 mgGlucocorticoid
Procaine penicillinDepocillin300 mg (im)Antibiotic
Proguanil hydrochloridePaludrine100 mgAntimalarial
ProchlorperazineStemetil5 mgPhenothiazine antidepressant
Promethazine hydrochloridePhenergan25 mgAntihistamine
Propanolol hydrochlorideInderal80 mgNon-selective beta blocker
PyrimethamineDaraprim25 mgAntimalarial
Quinidine bisulphateKinidin Durules300 mgClass 1 anti-arryhthmic
RanitidineZantac150 mgHistamine-2 blocker
RifampicinRifadin300 mgAntituberculous antibiotic
SalbutamolVentolin4 mgBeta agonist bronchodilator
Sodium cromoglycateIntal1 mg (inh)NSAID
Spironolactone100 mgK+ sparing/thiazide diuretic
StilboestrolTampovagan5 mgOestrogen
TamoxifenNolvadex10 mgAnti-oestrogen
TerfenadineTriludan80 mgAntihistamine
Testosterone propionateVirormone25 mg (im)Anabolic steroid
Thyroxine sodiumEltroxin50 ugThyroid hormone
TolbutamideRastinon500 mgSulphonlyurea hypoglycaemic
TrimethorprimIpral; Monotrim200 mgFolic acid inhibitor antibiotic

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