Department lectures and summaries (5th)
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Nos sumus orti in cinere

@lode2000
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๐Ÿ“Œุงู„ุฌุฏุงูˆู„ ูƒูŠู ู…ู…ูƒู† ุชุฌูŠ ู‡ูŠูƒ ุงุณุฆู„ู‡ โฌ†๏ธ ู…ุง ุจูŠู‡ุง ุตุนูˆุจู‡ ุงู† ุดุงุก ุงู„ู„ู‡
ุงู‚ุฑูˆุง ุงู„ุณุคุงู„ ุฒูŠู†
โค3
Department lectures and summaries (5th)
ุงู†ุชุจู‡ูˆุงุง
โค5๐Ÿ˜ด1
๐Ÿ”บุงู„ุญุงุณุจุงุช ู…ูˆ ุชู†ุณูˆู†๐Ÿ“Ÿ
โค7๐Ÿ˜ฑ1
๐Ÿ”บู‚ู†ุงุฉ ู…ุฎุตุตู‡ ู„ูุฑุต ุนู…ู„ ู„ุตูŠุงุฏู„ุฉ ุจุงุจู„
https://t.me/pharmachist23
#ุฃุนู…ุงู„_ูŠูˆู…_ุนุฑูุฉ.

1- ุงู„ุบุณู„
2- ุงู„ุตูŠุงู… (ู„ุบูŠุฑ ุงู„ุญุงุฌ):
ูŠุณุชุญุจ ุตูŠุงู… ูŠูˆู… ุนุฑูุฉ ู„ุบูŠุฑ ุงู„ุญุงุฌุŒ ูˆูŠููƒุฑู‡ ุตูŠุงู…ู‡ ู„ู„ุญุงุฌ ุฅู† ุฃุถุนูู‡ ุนู† ุงู„ุฏุนุงุก.
3 - ู‚ุฑุงุกุฉ ุฏุนุงุก ุงู„ุฅู…ุงู… ุงู„ุญุณูŠู† (ุนู„ูŠู‡ ุงู„ุณู„ุงู…) ููŠ ูŠูˆู… ุนุฑูุฉ:
ุฏุนุงุก ุนุธูŠู… ู…ู„ูŠุก ุจุงู„ุชูˆุญูŠุฏ ูˆุงู„ุชุฐู„ู„ ูˆุงู„ุฎุดูˆุนุŒ ูˆู‡ูˆ ู…ู† ุฃุดู‡ุฑ ุงู„ุฃุฏุนูŠุฉุŒ ูˆูŠูู‚ุฑุฃ ุจุนุฏ ุงู„ุฒูˆุงู„ ูˆู‚ุจู„ ุตู„ุงุฉ ุงู„ุนุตุฑ ููŠ ูŠูˆู… ุนุฑูุฉ.

ุฒูŠุงุฑุฉ ุงู„ุฅู…ุงู… ุงู„ุญุณูŠู† (ุนู„ูŠู‡ ุงู„ุณู„ุงู…)
ุฒูŠุงุฑุฉ ู…ุฑู‚ุฏ ุงู„ุฅู…ุงู… ุงู„ุญุณูŠู† (ุนู„ูŠู‡ ุงู„ุณู„ุงู…) ู…ู† ุฃูุถู„ ุงู„ุฃุนู…ุงู„ ููŠ ูŠูˆู… ุนุฑูุฉ.
5 - ุตู„ุงุฉ ุฑูƒุนุชูŠู†: ุชุคุฏู‘ู‰ ุจุนุฏ ูุฑูŠุถุฉ ุงู„ุนุตุฑ ุชุญุช ุงู„ุณู…ุงุก ูŠู‚ุฑ ุงู„ู…ุคู…ู† ุจุฐู†ูˆุจู‡ ู…ู† ุฎู„ุงู„ู‡ุง ู„ู„ู‡ ุณุจุญุงู†ู‡ ูˆุชุนุงู„ู‰.

6 - ุฏุนุงุก ุงู„ู†ุจูŠ (ุตู„ู‰ ุงู„ู„ู‡ ุนู„ูŠู‡ ูˆุขู„ู‡): (ุณุจุญุงู† ุงู„ุฐูŠ ููŠ ุงู„ุณู…ุงุก ุนุฑุดู‡...).

7 - ุฏุนุงุก ุงู„ุฅู…ุงู… ุฌุนูุฑ ุงู„ุตุงุฏู‚ (ุนู„ูŠู‡ ุงู„ุณู„ุงู…): (ุงู„ู„ู‡ู… ูŠุง ุฃุฌูˆุฏ ู…ู† ุฃุนุทู‰...).

8 - ุฏุนุงุก ุฃู… ุฏุงูˆูˆุฏ: (ุณุจุญุงู† ุงู„ู„ู‡ ู‚ุจู„ ูƒู„ ุฃุญุฏ...).
โค15
ู„ุจูŠูƒ ูˆุฅู† ู‚ุณุช ุงู„ู‚ู„ูˆุจ ู„ุจูŠูƒ ูˆุฅู† ูุงุถุช ุงู„ุฐู†ูˆุจ ู„ุจูŠูƒ ุฑุจูŠ ุฅู†ู‘ุง ุชุงุฆุจูˆู† ู„ุจูŠูƒูŽ ู…ุง ุดู‚ู‰ ู‚ู„ุจ ู„ุฌุฃ ุฅู„ูŠูƒูŽ ู„ุจูŠูƒูŽ ุงู„ู„ู‡ู… ุนููˆู‹ุง ูˆ ุนุงููŠุฉ ุŒ ู„ุจูŠูƒูŽ ุงู„ู„ู‡ู… ุฅุฌุงุจุฉู‹ ุจุนุฏ ุฅุฌุงุจุฉ ุŒ ู„ุจูŠูƒูŽ ุฑุถุขู‹ ูˆ ุญูุณู†ูŽ ุฎุงุชู…ุฉ ุŒ ู„ุจูŠูƒูŽ ุฑุจู‘ูŠ ูˆ ุฅู† ู„ู… ุฃูƒูู† ุจูŠู† ุงู„ุญุฌูŠุฌ ู…ูู„ุจู‘ูŠุงู‹.๐Ÿคฒ

ูŠุงุฑุจ ู‚ุจูˆู„ ุงู„ุฃุนู…ุงู„ ูˆุงุณุชุฌุงุจู‡ ุงู„ุฏุนูˆุงุช ูˆุบูุฑ ุงู„ุฐู†ูˆุจ ูˆุงู„ุฎุทุงูŠุง ๐Ÿคฒ
โค25๐Ÿ•Š1๐Ÿคจ1
ุนูŠุฏ ุฃุถุญู‰ ู…ุจุงุฑูƒ๐Ÿฆ‹
ูƒู„ ุนุงู… ูˆุงู†ุชู… ุจุฎูŠุฑ ูˆุตุญู‡ ูˆุณู„ุงู…ู‡ ูŠุงุฑุจ๐Ÿคฒ
ูŠู†ุนุงุฏ ุนู„ูŠูƒู… ูˆุน ุฃู‡ู„ูƒู… ุจุงู„ู ุฎูŠุฑ ูˆุณู„ุงู…ู‡
ูŠุงุฑุจ ูŠูˆู… ุงู„ู†ุฌุงุญ ุงู† ุดุงุก ุงู„ู„ู‡ ุงู„ูƒู„ ู…ู† ุงูˆู„ ุฏูˆุฑ ูˆุงู„ุชุนูŠู† ูˆุชุญู‚ูŠู‚ ุงู„ุงู…ู†ูŠุงุช ูˆุฑุงุญู‡ ุงู„ุจุงู„ ูŠุงุฑุจ๐Ÿคฒโœจ
โค25
ุงู„ุงู…ุซู„ู‡ Lec 1.. TDDs

1โƒฃChemical Penetration
Enhancers

๐Ÿ”ปAcetone
๐Ÿ”ปAzone
๐Ÿ”ปDimethylacetamide
๐Ÿ”ปDimethylformamide
๐Ÿ”ปDimethyl sulfoxide (DMSO)
Ethanol
๐Ÿ”ปOleic acid
๐Ÿ”ปPolyethylene glycol (PEG)
๐Ÿ”ปPropylene glycol
๐Ÿ”ปSodium lauryl sulfate

2โƒฃIontophoresis Examples
Lidocaine

๐Ÿ”นDexamethasone
๐Ÿ”นAmino acids
๐Ÿ”นPeptides
๐Ÿ”นInsulin
๐Ÿ”นVerapamil
๐Ÿ”นPropranolol

3โƒฃSonophoresis Examples

๐Ÿ”บHydrocortisone
๐Ÿ”บLidocaine
๐Ÿ”บSalicylic acid

4โƒฃAnimal Models ( in vivo)

๐Ÿ”ธWeanling pig
๐Ÿ”ธRhesus monkey
๐Ÿ”ธHairless mouse
๐Ÿ”ธHairless rat

5โƒฃAlternative Skin Model

โ—ผ๏ธShed snakeskin (Elaphe obsoleta)

6โƒฃMembrane-Controlled Systems

๐Ÿ”ทTransderm-Nitro
๐Ÿ”ทTransderm Scop

7โƒฃBacking Materials

โ™ฆ๏ธPolypropylene
โ™ฆ๏ธPolyethylene
โ™ฆ๏ธPolyolefin

8โƒฃAdhesive Example

โ™ฆ๏ธPolybutyl acrylate

9โƒฃClinical Examples of TDDs

Motion sickness
๐Ÿ”นScopolamine (Transderm Scop)

๐Ÿ“ŒScopolamine Patch

๐Ÿ’ฅ0.2 mm = Thickness

๐Ÿ’ฅ2.5 cmยฒ = Area

๐Ÿ’ฅ4-layer system

๐Ÿ’ฅ1.5 mg = ูƒู…ูŠุฉ ุงู„ุฏูˆุงุก ุจุงู„ู„ุตู‚ุฉ

๐Ÿ’ฅ1 mg = ุงู„ูƒู…ูŠุฉ ุงู„ุชูŠ ุชูˆุตู„ delivery ุชู‚ุฑูŠุจุงู‹

๐Ÿ’ฅ3 days = ู…ุฏุฉ ุนู…ู„ ุงู„ู„ุตู‚ุฉ

๐Ÿ’ฅ200 ยตg = Priming dose

๐Ÿ’ฅ4 hours ู‚ุจู„ ุงู„ุญุงุฌุฉ ู„ู„ุชุฃุซูŠุฑ ุงู„ู…ุถุงุฏ ุงู„ุบุซูŠุงู†

๐Ÿ”นAngina
Nitroglycerin (Transderm-Nitro)

๐Ÿ“ŒNitroglycerin Patch

๐Ÿ’ฅ24 hours = ู…ุฏุฉ ุงู„ุชูˆุตูŠู„

๐Ÿ’ฅ12โ€“14 h ON = ูุชุฑุฉ ูˆุถุน ุงู„ู„ุตู‚ุฉ

๐Ÿ’ฅ10โ€“12 h OFF = ูุชุฑุฉ ุฅุฒุงู„ุฉ ุงู„ู„ุตู‚ุฉ

๐Ÿ’ฅ0.4 mg/hour = ู…ุนุฏู„ ุงู„ุฅุทู„ุงู‚ ุจุงู„ู…ุซุงู„

๐Ÿ’ฅ18 cmยฒ = ู…ุณุงุญุฉ ุงู„ู„ุตู‚ุฉ ุจุงู„ู…ุซุงู„
โค12
๐ŸŸข ูˆุฃุฑู‚ุงู… Lec 3 ocular drug delivery


๐Ÿ“ŒTear

๐Ÿ”ท Tear volume normal... 5โ€“9 ยตL

๐Ÿ”น Basal tear secretion..... 1.2 ยตL/min

๐Ÿ”น Tear turnover... 17%/min

๐Ÿ”น Reflex tears... 3โ€“400 ยตL/min



๐Ÿ“Œ Osmolality


Osmolality of normal tears...
302 mmol/kg

๐Ÿ”น Hypertonic eye drops.. 5% NaCl

๐Ÿ”น Normal tear osmotic pressure equivalent
0.9โ€“1.0% NaCl

๐Ÿ”น Well tolerated range. 0.6โ€“1.3% NaCl


๐Ÿ“ŒPH

๐Ÿ”ทTear pH.. 6.9 โ†’ 7.5
ุฎู„ุงู„ ุงู„ู†ู‡ุงุฑ ุงูˆ ุณุงุนุงุช ุงู„ูŠู‚ุธุฉ waking hours

๐Ÿ”น Eye tolerance range... pH 3.5โ€“9

๐Ÿ”น Pilocarpine stability.. pH 3.5โ€“5.5

๐Ÿ”น Restasis emulsion.. pH 6.5โ€“8.0

๐Ÿ”น Zirgan gel... pH 7.4


๐Ÿ“ŒSurface tension
๐Ÿ”น Normal tear surface tension.. 43.6โ€“46.6 mN/m

๐Ÿ“ŒViscosity

๐Ÿ”น Normal tears....6.4 mPaยทs

๐Ÿ”น Acceptable ophthalmic viscosity... โ‰ค15 mPaยทs


๐Ÿ“ŒViscosity Enhancers

๐Ÿ”น CMC/HPMC/MC... 0.2โ€“2.5%

๐Ÿ”น PEG... 0.2โ€“1%


๐Ÿ“ŒCyclosporine Emulsion

๐Ÿ”น Concentration... 0.05%

๐Ÿ”น log P... 3.0

๐Ÿ”น Solubility...6.6 mg/mL

๐Ÿ”น Droplet size....0.1 ยตm


๐Ÿ“ŒOintments

๐Ÿ”น ูŠู…ุซู„ ุญูˆุงู„ูŠ 10% ู…ู† ู…ู†ุชุฌุงุช ุงู„ุนูŠูˆู†
๐Ÿ”น Sustained release.. 2โ€“4 hours

๐Ÿ“ŒSmart Hydrogel

๐Ÿ”น Polymer concentration.. 1โ€“3%

๐Ÿ“ŒAMD
๐Ÿ”น >50 years
ุงู„ุฃุนู…ุงุฑ ุงู„ุฃูƒุซุฑ ู…ู† 50 ูŠู†ุตุงุจูˆู† ุจู‡

๐Ÿ“ŒEndophthalmitis
๐Ÿ”น Gram positive bacteria..
90%

๐Ÿ“ŒSterilization
๐Ÿ”น Filter pore size.. 0.22 mm ุฃูˆ ุฃู‚ู„

๐Ÿ“ŒPreservative
๐Ÿ”น Benzalkonium chloride.. 0.004โ€“0.02%
โค3
๐Ÿ”ต ุงู…ุซู„ู‡ Lec 3 ocular drug delivery

๐Ÿ“ŒOcular diseases

๐Ÿ”ถDry eye syndrome
๐Ÿ”ถCataract
๐Ÿ”ถGlaucoma
๐Ÿ”ถAge-related macular degeneration (AMD)
๐Ÿ”ถEndophthalmitis
๐Ÿ”ถConjunctivitis
๐Ÿ”ถCorneal ulceration


๐Ÿ“ŒBacteria in Endophthalmitis

๐Ÿ”ถStaphylococcus epidermidis
๐Ÿ”ถStaphylococcus aureus
๐Ÿ”ถStreptococcus spp
๐Ÿ”ถBacillus spp


๐Ÿ“ŒTonicity agents

๐Ÿ”ถSodium chloride
๐Ÿ”ถPotassium chloride
๐Ÿ”ถDextrose
๐Ÿ”ถMannitol
๐Ÿ”ถGlycerol


๐Ÿ“ŒBuffers

๐Ÿ”ถBoric acid
๐Ÿ”ถSodium citrate
๐Ÿ”ถBorate buffer
๐Ÿ”ถPhosphate buffer


๐Ÿ“ŒNonionic surfactants

๐Ÿ”ถPolysorbate 20, 60, 80
๐Ÿ”ถPolyoxyl 40 stearate
๐Ÿ”ถPolyoxypropylene-polyoxyethylenediol


๐Ÿ“ŒViscosity enhancers

๐Ÿ”ถPVA
๐Ÿ”ถPVP
๐Ÿ”ถMC
๐Ÿ”ถHPMC
๐Ÿ”ถCMC
๐Ÿ”ถPEG


๐Ÿ“ŒLocal anesthetics

๐Ÿ”ถLignocaine
๐Ÿ”ถProxymetacaine HCl

๐Ÿ“ŒDiagnostic agent

๐Ÿ”ถFluorescein sodium

๐Ÿ“ŒSuspension..
Steroids


๐Ÿ“ŒSubmicrometric emulsion

๐Ÿ”ถCyclosporine (Restasis)
๐Ÿ”ถComponents
๐Ÿ”ถCastor oil
๐Ÿ”ถPolysorbate 80
๐Ÿ”ถGlycerol

๐Ÿ“ŒOintment bases

๐Ÿ”ถSoft paraffin
๐Ÿ”ถLiquid paraffin

๐Ÿ“ŒDrugs available as ointments

๐Ÿ”ถAntibiotics
๐Ÿ”ถAntifungals
๐Ÿ”ถSteroid


๐Ÿ“ŒGel polymers

๐Ÿ”ถPVA
๐Ÿ”ถPoloxamer
๐Ÿ”ถHPMC
๐Ÿ”ถCarbomer

๐Ÿ“ŒAntiviral gel

๐Ÿ”ถGanciclovir (Zirgan) โ†’ Herpetic keratitis


๐Ÿ“ŒTemperature activated polymer
๐Ÿ”ถPoloxamer 407


๐Ÿ“ŒMucoadhesive polymers

๐Ÿ“ŒNatural
๐Ÿ”ถHyaluronic acid

๐Ÿ“ŒSynthetic
๐Ÿ”บPoly(acrylic acid)
๐Ÿ”บPolycarbophil
๐Ÿ”บCellulose derivatives

๐Ÿ“ŒSemi-natural

๐Ÿ”ทChitosan
๐Ÿ”ทGuar gum
๐Ÿ”ทXanthan gum
๐Ÿ”ทCarrageenan
๐Ÿ”ทPectin
๐Ÿ”ทAlginate


๐Ÿ“ŒDrug examples (solubility. permeation)

๐Ÿ”ถPilocarpine
๐Ÿ”ถCarbonic anhydrase inhibitors
๐Ÿ”ถPrednisolone acetate
๐Ÿ”ถPrednisolone sodium phosphate
๐Ÿ”ถDexamethasone acetate
๐Ÿ”ถDexamethasone phosphate
๐Ÿ”ถProstaglandin analogues
โค9
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ุงู„ู„ู‡ู… ุตู„ูŠ ุนู„ู‰ ู…ุญู…ุฏ ูˆุขู„ ู…ุญู…ุฏ

ู…ุชุจุงุฑูƒูŠู† ูŠุง ุดูŠุนู‡ ุญูŠุฏุฑ ุงู„ูƒุฑุงุฑ
ูƒู„ ุนุงู… ูˆุงู†ุชู… ุจุฎูŠุฑ ูˆูŠุงุฑุจ ุงู„ุซุจุงุช ุน ุงู„ูˆู„ุงูŠู‡ ุฏูˆู…ุง ูˆุงุจุฏุง ๐Ÿคฒ๐Ÿฆ‹
ุฌุนู„ู†ุง ุงู„ู„ู‡ ูˆุฅูŠุงูƒู… ู…ู† ุงู„ ู…ุชู…ุณูƒูŠู† ุจุฏูŠู†ู‡ ูˆุงู„ู…ูˆุงู„ูŠู† ู„ู‡

ุงู„ุณู„ุงู… ุนู„ูŠูƒ ูŠุง ุงุจุง ุงู„ุญุณู†ูŠู†
ุงู„ุณู„ุงู… ุนู„ูŠูƒ ูŠุง ูŠุนุณูˆุจ ุงู„ุฏูŠู† ูˆุฃู…ุงู… ุงู„ู…ุชู‚ูŠู† ุฃู…ูŠุฑ ุงู„ู…ุคู…ู†ูŠู† ุน

ุณุฆู„ูˆ ู‚ู„ุจูŠ ุงูŠ ู†ุฒูŠู„ ุจู‡
ู‚ุงู„ ุญุจูŠุจ ู„ุง ูŠุดุจู‡ู‡ ุงุญุฏ
ุญูุฑุช ููŠ ุงู„ุดุฑูŠุงู† ุญุฑูˆู ุงุณู…ู‡
ูู‡ูˆ ู‚ุฑูŠุจ ู…ู‡ู…ุง ุนู†ูŠ ุงุจุชุนุฏ
ุนูŠู† ู„ุงู… ูŠุงุก ู…ู„ุช ุฏู…ูŠ
ู„ูŠูˆุฒุนู‡ุง ููŠ ุฃู†ุญุงุก ุงู„ุฌุณุฏ
ูุฅุฐุง ู…ุง ุงุนุฏุงุฆูŠ ุฌุฑุญุช ูŠุฏูŠ
ุณุงู„ ูˆู„ุงุฆูŠ ููˆู‚ ุฏู…ุงูŠ ู…ุฏุฏ
ู‡ูˆ ูŠู†ุฌูŠู†ูŠ ูŠูˆู… ุงู„ุฏูŠู† ุนู„ูŠ
ุนู„ูŠ ุนู„ูŠ ู…ูˆู„ุงู‡ ุนู„ูŠ

ุงู„ู„ู‡ู… ุงุดู‡ุฏ ุงู†ูŠ ุจุงูŠุนุช ุนู„ูŠ ุงุดู‡ุฏ ุงู† ุนู„ูŠุง ูˆู„ูŠ ุงู„ู„ู‡ ๐Ÿฅน๐Ÿคฒ๐Ÿฆ‹

18 ุฐูˆ ุงู„ุญุฌู‡ ุนูŠุฏ ุงู„ุบุฏูŠุฑ ุงู„ุงุบุฑ
โค15
ุงุฑู‚ุงู… Lec 4 TDM Phenytoin

Therapeutic Range

๐Ÿ”ถTotal Phenytoin = 10โ€“20 ฮผg/mL

๐Ÿ”ถFree (Unbound) Phenytoin = 1โ€“2 ฮผg/mL

๐Ÿ”ถู†ุณุจุฉ ุงู„ุงุฑุชุจุงุท ุจุงู„ุฃู„ุจูˆู…ูŠู† โ‰ˆ 90%

๐Ÿ”ถFree fraction ุงู„ุทุจูŠุนูŠ โ‰ˆ 10%

๐Ÿ”ทAlbumin < 3 g/dL

ูŠุฒูŠุฏ Free Fraction

๐Ÿ”ทAlbumin = 2.5โ€“3 g/dL

๐Ÿ”ทFree Fraction = 15โ€“20%

๐Ÿ”ทAlbumin = 2โ€“2.5 g/dL

๐Ÿ”ทFree Fraction > 20%

ุนู†ุฏ ูˆุฌูˆุฏ ุนุฏุฉ ุนูˆุงู…ู„ ุชู‚ู„ู„ ุงู„ุงุฑุชุจุงุท
Free Fraction = 30โ€“40%


๐Ÿ”บ Eliminate Hepatic metabolismโžก๏ธ >95%
๐Ÿ”บ Recovered in urine unchanged Drugโžก๏ธ 5%


๐Ÿ“ŒMichaelis-Menten Parameters

๐ŸŸฅYounger Child (6 monthsโ€“6 years)
Vmax = 12 mg/kg/day
Km = 6 ฮผg/mL

๐ŸŸฆOlder Child (7โ€“16 years)
Vmax = 9 mg/kg/day
Km = 6 ฮผg/mL

๐ŸŸฉAdult
Vmax = 7 mg/kg/day
Km = 4 ฮผg/mL


Cssโฌ…๏ธ10-20 ฮผg/mL

For lV dividing MD by 2 to give twice daily ( every 12 h)

t= 24 h for Adult
t= 12h for children
t=12 h if used as lV


๐ŸŸฅSalt Factor


Phenytoin Sodium

92% Phenytoin
8% Sodium


Fosphenytoin
S = 1

Tablets & Suspension
S = 1


Hepatic Dysfunction
ุชู‚ู„ู„ Maintenance Dose ุจู†ุณุจุฉ
25%- 50%


๐ŸŸชLiterature-Based Doses

Adult Maintenance Dose
4โ€“6 mg/kg/day

Child Maintenance Dose
5โ€“10 mg/kg/day

Loading Dose
15โ€“20 mg/kg


๐ŸŸซEmpiric Dosing Example

ุฅุฐุง ู†ุญุชุงุฌ ุฒูŠุงุฏุฉ
50 mg/day
ูˆุงู„ูƒุจุณูˆู„ุฉ 100 mg
ู†ุนุทูŠ

100 mg ูŠูˆู…
100 mg ูŠูˆู… ุจุนุฏ ูŠูˆู…
ูŠู…ุซู„ ุฒูŠุงุฏุฉ ูˆุณุทูŠุฉ ู…ู‚ุฏุงุฑู‡ุง 50 mg/day.

๐ŸŸงPseudolinear Method

ุนู†ุฏ ุฒูŠุงุฏุฉ ุงู„ุฌุฑุนุฉ
ุฃุถู 15โ€“33%

ุนู†ุฏ ุชู‚ู„ูŠู„ ุงู„ุฌุฑุนุฉ
ุงุทุฑุญ 15โ€“33%
โค7