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DƯỢC LÍ Goodman & Gilman's The Pharmacological Basis of Therapeutics 12th, 2010

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1392

SECTION VII

CHEMOTHERAPY OF MICROBIAL DISEASES

Table 49–3

Regimens for the Treatment of Malaria (Continued)

POTENTIAL ADVERSE

DRUG INDICATION ADULT DOSAGE PEDIATRIC DOSAGE a EFFECTS COMMENTS

Mefloquine c P. falciparum from 684 mg base 13.7 mg base/kg GI complaints Contraindicated if hypersensitive

chloroquine- (= 750 mg salt) (= 15 mg salt/kg) orally (nausea, vomiting, to the drug or to related

resistant areas, orally as initial as initial dose, followed diarrhea, abdominal compounds; cardiac conduction

except Thailand- dose, followed by 9.1 mg base/kg pain), mild CNS abnormalities; psychiatric

Burmese and by 456 mg base (= 10 mg salt/kg) orally complaints disorders; and seizure disorders

Thailand- (= 500 mg salt) given 6-12 h after initial (dizziness, headache, Do not administer if patient has

Cambodian orally given dose somnolence, sleep received related drugs

border regions 6-12 h after Total dose = 25 mg disorders), myalgia, (chloroquine, quinine, quinidine)

P. vivax from initial dose salt/kg mild skin rash, and less than 12 h ago

chloroquine- Total dose = fatigue; moderate

resistant areas 1250 mg salt to severe

neuropsychiatric

reactions,

ECG changes,

including sinus

arrhythmia, sinus

bradycardia, first

degree A-V block,

QTc prolongation,

and abnormal

T waves

Primaquine Radical cure of 30 mg base orally 0.5 mg base/kg orally GI disturbances, Must screen for G6PD deficiency

phosphate P. vivax and per day × 14 d per day × 14 d methemoglobinemia prior to use

P. ovale (self-limited), Contraindicated in persons with

(to eliminate hemolysis in G6PD deficiency; pregnant women

hypnozoites) persons with G6PD Should be taken with food to

deficiency

minimize GI adverse effects

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