Quininedosage

quinine sulfate 324 MG Oral Capsule

Dosage and administration

Adults (≥ 16 years of age): 648 mg (two capsules) every 8 hours for 7 days. Patients with severe chronic renal impairment: one loading dose of 648 mg (two capsules) followed 12 hours later by 324 mg (one capsule) every 12 hours for 7 days.

2.1 Treatment of

Uncomplicated P. falciparum Malaria For treatment of uncomplicated P. falciparum malaria in adults: Orally, 648 mg (two capsules) every 8 hours for 7 days. Quinine sulfate capsules USP should be taken with food to minimize gastric upset.

2.2 Renal Impairment

In patients with acute uncomplicated malaria and severe chronic renal impairment, the following dosage regimen is recommended: one loading dose of 648 mg quinine sulfate capsules USP followed 12 hours later by maintenance doses of 324 mg every 12 hours. The effects of mild and moderate renal impairment on the safety and pharmacokinetics of quinine sulfate are not known.

2.3 Hepatic

Impairment Adjustment of the recommended dose is not required in mild (Child-Pugh A) or moderate (Child-Pugh B) hepatic impairment, but patients should be monitored closely for adverse effects of quinine. Quinine should not be administered in patients with severe (Child-Pugh C) hepatic impairment.

Text above is quoted in full from the FDA-approved drug label published by openFDA, effective October 31, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.

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