GNH USA

Europe — EMA

Malarone

GNH USA supplies Malarone (Atovaquone/Proguanil), a antimalarial for malaria prevention and treatment of acute uncomplicated Plasmodium falciparum infection.

Proguanil Hydrochloride, Atovaquone

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What is Proguanil Hydrochloride, Atovaquone?

Atovaquone/Proguanil, the active ingredient in Malarone, is an antimalarial presented as oral tablets for oral use. It is used for the prevention of malaria and for the treatment of acute uncomplicated malaria caused by Plasmodium falciparum in adults and children. GNH USA supplies Malarone as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

What is Proguanil Hydrochloride, Atovaquone used for?

Malarone is an antimalarial agent used to prevent and treat malaria infections. - Prevention of malaria: provides chemoprophylaxis for travelers and residents in endemic regions. - Treatment of acute uncomplicated malaria caused by Plasmodium falciparum: achieves rapid parasite clearance. - Chemoprophylaxis for malaria in high‑risk populations: offers protection when exposure risk is high.

What are the side effects of Proguanil Hydrochloride, Atovaquone?

Malarone may cause a range of adverse reactions. Common Side Effects: - Nausea: mild to moderate stomach upset. - Headache: transient cranial discomfort. - Abdominal pain: occasional cramping or discomfort. - Diarrhea: loose stools that may be watery. Serious or Rare Side Effects: - Severe skin reactions: such as Stevens‑Johnson syndrome. - Hepatic injury: elevated liver enzymes or hepatitis. - Hematologic disorders: neutropenia or anemia. - Allergic reactions: including anaphylaxis or severe rash.

What precautions apply to Proguanil Hydrochloride, Atovaquone?

Before using Malarone, consider the following safety measures. - Pregnancy: safety not established; use only if benefits outweigh risks. - Breastfeeding: unknown safety; assess potential infant exposure. - Renal impairment: dose adjustment may be required in severe dysfunction. - Concomitant hepatic enzyme modulators: monitor for altered drug levels. - Hypersensitivity: avoid in patients with known allergy to atovaquone or proguanil. Store at ambient temperature: keep below 25°C in the original packaging, protect from moisture and direct sunlight.

What does Proguanil Hydrochloride, Atovaquone interact with?

Malarone can interact with several medicines; review the following categories. Major Interactions (Avoid): - Rifampin: markedly reduces atovaquone and proguanil plasma concentrations. - Protease inhibitor antiretrovirals: may increase proguanil levels, risking toxicity. - CYP2C8 inhibitors (e.g., gemfibrozil): raise atovaquone exposure. - Antacids containing aluminum or magnesium: decrease atovaquone absorption. Moderate Interactions (Monitor Closely): - Warfarin: may enhance anticoagulant effect, requiring INR monitoring. - Sulfonamides: potential additive effect on folate pathways, monitor for hematologic changes.

Frequently asked questions

What is Malarone used for?+
Malarone is prescribed to prevent malaria in individuals traveling to or living in endemic areas and to treat acute uncomplicated malaria caused by Plasmodium falciparum. It provides both prophylactic protection and therapeutic parasite clearance when infection occurs.
How does Atovaquone/Proguanil work?+
The combination works by targeting two essential parasite pathways: atovaquone blocks mitochondrial electron transport, halting energy production, while proguanil interferes with folate metabolism by inhibiting dihydrofolate reductase. This dual action results in synergistic killing of the malaria parasite.
What is the usual dose of Malarone?+
The dosage of Malarone is determined by the prescribing clinician based on the patient’s age, weight, indication (prevention or treatment), and renal or hepatic function. Patients should follow the prescriber’s instructions and not adjust the dose on their own.
Is Malarone safe during pregnancy or breastfeeding?+
Safety data for Malarone in pregnancy and lactation are limited. It should be used only if the potential benefit justifies the potential risk to the fetus or infant, and the decision should be made in consultation with a healthcare professional.
How do I order Malarone from GNH USA?+
To order Malarone, submit an enquiry on the product page at gnh-usa.com specifying the required quantity. GNH USA works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any required import documentation.
How does Malarone compare with other antimalarial drugs?+
Malarone offers a convenient once‑daily oral regimen with a favorable safety profile compared with some older agents such as chloroquine or mefloquine. Its dual‑mechanism provides high efficacy against chloroquine‑sensitive Plasmodium falciparum, though resistance patterns and individual patient factors may influence drug choice.
What are the storage and handling requirements for Malarone?+
Malarone tablets should be stored at ambient temperature, below 25 °C, in the original container to protect from moisture and light. Keep the product out of reach of children and do not use if the packaging is damaged.
How is Malarone administered?+
Malarone is taken orally with food or a milky drink to enhance absorption. For prophylaxis, it is usually started 1–2 days before travel, taken daily during the stay, and continued for 7 days after leaving the endemic area. For treatment, the full prescribed course should be completed.
What are the most serious risks associated with Malarone?+
Serious risks, though rare, include severe skin reactions such as Stevens‑Johnson syndrome, hepatic injury, and hematologic abnormalities like neutropenia or anemia. Patients should seek immediate medical attention if they develop rash, jaundice, fever, or unexplained bruising.
Who should not use Malarone?+
Malarone should be avoided in individuals with known hypersensitivity to atovaquone, proguanil, or any component of the formulation. Caution is also advised for patients with severe renal or hepatic impairment, and it should be used only under medical supervision in pregnant or breastfeeding women.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Proguanil Hydrochloride, Atovaquone
Route
Oral Use
Manufacturer
Glaxosmithkline Trading Services Limited
Origin
EU

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