Proguanil with atovaquone for malaria prevention
Malarone, Maloff Protect
Revisado por Sid DajaniÚltima actualización por Michael Stewart, MRPharmSÚltima actualización 26 Jul 2022
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These tablets will help protect against malaria when travelling to a country where malaria occurs.
They are one of a number of measures that you need to take to reduce your risk of malaria. Others include wearing suitable clothing, using insect repellents and sleeping in screened rooms or beds.
It is important that you take these tablets for one or two days before you travel, during the whole of your stay, and for seven days after you return.
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About proguanil with atovaquone
Tipo de medicamento | Anti-malarial |
Utilizado para | To prevent malaria (it may also be used to treat malaria) |
También llamado | Malarone®; Malarone® Paediatric; Maloff Protect® |
Disponible como | Tabletas |
Proguanil with atovaquone tablets are used to prevent malaria. Malaria is a serious infection. It is common in tropical countries such as parts of Africa, Asia and South America. Malaria is a disease which is passed on to humans by infected mosquitoes. A parasite called plasmodium lives inside the stomachs of infected female mosquitoes and is passed on to humans by a bite.
Because the pattern of malaria varies with the part of the world you are travelling to, as well as the season and the type of activity you have planned, you should always obtain the latest advice about malaria prevention from your doctor, pharmacist or travel organiser. A backpacking trip may well require different preventative measures against malaria to those needed for a business trip to a city.
Proguanil with atovaquone is usually obtained on a prescription from a doctor; however, it is not prescribable on the NHS. This means that you will be given a private (non-NHS) prescription and you will be asked to pay for the tablets. Proguanil with atovaquone tablets (Maloff Protect®) can also be bought from a pharmacy without the need for a doctor's prescription. You will still be asked for details of your health and travel plans to ensure the medicines are suitable.
Proguanil with atovaquone can also be used to treat some forms of malaria if you become infected. This leaflet does not contain information about this, but your doctor can give you more information if you have been prescribed it for this reason.
Before taking proguanil with atovaquone
Some medicines are not suitable for people with certain conditions, and sometimes a medicine may only be used if extra care is taken. For these reasons, before you start taking the tablets it is important that your doctor or pharmacist knows:
Si está embarazada, esperando un bebé o en período de lactancia.
Si tiene problemas renales.
Si está tomando otros medicamentos. Esto incluye cualquier medicamento que esté tomando y que pueda adquirirse sin receta, así como medicamentos a base de plantas y complementarios.
Si alguna vez ha tenido una reacción alérgica a un medicamento.
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How to take proguanil with atovaquone
Before you take proguanil with atovaquone, read the manufacturer's printed information leaflet from inside the pack. The leaflet will give you more information about the tablets and a full list of side-effects which you may experience from taking them.
You should start taking the tablets 1 or 2 days before you enter the area which has malaria. This is to ensure there is sufficient medicine in your bloodstream to give you the required protection. Take one dose each day throughout your stay, and then continue to take one dose a day for a further seven days after you leave the area. There are two strengths of tablets: 250 mg/100 mg tablets which are suitable for adults and children weighing more than 40 kg, and 62.5 mg /25 mg tablets which are suitable for children weighing between 11 kg and 40 kg:
The dose for an adult or a child weighing over 40 kg is one 250 mg/100 mg tablet daily.
The dose for a child weighing 31-40 kg is three 62.5 mg/25 mg tablets daily.
The dose for a child weighing 21-31 kg is two 62.5 mg/25 mg tablets daily.
The dose for a child weighing 11-21 kg is one 62.5 mg/25 mg tablet daily.
Where possible, take the tablets with a snack or a milky drink and try to take your doses at about the same time of day, each day. The tablets are best swallowed whole, but for children who have problems swallowing tablets, they can be crushed and mixed into soft food or a milky drink if needed. You should ensure the child consumes the entire mixture to get the full dose.
If you are sick (vomit) less than one hour after taking the tablet(s) you should take another dose. If it happens more than one hour afterwards, the medicines will have already entered your bloodstream so another dose is not needed.
If you forget to take a dose, take it as soon as you remember. If you do not remember until the following day, skip the missed dose. Do not take two doses together to make up for a forgotten dose. You should complete the course of tablets unless you are told otherwise by a doctor. Make sure you continue to take the tablets for seven days after your visit has finished.
Aproveche al máximo su tratamiento
These tablets will help prevent you from getting malaria, but it is also important that you take the following precautions against being bitten by mosquitoes:
Cubra las zonas descubiertas de brazos y piernas con ropa holgada de manga larga, pantalones largos y calcetines. Esto es especialmente importante si está al aire libre después de la puesta de sol, ya que es cuando se alimentan los mosquitos.
Use an effective insect repellent spray on your clothing and any area of your skin which is bare.
Rocía la habitación con un insecticida cada noche un par de horas antes de acostarte. Comprueba si hay mosquitos en las zonas donde duermes: presta especial atención a los muebles y a las zonas bajo la cama, donde pueden esconderse los insectos.
Si duerme en una habitación sin mosquitera, utilice una mosquitera impregnada con insecticida.
If you need to take a medicine for indigestion (such as an antacid), do not take it during the two hours before you take proguanil with atovaquone, or during the two hours after you take it. This is because some magnesium-containing antacids interfere with the way one of the medicines (proguanil) is absorbed by your body, making it less effective.
If you take a medicine called warfarin to prevent blood clots you may need to have your warfarin dose adjusted. You should ask for an INR appointment to be arranged prior to travel and start taking proguanil with atovaquone at least two days before the appointment.
If you feel ill or develop a fever or flu-like symptoms while you are travelling or within one year of returning home, you should see your doctor straightaway. This is important, even if you have taken your anti-malarial tablets correctly.
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Can proguanil with atovaquone cause problems?
Además de sus efectos útiles, la mayoría de los medicamentos pueden producir efectos secundarios no deseados, aunque no todas las personas los sufran. Estos suelen mejorar a medida que el organismo se adapta al nuevo medicamento, pero hable con su médico o farmacéutico si alguno de los siguientes efectos secundarios persiste o se vuelve molesto.
Most common side-effects - these affect more than 1 in 10 people who take this medicine | ¿Qué puedo hacer si me ocurre esto? |
Sensación de malestar (náuseas) o náuseas (vómitos), dolor de barriga (abdominal) | Stick to simple foods - avoid spicy or rich foods. If you are sick within one hour of taking a dose then take a second dose |
Loose, watery stools (diarrhoea) | Beber mucha agua para reponer los líquidos perdidos |
Dolor de cabeza | Bebe mucha agua y pide a un farmacéutico que te recomiende un analgésico adecuado. Si los dolores de cabeza persisten, informe a su médico. |
Common side-effects - these affect fewer than 1 in 10 people who take this medicine | ¿Qué puedo hacer si me ocurre esto? |
Cough, feeling dizzy, high temperature (fever), itchy rash, sleeping problems, unusual dreams, feeling low, lack of appetite | These will pass when your course is finished. If they become troublesome in the meantime, speak with a doctor |
If you experience any other symptoms which you think may be due to this medicine, speak with a doctor or pharmacist.
How to store proguanil with atovaquone
Mantenga todos los medicamentos fuera del alcance y de la vista de los niños.
Almacenar en un lugar fresco y seco, lejos del calor y la luz directos.
Información importante sobre todos los medicamentos
Información importante sobre todos los medicamentos
No tome nunca más de la dosis prescrita. Si sospecha que usted u otra persona ha tomado una sobredosis de este medicamento, acuda al servicio de urgencias de su hospital. Llévese el envase, aunque esté vacío.
Si va a someterse a una operación o a un tratamiento dental, comunique a la persona que lleve a cabo el tratamiento qué medicamentos está tomando.
Este medicamento es para usted. Nunca se lo dé a otras personas aunque su enfermedad parezca ser la misma que la suya.
No guarde medicamentos caducados o que no desee. Llévelos a su farmacia local, que se encargará de eliminarlos por usted.
Si tiene cualquier duda sobre este medicamento pregunte a su farmacéutico.
MHRA - Notificación de reacciones adversas
Notifique a la Agencia Reguladora de Medicamentos y Productos Sanitarios las sospechas de efectos secundarios de medicamentos, vacunas, cigarrillos electrónicos, incidentes con productos sanitarios o productos defectuosos o falsificados para garantizar un uso seguro y eficaz.
Lecturas complementarias y referencias
- Manufacturer's PIL, Malarone® 250 mg/100 mg film-coated tablets; GlaxoSmithKline UK, The electronic Medicines Compendium. Dated August 2023.
- Manufacturer's PIL, Malarone® Paediatric 62.5 mg/25 mg film-coated tablets; GlaxoSmithKline UK, The electronic Medicines Compendium. Dated October 2021.
- Medicamentos BNF completa 89ª edición; Asociación Médica Británica y Real Sociedad Farmacéutica de Gran Bretaña, Londres.
- Manufacturer's PIL, Maloff Protect® 250 mg/100 mg tablets; Glenmark Pharmaceuticals Europe Ltd, The electronic Medicines Compendium. Dated May 2017.
Historia del artículo
La información de esta página ha sido redactada y revisada por médicos cualificados.
Fecha de la próxima revisión: 24 de enero de 2027
26 Jul 2022 | Última versión

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