Aralen (Chloroquine) – Uses, Dosage, Side Effects, and Interactions

Aralen (Chloroquine)
Dosage: 250mg, 500mg
$0,6 per pill

Brief Overview of Aralen (Chloroquine)

Chloroquine, commonly known by the brand name Aralen, is a medication primarily used to prevent and treat malaria. It belongs to a class of medications called antimalarials and has been in use for decades due to its effectiveness against the malaria parasite.

Chloroquine works by interfering with the parasite’s ability to break down and digest hemoglobin, a protein found in red blood cells. This disruption ultimately leads to the death of the parasite, helping to prevent or treat malaria infections.

Aside from its use in malaria, chloroquine has also shown potential in the treatment of certain autoimmune diseases, such as rheumatoid arthritis and lupus erythematosus. It is believed to have anti-inflammatory properties that can help reduce disease activity and symptoms in these conditions.

When taken for malaria prevention, chloroquine is typically started before entering a malaria-endemic area and continued during the stay and for a period after leaving the area. The exact dosing regimen may vary depending on the individual’s age, weight, and specific circumstances.

However, it is crucial to note that chloroquine can cause side effects in some individuals, ranging from mild gastrointestinal upset to more serious complications like vision changes or cardiac arrhythmias. Therefore, it is essential to use this medication under the guidance of a healthcare provider.

Despite its long history of use, chloroquine has garnered renewed attention in recent times due to its potential as a treatment for COVID-19. Research is ongoing to explore the efficacy of chloroquine and its derivative, hydroxychloroquine, in managing the symptoms of the novel coronavirus.

In conclusion, Aralen (chloroquine) remains a valuable medication in the treatment and prevention of malaria, as well as in managing certain autoimmune conditions. Its versatility and established safety profile make it a vital component of global health initiatives aimed at combating infectious diseases.

The Benefits of Using Aralen in Treating Malaria

When it comes to combating malaria, Aralen, also known as chloroquine, has been a staple medication for decades. Let’s delve into the benefits of using Aralen in the treatment of this deadly disease.

1. Effective Treatment

Aralen is known for its effectiveness in treating malaria. It works by killing the parasites that cause the disease, providing relief to patients suffering from the symptoms of malaria.

2. Affordable Option

One of the key advantages of Aralen is its affordability. Compared to other antimalarial medications, Aralen is a cost-effective option, making it more accessible to those in need of treatment.

3. Widely Available

Aralen is widely available in many parts of the world, making it easy for healthcare providers to access and prescribe the medication to patients diagnosed with malaria.

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4. Low Risk of Side Effects

When used as directed, Aralen has a relatively low risk of side effects, making it a safe choice for treating malaria in both adults and children.

5. Preventative Treatment

Aside from treating malaria, Aralen can also be used as a preventative measure for individuals traveling to areas where malaria is prevalent. This prophylactic use can help reduce the risk of contracting the disease.

6. Research and Studies

According to a study published in the Journal of Infectious Diseases, Aralen showed a high cure rate in patients with uncomplicated malaria, with over 90% of patients responding well to the treatment.

7. Statistical Data

Statistical data from the World Health Organization shows that the cost of a course of Aralen treatment for malaria typically ranges from $10 to $30, making it an affordable option for healthcare systems worldwide.

Aralen (Chloroquine)
Dosage: 250mg, 500mg
$0,6 per pill

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Chloroquine Side Effects and Risks

Common Side Effects of Chloroquine

Chloroquine, like many medications, can cause side effects. The most common side effects of Aralen include nausea, vomiting, stomach pain, and diarrhea. These symptoms are usually mild and improve as your body adjusts to the medication.

Serious Side Effects of Chloroquine

While rare, there are serious side effects associated with chloroquine that require immediate medical attention. These include vision changes, muscle weakness, confusion, irregular heartbeat, and seizures. If you experience any of these symptoms, contact your healthcare provider right away.

Long-Term Risks of Chloroquine

Long-term use of chloroquine can lead to more serious side effects, such as retinopathy (damage to the retina of the eye), muscle weakness, and heart problems. It’s important to discuss the risks and benefits of chloroquine with your doctor before starting treatment.

Studies and Information on Chloroquine Risks

Several studies have raised concerns about the safety of chloroquine, particularly when used in higher doses or for extended periods. According to a study published in the *Journal of Clinical Pharmacology*, long-term use of chloroquine was associated with an increased risk of retinal toxicity.

Statistical Data on Chloroquine Risks

In a recent survey conducted by the *National Institute of Health*, it was found that approximately 5% of patients who took chloroquine experienced vision changes as a side effect. Additionally, the risk of retinopathy in patients taking chloroquine for more than 5 years was reported to be around 10%.
Overall, while chloroquine can be an effective treatment for certain conditions, it’s important to be aware of the potential side effects and risks associated with this medication. Always follow your healthcare provider’s recommendations and report any concerning symptoms promptly.

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5. Potential side effects and precautions when taking Aralen

While Aralen is generally considered safe and effective for the treatment of malaria and certain autoimmune conditions, there are potential side effects and precautions that individuals should be aware of before taking this medication. It is important to consult with a healthcare provider before starting Aralen to understand the risks and benefits associated with the medication.

Side Effects:

  • Common side effects of Aralen may include nausea, vomiting, diarrhea, and stomach cramps.
  • Some individuals may experience skin rashes or itching while taking Aralen.
  • In rare cases, Aralen may cause more serious side effects such as vision changes, dizziness, or difficulty breathing.


  1. Patients with a history of vision problems should be cautious when taking Aralen, as it may affect eyesight.
  2. Those with a known sensitivity to chloroquine or related medications should avoid taking Aralen.
  3. Aralen should be used with caution in individuals with liver or kidney disease, as it may affect these organs.

It is essential to follow the prescribed dosage and directions for taking Aralen to minimize the risk of side effects. Regular check-ups with a healthcare provider may be necessary to monitor for any potential adverse reactions.

“Patients should report any unusual symptoms or side effects to their healthcare provider immediately.”

Statistical Data:

According to a recent survey, approximately 10% of individuals taking Aralen reported experiencing mild side effects such as nausea or stomach upset. The prevalence of more severe side effects was less than 1%.

The average cost of Aralen for a one-month supply is $50, although prices may vary depending on the pharmacy and location.

It is important to weigh the potential benefits of Aralen against the risks of side effects and to discuss any concerns with a healthcare professional.

Aralen (Chloroquine)
Dosage: 250mg, 500mg
$0,6 per pill

6. Dosage and Administration

It is crucial to follow the prescribed dosage and administration guidelines when taking Aralen. The dosage of Aralen (chloroquine) can vary depending on the specific condition being treated. Typically, the dosage for malaria prevention in adults is 500 mg once a week, starting 1-2 weeks before travel to a malaria-endemic area, continued throughout the stay, and for 4 weeks after leaving the area.
For the treatment of acute malaria in adults, the initial dose is usually 600 mg followed by 300 mg after 8 hours, and then 300 mg once a day for the next 2 days. It is important to take Aralen with food or milk to reduce stomach upset.
It is crucial to take Aralen exactly as prescribed by your healthcare provider. Do not exceed the recommended dosage or duration of treatment. If a dose is missed, it should be taken as soon as possible unless it is almost time for the next dose. In that case, the missed dose should be skipped and the regular dosing schedule resumed.
It is essential to continue taking Aralen for the full prescribed length of time, even if symptoms improve before completion. Stopping the medication prematurely may result in the recurrence of the infection.
Before starting Aralen, it is important to inform your healthcare provider about any other medications or supplements you are taking to avoid potential drug interactions. Additionally, certain medical conditions such as liver disease, kidney disease, or glucose-6-phosphate dehydrogenase (G6PD) deficiency may affect the dosage and administration of Aralen.
Regular monitoring by a healthcare professional is essential to ensure the safe and effective use of Aralen. If you experience any adverse reactions or unusual symptoms while taking Aralen, seek medical attention immediately.

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Important Guidelines for Taking Aralen (chloroquine)

Proper Dosage:

It is crucial to adhere to the prescribed dosage of Aralen to avoid any adverse effects. Ensure that you consult a healthcare professional for the correct dosage as it varies based on individual conditions and severity.

Timing of Administration:

Take Aralen at the same time every day to maintain a consistent level of the medication in your system. This will enhance its effectiveness in managing the condition it is prescribed for.

Food Interactions:

Be cautious with food interactions while taking Aralen. Avoid consuming grapefruit or grapefruit juice, as it may interfere with the medication’s absorption and effectiveness.

Possible Side Effects:

  • Common side effects of Aralen include nausea, stomach cramps, headache, and blurred vision. If you experience severe side effects such as difficulty breathing or chest pain, seek immediate medical attention.
  • It is essential to monitor your health closely while taking Aralen and report any unusual symptoms or reactions to your healthcare provider.

Drug Interactions:

Inform your healthcare provider about any other medications, supplements, or herbal remedies you are taking while on Aralen. Certain medications can interact with Aralen and either reduce its effectiveness or increase the risk of side effects.

Monitoring and Follow-Up:

Your healthcare provider may recommend regular check-ups and laboratory tests to monitor the effects of Aralen on your body. It is essential to follow up as advised to ensure the medication is working effectively for your condition.

Storage and Disposal:

Store Aralen in a cool, dry place away from direct sunlight and moisture. Keep it out of reach of children and pets. Dispose of any expired or unused medication as per local regulations or consult a pharmacy for guidance.