Chloroquine is used in the treatment of malaria.

Chloroquine is a weak base that reaches high concentration within the malarial parasite and causes accumulation of toxic heme pigment, which kills it.

Abdominal pain, Mood changes, Vomiting, Dizziness, Muscle weakness, Loss of appetite, Hair loss, Itching, Hearing disorder, Blurred vision, Visual disturbance, Headache, Bloating, Altered heart rate, Photopsia (presence of perceived flashes of light), Eye disorder, Drowsiness, Ringing in ear, Rash

• Take this medication with meals or milk to decrease the risk of stomach upset.
• This medication may cause blurred vision and may impair your thinking or reactions. Be careful while  driving doing  anything that requires you to be alert and able to see clearly.
• Do not start or continue the chloroquine tablets, If you are allergic (hypersensitive) to chloroquine or any of the other ingredients of chloroquine tablet.
• Do not start or continue the chloroquine tablets, if  you are pregnant or trying to become pregnant.
• Check the blood glucose levels during the treatment with chloroquine.
• Consult your doctor if you experience rash with eosinophilia and systemic symptoms (DRESS) syndrome after taking chloroquine.
• Do not use long-term high dosage therapy unless no other drug is available. 
• Eye examination prior to and at 3–6 monthly intervals during use is required if patients are receiving chloroquine at continuous high doses for longer duration.
• Full blood counts should be carried out regularly. Caution is required if drugs which induce blood disorders are used concurrently.

Ques. Q. Is chloroquine a quinine/antibiotic/ contain sulpha/ is still used?
No, it is 4-aminoquinoline and not a quinine/antibiotic. It does not contain sulfa. It is used for the treatment of malaria (due to P. vivax, P.malariae, P. ovale, and susceptible strains of P. falciparum), prevention and suppression of malaria, amoebic hepatitis and abscess, discoid and systemic lupus erythematosus, rheumatoid arthritis

Ques. Q. Is Chloroquine available over the counter?
Yes,it is available over the counter

Ques. Q. Is Chloroquine safe in G6PD deficiency?
No, as there may be a risk of hemolysis in patients with G6PD deficiency. Always consult your doctor regarding its use

Ques. Q. Is Chloroquine banned in Nigeria?
Yes, it is banned in Nigeria

Ques. Q. What is Lariago tablet/Lariago syrup/Lariago-DS/ Resochin used for?
These are the trade names of products containing the drug chloroquine and are used in the treatment of malaria

Ques. Q. Does Chloroquine affect birth control/ affect the birth control pill/contraceptive pill/ menstrual cycle?
No, it does not affect birth control/ affect birth control pill/contraceptive pill/ menstrual cycle. Patients should follow the advice of the doctor regarding its use

Ques. Q. Does Chloroquine cause nightmares/insomnia?
Chloroquine causing these side effects is rare or uncommon. Always consult your doctor for the change of dose regimen or an alternative drug of choice that may strictly be required.