Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking chloroquine: Incidence not known Some side effects of chloroquine may occur that usually do not need medical attention. Plaquenil sarcoidosis hypercalcemia Hydroxychloroquine tablets ip 400 mg Lupus hydroxychloroquine side effects Aralen chloroquine phosphate is an antimalarial drug used to treat and to prevent malaria. It is also used to treat infections caused by amoebae. Aralen is available in generic form. Common side effects of Aralen include blurred vision, nausea, vomiting, abdominal or stomach cramps, headache, diarrhea, temporary hair loss, changes in hair color, or Oct 01, 2018 Mechanism of Action Chloroquine, a 4-aminoquinoline, is an anti-protozoal agent. The precise mechanism by which Chloroquine exhibits activity is not known. Chloroquine, may exert its effect against Plasmodium species by concentrating in the acid vesicles of the parasite and by inhibiting polymerization of heme. It can also inhibit certain. Call your doctor immediately or get emergency medical help if you experience any of the following serious side effects Any vision problems, such as reading difficulties, sensitivity to light, seeing light flashes or streaks, blurred distance vision, or other issues Hearing problems. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Chloroquine side effects anxiety Chloroquine Oral Uses, Side Effects, Interactions, Pictures., Chloroquine - FDA prescribing information, side effects and uses Checking vision plaquenilHydroxychloroquine 200 mg costChloroquine overdose painfulQue es el plaquenilPlaquenil toxicity macular oct Rare side effects acute anxiety, depression, restlessness, confusion, severe dizziness, hallucinations. If you experience these symptoms stop taking Mefloquine immediately and see your doctor for an alternative anti-malaria medication. Most side effects from this medication usually occur before the second dose. Antimalarial - Side Effects, Precautions, and Contraindication. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. FDA strengthens warnings on malaria drug - NBC News. Common Side Effects of Chloroquine. Tell your doctor if any of the following side effects become severe or don't go away Loss of appetite; Mild dizziness; Mild diarrhea; Clumsiness; Mild headache Psychiatric side effects of chloroquine seem to be rare, but may manifest in a wide range of symptoms, such as confusion, disorientation, ideas of persecution, agitation, outbursts of violence, loss of interest, feeling sad, suicidal ideas and impaired insight. Mechanism of block. Increasing the concentrations of quinine 50, 100, 160 and 300 μM and chloroquine 30, 80, 100, 150 and 300 μM caused parallel rightward shifts in the 5-HT concentration–response curves, with no change in the maximal response Figure 4a and b, Table 2, indicating competitive inhibition.