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 hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Chloroquine trade name in pakistan Chloroquine expired side effects Hydroxychloroquine order online How bad is plaquenil on organs Feb 19, 2020 What Are Side Effects of Plaquenil? nausea, vomiting, stomach pain or cramps, loss of appetite, weight loss, diarrhea, dizziness, spinning sensation, headache, ringing in your ears, SIDE EFFECTS. The following adverse reactions have been identified during post-approval use of PLAQUENIL or other 4-aminoqunoline compounds. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. Some side effects of hydroxychloroquine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. 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. Plaquenil side effects loss of balance Plaquenil Side Effects Common, Severe, Long Term -, Side Effects of Plaquenil Hydroxychloroquine, Is hydroxychloroquine an opioid Contact your doctor if you experience these side effects and they are severe or bothersome. Your pharmacist may be able to advise you on managing side effects. diarrhea. dizziness. hair loss. headache. increased skin sensitivity to sunlight. loss of appetite. Plaquenil - Uses, Side Effects, Interactions -. Hydroxychloroquine Side Effects Common, Severe,. Hydroxychloroquine Side Effects -. Oct 13, 2019 hydroxychloroquine plaquenil and sulfasalazine azulfidine are used for mild rheumatoid arthritis. they are not as powerful as other dmards, but they usually cause fewer side effects. Plaquenil is supposed to help with hair loss, not contribute to it. I would also suggest giving it some more time especially since the side effects of plaquenil are supposed to lessen after a few months of use. Serious side effects and their symptoms can include the following blurred vision or other vision changes. ringing in your ears or hearing loss. angioedema, or rapid swelling of your skin. hives. mild or severe bronchospasm that causes trouble breathing. sore throat. unusual bleeding or bruising.