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. Autoimmune plaquenil Hydroxychloroquine cousins Plaquenil effect on thyroid Some side effects 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. Side Effects. Drug information provided by IBM Micromedex Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Side effects can be serious and may include low blood counts that increase risk of infection. It can also make it harder for men or women to have a baby. Bladder irritation is another risk. If you notice any other effects, check with your healthcare professional. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Other side effects not listed may also occur in some patients. Plaquenil side effecs Plaquenil Side Effects on Your Eyes and Vision, Tamoxifen Oral Route Side Effects - Mayo Clinic Plaquenil and heartburnPlaquenil natural alternative It can increase the aforementioned side effects. The Mayo Clinic says that you should avoid taking zopiclone with sedatives, tranquilizers, narcotics, barbituates, muscle relaxants or anesthetics 1 2. The combination can cause the aforementioned side effects. Zopiclone Side Effects Healthfully. Rheumatoid Arthritis Treatment Side Effects. Plaquenil Side Effects Common, Severe, Long Term -. Ocular side effects of anti-rheumatic medications what a rheumatologist should know. The ocular side effects, screening for eye toxicity and treatment guidelines for anti-inflammatory and immunosuppressive drugs commonly used by rheumatologists are reviewed herein. Chloroquine and hydroxychloroquine have been used to treat rheumatoid. What are the side effects of hydroxychloroquine Plaquenil? Side effects include irritability, headache, weakness, hair lightening or loss, stomach upset, nausea, dizziness, muscle pain, rash and itching. Common side effects include headache; dizziness; loss of appetite; nausea; diarrhea; stomach pain; vomiting; nervousness; rash; Tell your doctor if you have any side effect that bothers you or does not go away. These are not all the possible side effects Plaquenil. For more information, ask your doctor or pharmacist.