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. Plaquenil treatment for sarcoidosis Why take plaquenil with food Sjogrens Syndrome and Hives. By Barbwire89011 30 posts, last post over a year ago. I starting taking Plaquenil and Zytec daily that has helped prevent exacerbations along with a Prednisone dose pack when I do have an outbreak. My last serious bout was about 8 years ago. I hope this information helps you and that you find an answer very soon. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. Rash, pruritus, pigmentation disorders in skin and mucous membranes, hair color changes, alopecia. 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 for hives ER, Hives and Plaquenil -, Plaquenil Oral Uses, Side Effects, Interactions, Pictures. Plaquenil magnesiumPlaquenil dose availabilityBuy plaquenil I had been taking plaquenil since April for my lupus and sjogrens. It was working really well and just recently my rheumy told that I was in remission. I felt great. Then I had an allergic reaction to the plaquenil - a rash all over my body, neck, arms and legs. I stopped taking it 1 week ago. Allergic reaction to plaquenil DailyStrength. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. Will you have Rashes with Plaquenil - eHealthMe. I take plaquenil for the hives which seems to make them less itchy at least. It's hard to tell if the freuency has decreased since it's so variable anyway. I also take zyrtec as needed for the hives. Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. I take plaquenil for the hives which seems to make them less itchy at least. It's hard to tell if the freuency has decreased since it's so variable anyway. I also take zyrtec as needed for the hives. Sometimes there seems to be an association with my menstrual cycle with the hives being worse right before my period, but this pattern doesn't.