Listing a study does not mean it has been evaluated by the U. The purpose of this study is to evaluate whether hydroxychloroquine is effective in treatment of Hashimoto's thyroiditis. Hashimoto's thyroiditis is an autoimmune thyroid disease, which induced chronic inflammation of thyroid gland and destroys thyroid tissue. Plaquenil stopped working Does plaquenil cause hair growth Plaquenil skin cha ges Plaquenil affect immune system Hashimoto's thyroiditis HT is a common form of autoimmune thyroid disease, which affects up to 2% of general population. The annual incidence of HT worldwide is estimated to be 0.8 - 3.5 cases per 1000 persons. The thyroid gland attacked by a variety of cell- and antibody-mediated immune processes. Dec 28, 2017 I haven't had any issues with Plaquenil, and I've been on it for 13 years. Be sure you get your eyes checked regularly for Plaquenil toxicity, a very rare side effect that can affect your vision, but is usually reversible if caught early. I know Plaquenil has helped me a ton, because I tried going off of it once to see if I really needed it. Any one have any experience or info regarding pre-existing precancerous conditions and the effects of Plaquenil on the immune system. I see so much info on the net where some says that Plaquenil has very mild effect on immune system except for eye issues --- Other info says it is an immunosuppressant. There was no medical treatment recommended for patients with Hashimoto's thyroiditis, but currently at euthyroid state. Hashimoto's thyroiditis is an autoimmune thyroid disease, and when the disease progresses, thyroid function finally declined to hypothyroidism. Plaquenil dosage autoimmune thyroiditis Hydroxychloroquine Oral Uses, Side Effects, Interactions., Methotrexate vs. Plaquenil - Autoimmune diseases - Inspire Chloroquine molecular weight The usual starting dose of Plaquenil is 200 mg twice a day or 400 mg once a day, administered orally, in people weighing 80 kg or more. The usual dosage works for most people who take Plaquenil, but it is possible to increase or decrease the dose based on individual needs. Taking Plaquenil for Rheumatoid Arthritis. Plaquenil and its affect on the immune system DailyStrength. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. I went to a new allergist just today and he finally gave me an answer for what could be causing my hives. Hashimoto's thyroiditis. So finally what I have my have a name. Hashimoto's thyroiditis is an autoimmune disease in which the thyroid gland is attacked by a variety of cell- and antibody-mediated immune processes. Just curious to know what the stats are on those of us who take Plaquenil. When I first saw the Rheumy when I got my Sjogren's diagnose, he started me on 200mg 2 x day. I found that the evening dose was fine, but the morning dose, that I would take with my usual breakfast of cereal was causing me gassiness all day. I was so relieved to finally be able to put a name to all that I have been dealing with for the last few years in addition to autoimmune thyroid disease for the last six years, but I am also sort of hesitant to start the Plaquenil, for fear of the possible side effects.