Please review the following URL and make sure that it is spelled correctly. Applies to hydroxychloroquine: oral tablet Along with its needed effects, hydroxychloroquine (the active ingredient contained in Plaquenil) may cause some unwanted effects. Chloroquine injection use Plaquenil severe side effects Provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. WebMD understands that reading individual, real-life experiences can be a helpful resource, but it is never a substitute for professional medical advice, diagnosis, or treatment from a qualified health care provider. If you think you may have a medical emergency, call your doctor or dial 911 immediately. Plaquenil or hydroxychloroquine has been known to cause a darkened discoloration of skin and/or mucous membranes. This is considered an adverse reaction and should be discussed with your prescriber. It is important to evaluate this color change to make sure there is nothing else wrong. 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. Although not all of these side effects may occur, if they do occur they may need medical attention. Does plaquenil make you sun sensitive PLAQUENIL Side Effects, Reviews by Patients -, Can Plaquenil be making me more susceptible to catching colds/viruses. Can i take a multivitamin with hydroxychloroquinePlaquenil side effecsBuy plaquenil online ukPlaquenil total dosePlaquenil loss of appetite It's like if you are on pred you just can't lose weight no matter if you eat or not! Anyway, Plaquenil does make me more sun sensitive. I can't go out on our sailboat until the sun has gone down - we live in Ft Worth TX and it's been really hot and humid here and it drains me completely. Plaquenil and the sun - Sarcoidosis - Inspire. Skin Discoloration and Plaquenil - Arthritis Information. Plaquenil Side Effects - GoodRx. I have no idea if this is like what is happening to you, but when I first went on plaquenil I got some weird pigment changes on my forehead some darkening that has ended up being permanent. My rheumy said that plaquenil can make you even more sun sensitive, so it looks like some sun exposure along with the plaq caused my pigment changes. Prednisone in sun, should be remembered as the dangerous act for your health. Another important factor that should be kept in mind is that it is better to avoid alcohol and smoking if you are using prednisone because alcohol can cause several types of problems for you. Mostly stomach ulcers result because of the use of alcohol along with. 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.