Note the presence of a confluent, erythematous eruption that is not only in a photodistribution but is now on the breasts and upper abdomen. Applies to hydroxychloroquine: oral tablet Along with its needed effects, hydroxychloroquine (the active ingredient contained in Plaquenil) may cause some unwanted effects. Plaquenil rebound Hydroxychloroquine increase metroxtrate Where to buy chloroquine phosphate Another lupus medicine has the opposite effect. “Hydroxychloroquine Plaquenil® is actually protective,” Newman says. “Doctors will prescribe it for people who have photosensitivity.” Change your behavior to minimize exposure. When you’re photosensitive, life requires a few modifications. Background Hydroxychloroquine sulfate and other antimalarial drugs have been used successfully as adjunctive therapy for patients with cutaneous lesions of dermatomyositis over the past 20 years. An increased incidence of cutaneous reactions to hydroxychloroquine has been postulated to occur in patients with dermatomyositis. Objective To determine if adverse cutaneous eruptions due to. Plaquenil has beneficial effects on 3 major aspects of lupus; skin rashes, aches & pains and fatigue. It has also been found to help in a number of other features of the disease, though less predictably. It is very effective in the treatment of a whole variety of lupus skin rashes, particularly those found to be worsened by sunlight. 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. Plaquenil photosensitivity rash Lupus Photosensitivity and UV Light, Adverse Cutaneous Reactions to Hydroxychloroquine Are More. Plaquenil and weight lossChloroquine pills Rheumatoid Arthritis Medication Beware of Sunburn if You Take These Drugs. A side effect of some RA medicine is sun sensitivity. Be extra careful to avoid skin burns, blistering, and the. Rheumatoid Arthritis Medication Beware of Sunburn if You.. Plaqunil rash -. Pictures of Photosensitivity, Symptoms, List of Drugs. Hi All, I'm photosensitive due to the plaquenil I'm taking. At least at this stage that's what the Dr says is the cause. If any of you have it how long does it take for your rash/dermatitis due to the sun to settle down and disappear? The rash appears in people who have developed sensitivity to components of sunlight, and in particular ultraviolet UV radiation from the sun or other sources, such as tanning beds or tanning lamps. This sensitivity is called photosensitivity. It results in immune system activity that causes a rash. UV radiation. Re Plaquenil and Sun Exposure Reply #13 on June 12, 2011, AM After a long dark winter of seeing no sun, I finally went into the sun for an hour, early in the morning, and over the next day, developed a red raised rash on all exposed parts, a rash that lasted for several weeks.