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. What drug is comparable to plaquenil Cost of plaquenil at walmart Hydroxychloroquine received an overall rating of 7 out of 10 stars from 368 reviews. See what others have said about Hydroxychloroquine, including the effectiveness, ease of use and side effects. Nov 09, 2018 Hydroxychloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Side Effects Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember. 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. Hydroxychloroquine sulfate side effecys Will you have Memory loss with Hydroxychloroquine sulfate., Hydroxychloroquine - Side Effects, Dosage, Interactions. Voltaren pills vs plaquenilPlaquenil is taken with or without foodChloroquine phosphate for uronema marinum treatmentPlaquenil dosage according to weight Side Effects Severe abdominal pain, bloating, constipation. Increased leg spasms @ night. Hair loss, accelerated depression. At the 4th week, itchy, red dots appear along with scalp itching. Hydroxychloroquine Sulfate Rash Reports - DrugInformer. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. The more common side effects that can occur with hydroxychloroquine include headache. dizziness. diarrhea. stomach cramps. vomiting. Feb 19, 2020 The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. To treat lupus erythematosus, the average adult dose is 400 mg once or twice daily. Plaquenil may interact with acetaminophen, cancer medications. Common side effects may include headache, dizziness, ringing in your ears; nausea, vomiting, stomach pain; loss of appetite, weight loss; mood changes, feeling nervous or irritable; skin rash or itching; or; hair loss. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.