There are several different types of drops that can be bought from pharmacies without a prescription. You may need to try a few types to find one that works for you. Hydroxychloroquine sulfate drug classification Plaquenil uses for granuloma annulare The more common side effects that can occur with hydroxychloroquine include headache. dizziness. diarrhea. stomach cramps. vomiting. Hydroxychloroquine side effects. Get emergency medical help if you have signs of an allergic reaction to hydroxychloroquine hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is used to treat rheumatoid arthritis and some other conditions such as systemic lupus erythematosus. It helps to slow down the progression of the arthritis. It is in the same family of drugs that are used to treat malaria. If the surface of your eye is irritated (inflamed), your doctor may prescribe drops containing steroids to use for a short period. If you use eye drops more than three times a day, avoid drops that contain preservatives as these can damage your eyes if used frequently. Hydroxychloroquine side effects nhs Hydroxychloroquine Plaquenil Side Effects & Dosage for., Hydroxychloroquine Uses, Dosage & Side Effects - Eye exam for plaquenil use Hydroxychloroquine tablets - Plaquenil, Quinoric newnav-down newnav-up Source Patient Hydroxychloroquine is used to treat a number of different inflammatory conditions, including rheumatoid arthritis, juvenile arthritis. Hydroxychloroquine Evidence search NICE. Hydroxychloroquine Rheumatology - uk. Plaquenil Side Effects on Your Eyes and Vision. 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. Which can be exacerbated by hydroxychloroquine and psoriasis since it appears to increase the risk of skin reactions. Myasthenia gravis Adverse Effects Visual changes, retinal damage, GI disturbances, headache, skin reactions, ECG changes, ototoxicity, hair loss, discoloration of the skin, nails and mucous membranes, blood disorders 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.