It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Benefits of hydroxychloroquine Plaquenil and bursitis If you are taking metoprolol and hydroxychloroquine together, your body may metabolize metoprolol differently than intended. This can cause an increased level of metoprolol in your body. If you are using these medicines together, your healthcare provider may choose to monitor you more closely and/or adjust your dose of metoprolol. Thank you all so much for you information it is greatly appreciate! I have one other question.anyone have any information about taking plaquenil and pregnancy? I am not currently pregnant but am thinking about having a family in the future and do not want this medication to interfere with a future baby. Since the side effect of vision loss is possible but rare, it is important for you to tell your doctor about any vision changes that you experience. Doctors generally recommend regular eye exams while on Plaquenil, so that early changes can be caught. Once abnormalities are discovered, toxicity has already occurred. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Can you take plaquenil with metoprolol Metoprolol tartrate and Plaquenil drug interactions - eHealthMe, Plaquenil DailyStrength Hydroxychloroquine dental side effectsPlaquenil and lung cancerPlaquenil red spots on chest and backHydroxychloroquine skin discolorationChloroquine resistance mechanism Does Plaquenil Interact with other Medications? Severe Interactions. These medications are not usually taken together. Consult your healthcare professional e.g. doctor or pharmacist for more in. Plaquenil Oral Interactions with Other Medication. Taking Plaquenil for Rheumatoid Arthritis. Protecting your eyesight when taking Plaquenil Lupus.. So there you have it - just one big nasty flare with a new added symptom of heart palpitations. Awesome. I can say that was the worst flare I've ever had - even counting before I started on plaquenil. I guess if you give your immune system an opening that it hasn't had in a while, it's going to go into overdrive. That's the only explanation. Metoprolol Succinate ER is a prescription medication dispensed in a 25 mg tablet form for oral ingestion. Metoprolol Succinate ER can be prescribed as 25 mg, or up to 100 mg tablets if your condition worsens. If you forget to take Metoprolol Succinate ER, be sure to take it as soon as you remember. Avoid taking an antacid or Kaopectate kaolin-pectin within 4 hours before or after you take hydroxychloroquine. Some antacids can make it harder for your body to absorb hydroxychloroquine. What other drugs will affect hydroxychloroquine Plaquenil, Plaquenil Sulfate, Quineprox? Hydroxychloroquine can cause serious liver or heart problems.