Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take hydroxychloroquine with all of your drugs and health problems. How does plaquenil affect the retina What side effects does chloroquine phosphate in fish Plaquenil and hemolytic anemia Plaquenil altitude sickness Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except. Precautions and Warnings With Chloroquine. Let your healthcare provider know if you have any medical issues, such as psoriasis, alcoholism, or kidney disease, before taking chloroquine. Precautions and warnings with this drug also apply to people who have certain allergies and women who are pregnant or breastfeeding. Also, some people should. It is a hydroxylated version of chloroquine, with a similar mechanism of action. However, following an identical dose of hydroxychloroquine and chloroquine, tissue levels of chloroquine are 2.5 times those of hydroxychloroquine. Hydroxychloroquine is preferred due to its safer profile. For all uses of hydroxychloroquine: WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Do not start, stop, or change the dose of any drug without checking with your doctor. Chloroquine counterindications Hydroxychloroquine Oral Uses, Side Effects, Interactions., Precautions and Warnings With Chloroquine How many hours does plaquenil work in the bodyPlaquenil and allergy testingChloroquine phosphate for marine velvet 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. Data sources include IBM Watson Micromedex updated, Cerner Multum™ updated, Wolters Kluwer™ updated. Chloroquine Professional Patient Advice -. Hydroxychloroquine DermNet NZ. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. WebMD provides common contraindications for Ciprofloxacin Oral. Find out what health conditions may be a health risk when taken with Ciprofloxacin Oral WebMD provides common contraindications for Chloroquine Oral. Find out what health conditions may be a health risk when taken with Chloroquine Oral While you are being treated with chloroquine, do not have any immunizations eg, rabies vaccine without your doctor's approval. Malaria is spread by the bites of certain kinds of infected female mosquitoes. If you are living in or will be traveling to an area where there is a chance of getting malaria, the following mosquito-control measures.