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 Robitussin DM (guaifenesin and dextromethorphan liquid) with all of your drugs and health problems. Dizziness on plaquenil Plaquenil dr mercola Plaquenil allergic reaction Robitussin Multi-Symptom Cold will not treat a cough that is caused by smoking, asthma, or emphysema. There are many brands and forms of this medicine available. Not all brands are listed on this leaflet. Robitussin Multi-Symptom Cold may also be used for purposes not listed in this medication guide. 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. Hydroxychloroquine side effects. Get emergency medical help if you have signs of an allergic reaction to hydroxychloroquine hives; difficulty breathing;. You can definitely take them both together safely," Long said, adding that you should check with your doctor to make sure you do not have an allergy or health condition that would be a problem. 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. Can you take robitussin and hydroxychloroquine together Robitussin vs. Mucinex Best OTC Chest Remedy, Hydroxychloroquine Uses, Dosage & Side Effects - Plaquenil and metformin togetherHow long does plaquenil take to kick in If you are taking robitussin dm or ac, those have an additional ingredient that may help with the itchy throat but will still make your nose more runny. Claritin is an antihistamine. It is pretty hard to overdose on those. You have to take an insane amount for that to happen. Can I safely take Robitussin and Claritin? Yahoo Answers. Can You Take Ibuprofen and Robitussin Together? POPSUGAR Fitness. Combination of Motrin and Robitussin drugs is safe for adults.. I am new to plaquenil and take 200mg twice a day. I have a cold now and wondered if anyone knows of any cold medicine that shouldn't be taken with it. I tried Robitussin and it seems to be fine. I haven't called my doc yet since the cold isn't too bad. Lise. So yes, Plaquenil can cause your symptoms, including muscular pains and aches, and lassitude. You could stop and see if it makes you feel better. By the way, NSAIDS can also worsen symptoms in some patients. What you need do is discuss this with your rheumatologist, as there are many other treatment options. 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.