Hi Guest
medicines onlineMedicines1mglabsLab Testsonline consultationeConsultNEWHealth product categoriesHealth productsNEWHealth Care ArticlesArticlesDoctorsDoctorsNEW
My Orders
Need Help?NEW
Login
Signup
online pharmacy
New Delhi
Browse our Health Products

RHQ 400 MG TABLET

Tablet
We do not facilitate sale of this product at present
DISCONTINUED
Report Error

Composition FOR Rhq 400mg Tablet

Hydroxychloroquine(400mg)

food interaction for Rhq Tablet

alcohol interaction for Rhq Tablet

pregnancy interaction for Rhq Tablet

lactation interaction for Rhq Tablet

food
alcohol
pregnancy
lactation
RHQ 400 MG TABLET is to be taken with food.
None
CAUTION
Caution is advised when consuming alcohol with RHQ 400 MG TABLET. Please consult your doctor.
CAUTION
RHQ 400 MG TABLET is safe to use during pregnancy. Most studies have shown low or no risk to the developing baby.
SAFE IF PRESCRIBED
RHQ 400 MG TABLET is safe to use during breastfeeding. Human studies suggest that the drug does not pass into the breastmilk in a significant amount and is not harmful to the baby.
SAFE IF PRESCRIBED

SALT INFORMATION FOR Rhq 400mg Tablet

Hydroxychloroquine(400mg)

Rhq tablet uses

{med_name} is used in the treatment of rheumatoid arthritis and systemic lupus erythematosus.

How rhq tablet works

RHQ 400 MG TABLET is a Disease Modifying Anti-Rheumatoid Drug (DMARD). It works by suppressing the overactivity of the immune system that causes inflammation (swelling) and pain in the joints. This slows the progression of the underlying disease. It has also been suggested that hydroxychloroquine may increase insulin sensitivity and improve beta-cell function, thereby improving glycemic control in patients with type 2 diabetes mellitus.

Common side effects of rhq tablet

Nervousness, Skin rash, Itching, Affect lability, Dizziness, Abdominal pain, Blurred vision, Headache, Decreased appetite, Diarrhea, Vomiting, Retinopathy, Vertigo, Pigmentation disorders, Hair loss, Sensory motor disorders, Suicidal behaviors, Abnormal liver function tests, Nausea, Ringing in ear

SUBSTITUTES FOR Rhq Tablet

35 Substitutes
VIEW ALL
35 Substitutes
VIEW ALL
Sorted By
RelevancePrice
  • HYQ 400 Tablet
    (10 tablets in strip)
    Rs. 14.20/Tablet
    Tablet
    Rs. 147.42
    pay 37% more per Tablet
  • OxcQ 400 Tablet
    (10 tablets in strip)
    Rs. 14.49/Tablet
    Tablet
    Rs. 144.90
    pay 39% more per Tablet
  • ZY-Q 400 Tablet
    (30 tablets in strip)
    Rs. 14.17/Tablet
    Tablet
    Rs. 442.26
    pay 36% more per Tablet
  • Cartiquin 400mg Tablet
    (10 tablets in strip)
    Rs. 14.49/Tablet
    Tablet
    Rs. 144.90
    pay 39% more per Tablet
  • HQ-Star 400 Tablet
    (10 tablets in strip)
    Rs. 11.80/Tablet
    Tablet
    Rs. 137.53
    pay 13% more per Tablet
VIEW ALL

Related Products

‹›

Related Tests

Anti Nuclear AntibodyC- Reactive Protein QuantitativeErythrocyte Sedimentation RateAnti ds-DNA Antibody-IFAAnti Neutrophilic Cytoplasmic Antibody - PAnti Saccharomyces Cerevisiae (ASCA), IgAGlucose - Fasting BloodGlucose - Postprandial BloodAnti ds-DNA AntibodyRheumatoid Factor - AgglutinationHLA - B27, PCRGlycosylated HemoglobinRheumatoid Factor - TurbidometryAnti Saccharomyces Cerevisiae (ASCA), IgGRheumatoid Factor IgG Antibody
Show more

Expert advice FOR Rhq Tablet

  • You have been prescribed Hydroxychloroquine for the treatment of autoimmune conditions such as rheumatoid arthritis or systemic lupus erythematosus.
  • Take it with food to avoid an upset stomach.
  • It can take 8-12 weeks for Hydroxychloroquine to work. Keep taking it as prescribed.
  • Do not take medicines that neutralise stomach acids (antacids) four hours before and after taking Hydroxychloroquine as they can stop the medicine from being absorbed properly from your gut.
  • Have regular eye tests done while taking this medicine. Stop taking it and inform your doctor immediately if you notice any changes in your vision.
  • It can cause lowering of blood glucose level. Inform your doctor if you experience hypoglycemia symptoms such as cold sweats, cool pale skin, tremor, and anxious feeling.

Frequently asked questions FOR Rhq 400mg Tablet

Hydroxychloroquine

Q. Is RHQ 400 MG TABLET effective against novel coronavirus infection?
RHQ 400 MG TABLET is currently under study in various clinical trials (research studies in human beings) for the prevention of novel coronavirus infection and treatment of patients with COVID-19 (the illness caused by the novel coronavirus). This medicine has shown some activity against the novel coronavirus in laboratory studies (in vitro studies). However, further evidence is required to conclude that RHQ 400 MG TABLET is effective against the novel coronavirus.
Q. Can RHQ 400 MG TABLET be used for the prophylaxis of the novel coronavirus infection?
The national task force for COVID-19 (constituted by ICMR) has recommended the use of RHQ 400 MG TABLET for prevention of novel coronavirus infection ONLY in certain high-risk populations (ie people at high risk of exposure to the virus) or emergency situations. It can be used for prophylaxis in case of asymptomatic healthcare workers involved in the care of suspected or confirmed cases of COVID-19 and asymptomatic household contacts of laboratory-confirmed cases.
Q. Do we need to maintain a stock of RHQ 400 MG TABLET?
No, we do not have to maintain a stock of RHQ 400 MG TABLET. If you suspect that you have contracted the novel coronavirus infection, consult a doctor immediately and strictly follow their advice. Do not self-administer RHQ 400 MG TABLET. Keep in mind that this medicine needs to be taken only if prescribed by a registered medical practitioner.
Show More
Q. What is the recommended dose for preventing coronavirus?
RHQ 400 MG TABLET is only recommended for preventing coronavirus infection in certain high-risk groups or emergency situations. It should strictly be taken as per the dose, frequency, and duration prescribed by your doctor.
Q. How to take the RHQ 400 MG TABLET?
RHQ 400 MG TABLET comes as a tablet to be taken by mouth. It should be taken with food or a glass of milk to prevent an upset stomach and nausea. Take it as per dose and duration suggested by the doctor and finish the complete course. RHQ 400 MG TABLET should be used regularly as advised by your doctor. Do not stop taking it without talking to your doctor first. If you have also taking antacids, then take RHQ 400 MG TABLET at least 4hours before or after these products.
Q. What to do if someone becomes symptomatic or shows symptoms of novel coronavirus while taking RHQ 400 MG TABLET?
Any person who has been prescribed RHQ 400 MG TABLET and develops symptoms of novel coronavirus infection (such as high fever, dry cough, tiredness, difficulty in breathing) while taking RHQ 400 MG TABLET should immediately consult their doctor. Your doctor will advise if you need to get tested for the novel coronavirus and if you need to be isolated. Follow all the instructions from your doctor.
Q. How long does it take for RHQ 400 MG TABLET to start working?
HCQS takes some time to show its effects. It may even take a few weeks or months before you see an improvement in your symptoms of rheumatoid arthritis or other autoimmune diseases. However, it is important that you be patient and keep taking this medication regularly. Your doctor may prescribe some additional medications in the interim for temporary relief from the symptoms.
Q. Does RHQ 400 MG TABLET have any effect on vision?
Yes, though uncommon, HCQS can affect vision especially if taken at higher doses or for a period of time (> 5 years). The symptoms include reading or seeing difficulties (words, letters, or parts of objects missing), sensitivity to light, blurred distant vision, and seeing light flashes or streaks. If you notice any of these symptoms, consult your doctor immediately. Your doctor may carry out various eye tests and then decide if RHQ 400 MG TABLET needs to be discontinued. You may also be advised to get certain eye tests done periodically if you have been prescribed HCQS.
Q. Do I need to get any tests done during RHQ 400 MG TABLET treatment?
An eye test is required before your treatment with HCQS starts and should be repeated every 12 months. Also, your doctor may advise you to get your blood counts (CBC) and liver function test (LFT) checked regularly. Your doctor may discontinue HCQS if any abnormality is detected.
Q. Is RHQ 400 MG TABLET an opioid, a painkiller, a steroid, or an anti-inflammatory medicine? How does it work?
RHQ 400 MG TABLET is an antimalarial medicine with anti-inflammatory and immunomodulatory properties. It is neither a steroid nor an opioid nor a painkiller. In malaria, RHQ 400 MG TABLET destroys the harmful parasite which causes the illness. Whereas in rheumatoid arthritis, it reduces inflammation of the joints and provides relief.
Q. Can I take ibuprofen while taking RHQ 400 MG TABLET?
Yes, you may take ibuprofen and HCQS together. They do not have any significant interactions and do not interfere with the working of each other.
Q. What can I expect if I stop taking RHQ 400 MG TABLET?
If you stop taking HCQS without consulting your doctor, your illness may get worse. Therefore, do not stop taking HCQS without consulting your doctor, even if you start feeling better.
Q. Do I need to be careful with RHQ 400 MG TABLET if I am a diabetic?
Yes, you need to be careful while using HCQS if you have diabetes. HCQS can lower your blood glucose levels to dangerous levels so much so that you may even lose consciousness(severe hypoglycemia). Keep a regular check on your blood glucose levels and if it starts to fall, contact your doctor immediately. Your doctor may alter the doses of your anti-diabetic medications as per your blood glucose levels.
Q. I am on antacids since a long time, which is necessary for me. Can I still take RHQ 400 MG TABLET?
Yes, you can take HCQS, provided you keep a gap of at least 4 hours between HCQS and antacid. If this gap is not maintained, then the antacid may interfere with the absorption or working of HCQS. As a result, you may not experience the full benefits of HCQS.
Q. Is RHQ 400 MG TABLET effective against novel coronavirus infection?
RHQ 400 MG TABLET is currently under study in various clinical trials (research studies in human beings) for the prevention of novel coronavirus infection and treatment of patients with COVID-19 (the illness caused by the novel coronavirus). This medicine has shown some activity against the novel coronavirus in laboratory studies (in vitro studies). However, further evidence is required to conclude that RHQ 400 MG TABLET is effective against the novel coronavirus.
Q. Can RHQ 400 MG TABLET be used for the prophylaxis of the novel coronavirus infection?
The national task force for COVID-19 (constituted by ICMR) has recommended the use of RHQ 400 MG TABLET for prevention of novel coronavirus infection ONLY in certain high-risk populations (ie people at high risk of exposure to the virus) or emergency situations. It can be used for prophylaxis in case of asymptomatic healthcare workers involved in the care of suspected or confirmed cases of COVID-19 and asymptomatic household contacts of laboratory-confirmed cases.
Q. Do we need to maintain a stock of RHQ 400 MG TABLET?
No, we do not have to maintain a stock of RHQ 400 MG TABLET. If you suspect that you have contracted the novel coronavirus infection, consult a doctor immediately and strictly follow their advice. Do not self-administer RHQ 400 MG TABLET. Keep in mind that this medicine needs to be taken only if prescribed by a registered medical practitioner.
Q. What is the recommended dose for preventing coronavirus?
RHQ 400 MG TABLET is only recommended for preventing coronavirus infection in certain high-risk groups or emergency situations. It should strictly be taken as per the dose, frequency, and duration prescribed by your doctor.
Q. How to take the RHQ 400 MG TABLET?
RHQ 400 MG TABLET comes as a tablet to be taken by mouth. It should be taken with food or a glass of milk to prevent an upset stomach and nausea. Take it as per dose and duration suggested by the doctor and finish the complete course. RHQ 400 MG TABLET should be used regularly as advised by your doctor. Do not stop taking it without talking to your doctor first. If you have also taking antacids, then take RHQ 400 MG TABLET at least 4hours before or after these products.
Q. What to do if someone becomes symptomatic or shows symptoms of novel coronavirus while taking RHQ 400 MG TABLET?
Any person who has been prescribed RHQ 400 MG TABLET and develops symptoms of novel coronavirus infection (such as high fever, dry cough, tiredness, difficulty in breathing) while taking RHQ 400 MG TABLET should immediately consult their doctor. Your doctor will advise if you need to get tested for the novel coronavirus and if you need to be isolated. Follow all the instructions from your doctor.
Q. How long does it take for RHQ 400 MG TABLET to start working?
HCQS takes some time to show its effects. It may even take a few weeks or months before you see an improvement in your symptoms of rheumatoid arthritis or other autoimmune diseases. However, it is important that you be patient and keep taking this medication regularly. Your doctor may prescribe some additional medications in the interim for temporary relief from the symptoms.
Q. Does RHQ 400 MG TABLET have any effect on vision?
Yes, though uncommon, HCQS can affect vision especially if taken at higher doses or for a period of time (> 5 years). The symptoms include reading or seeing difficulties (words, letters, or parts of objects missing), sensitivity to light, blurred distant vision, and seeing light flashes or streaks. If you notice any of these symptoms, consult your doctor immediately. Your doctor may carry out various eye tests and then decide if RHQ 400 MG TABLET needs to be discontinued. You may also be advised to get certain eye tests done periodically if you have been prescribed HCQS.
Q. Do I need to get any tests done during RHQ 400 MG TABLET treatment?
An eye test is required before your treatment with HCQS starts and should be repeated every 12 months. Also, your doctor may advise you to get your blood counts (CBC) and liver function test (LFT) checked regularly. Your doctor may discontinue HCQS if any abnormality is detected.
Q. Is RHQ 400 MG TABLET an opioid, a painkiller, a steroid, or an anti-inflammatory medicine? How does it work?
RHQ 400 MG TABLET is an antimalarial medicine with anti-inflammatory and immunomodulatory properties. It is neither a steroid nor an opioid nor a painkiller. In malaria, RHQ 400 MG TABLET destroys the harmful parasite which causes the illness. Whereas in rheumatoid arthritis, it reduces inflammation of the joints and provides relief.
Q. Can I take ibuprofen while taking RHQ 400 MG TABLET?
Yes, you may take ibuprofen and HCQS together. They do not have any significant interactions and do not interfere with the working of each other.
Q. What can I expect if I stop taking RHQ 400 MG TABLET?
If you stop taking HCQS without consulting your doctor, your illness may get worse. Therefore, do not stop taking HCQS without consulting your doctor, even if you start feeling better.
Q. Do I need to be careful with RHQ 400 MG TABLET if I am a diabetic?
Yes, you need to be careful while using HCQS if you have diabetes. HCQS can lower your blood glucose levels to dangerous levels so much so that you may even lose consciousness(severe hypoglycemia). Keep a regular check on your blood glucose levels and if it starts to fall, contact your doctor immediately. Your doctor may alter the doses of your anti-diabetic medications as per your blood glucose levels.
Q. I am on antacids since a long time, which is necessary for me. Can I still take RHQ 400 MG TABLET?
Yes, you can take HCQS, provided you keep a gap of at least 4 hours between HCQS and antacid. If this gap is not maintained, then the antacid may interfere with the absorption or working of HCQS. As a result, you may not experience the full benefits of HCQS.

Content on this page was last updated on 13 October, 2025, by Dr. Mekhala Chandra (MD, MBBS)