Qst 300mg Tablet is an antiparasitic medicine, used for the treatment of malaria. It may also be used to treat and prevent nighttime leg cramps. It works by killing the malaria-causing parasite and stops the infection from spreading.

Qst 300mg Tablet should be used in the dose and duration as advised by your doctor. Take it with food to decrease the risk of stomach upset. Do not skip any doses and finish the full course of treatment even if you feel better. Take measures to reduce the chance of being bitten by mosquitoes like using insect repellent creams and mosquito repellent sprays.

Some people may experience vomiting, headache, and dizziness as side effects of this medicine. Please consult your doctor if these persist for a longer duration. Inform your doctor if you have a history of fits (seizures) or any problems with your kidney, heart, or liver.

Inform your doctor if you have diabetes as Qst 300mg Tablet can lower the sugar levels in the blood. If you are diabetic, monitor your blood sugar regularly. It may cause blurring of vision. Therefore, regular eye examinations are recommended while on treatment with this medicine. When used long-term, your doctor may monitor the amounts of the different types of blood cells in your blood regularly. Inform your doctor if you have unexplained bruising or bleeding, sore throat, fever, or a general feeling of tiredness.

Uses of Qst Tablet

Malaria

Benefits of Qst Tablet

In Malaria

Qst 300mg Tablet is an antimalarial medicine and is used alone or with other medications to treat malaria (a serious or life-threatening illness that is spread by a parasite that enters the human body by the bite of infected mosquitoes). However, this medicine should not be used to prevent malaria or to treat severe cases of malaria. Take it only as prescribed and refrain from taking any other medicines or antacids along with this medicine (unless advised by the doctor) as they may affect the absorption of this medicine. Do not use this medicine for treating any other condition without consulting your doctor.

Side effects of Qst Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Qst

Vomiting
Deafness
Headache
Dizziness
Flushing (sense of warmth in the face, ears, neck and trunk)
Blurred vision
Nausea
Abdominal pain
Ringing in ear
Diarrhea
Vertigo
Increased sweating

How to use Qst Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Qst 300mg Tablet is to be taken with food.

How Qst Tablet works

Qst 300mg Tablet is an antiparasitic medication which treats malaria. It works by increasing the levels of haeme in the blood, a substance toxic to the malarial parasite. This kills the parasite and stops the infection from spreading.

Safety advice

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Qst 300mg Tablet. Please consult your doctor.

Pregnancy

CONSULT YOUR DOCTOR

Qst 300mg Tablet may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.

Breast feeding

SAFE IF PRESCRIBED

Qst 300mg Tablet is probably safe to use during breastfeeding. Limited human data suggests that the drug does not represent any significant risk to the baby.

Driving

UNSAFE

Qst 300mg Tablet may cause side effects which could affect your ability to drive.
Qst 300mg Tablet may affect your vision and cause vertigo (dizziness or spinning sensation) which may affect your ability to drive.

Kidney

CAUTION

Qst 300mg Tablet should be used with caution in patients with kidney disease. Dose adjustment of Qst 300mg Tablet may be needed. Please consult your doctor.

Liver

CAUTION

Qst 300mg Tablet should be used with caution in patients with liver disease. Dose adjustment of Qst 300mg Tablet may be needed. Please consult your doctor.

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.

Qst 300mg Tablet

₹5.72/Tablet

Cinkona 300mg Tablet

Ipca Laboratories Ltd

₹5.64/tablet

1% cheaper

Swiquin 300mg Tablet

Ind Swift Laboratories Ltd

₹3.64/tablet

36% cheaper

Quinzor 300mg Tablet

Zorex Pharma Pvt Ltd.

₹4.85/tablet

15% cheaper

Quinocent 300mg Tablet

Centurion Remedies Pvt Ltd

₹4.75/tablet

17% cheaper

Cincho 300 Tablet

Sehat Pharma Pvt Ltd

₹5.27/tablet

8% cheaper

View all substitutes

Quick tips

Qst 300mg Tablet helps in the treatment of malaria.
Take it as per the dose and duration prescribed by your doctor. Taking too much of this medicine may lead to serious, irreversible side effects.
Take it with food to avoid an upset stomach.
Do not drive or do anything that requires mental focus until you know how Qst 300mg Tablet affects you.
Have regular eye tests done while you are taking this medicine. Stop taking Qst 300mg Tablet and immediately inform your doctor if you notice any changes in your vision.
Inform your doctor if you develop a rash or ringing in your ears.
It can cause lowering of blood sugar level. Inform your doctor if you experience symptoms such as cold sweats, cool pale skin, tremor, and anxiety.
Inform your doctor if you are pregnant, planning to conceive or breastfeeding.

Fact Box

Chemical Class

Cinchona alkaloid

Habit Forming

Therapeutic Class

ANTI MALARIALS

Action Class

Antimalarial- others

Interaction with drugs

Taking Qst with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Pimozide (Oral Route) Life-threatening

Concomitant use may affect heart rhythm and may be fatal. Do not consume Pimozide with Quinine.

Haloperidol (Oral Route) Life-threatening

Concomitant use may affect heart rhythm and may be fatal. Do not consume Haloperidol with Quinine.

Amiodarone (Oral Route) Life-threatening

Concomitant use may affect heart rhythm and may be fatal. Do not consume Amiodarone with Quinine.

Escitalopram Oxalate (Oral Route) Life-threatening

Concomitant use may affect heart rhythm and may be fatal. Do not consume Escitalopram Oxalate with Quinine.

Ondansetron (Oral Route) Life-threatening

Concomitant use may affect heart rhythm and may be fatal. Do not consume Ondansetron with Quinine.

View all drug interactions

Patient concerns

Which medicine use for Malaria? What is eating in Malaria?

Dr. Saurav Arora

Homeopathy

The medicine depends upon symptoms and stage of disease

Suffering from maleria since 10 days please give me prescription

Dr. Pushkar Mani

Physician

how do u know u have malariaand which type malaria u have

I have fever since last four days, I was prescribed zifi 200 and zerodol p by my doctor, but I started getting rashes, reactions, so the doctor stopped the meds, and said to have crocin only, now fourth day is over, fever comes down after having crocin then comes back again. Body ache, and headache is there, fever reaches 103, 103.8 easily every morning, have pain in my eyes also. Had zathrin 250 in the morning and at night today with crocin, my doctor suggested it on phone. What do I have? And why am I not getting better? What medication should I take?

Dr. Pushkar Mani

Physician

do malaria card test & widal

FAQs

Who should not use Qst 300mg Tablet?

Use of Qst 300mg Tablet should be avoided in patients who are allergic to Qst 300mg Tablet or any of its components. However, if you are not aware of any allergy or if you are using Qst 300mg Tablet for the first time, consult your doctor.

What should I tell my doctor before starting treatment with Qst 300mg Tablet?

Before starting treatment with Qst 300mg Tablet, inform your doctor if you have any other health conditions like kidney or heart-related problems. This is because certain medical conditions may affect your treatment and you may even need dose modifications. Also, let your doctor know about all the other medicines you are taking because they may affect, or be affected by, this medicine. Inform your doctor if you are pregnant or breastfeeding.

Is Qst 300mg Tablet safe?

Qst 300mg Tablet is safe if used in the dose and duration advised by your doctor. Take it exactly as directed and do not skip any dose. Follow your doctor's instructions carefully and let your doctor know if any of the side effects bother you.

What if I forget to take a dose of Qst 300mg Tablet?

If you forget a dose of Qst 300mg Tablet, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and take the next scheduled dose in the prescribed time. Do not double the dose to make up for the missed one as this may increase the chances of developing side effects.

Can I stop taking Qst 300mg Tablet when I feel better?

No, do not stop taking Qst 300mg Tablet without consulting your doctor even if you are feeling better. Your symptoms may improve before the infection is completely cured. Therefore, for better and complete treatment, it is advised to continue your treatment for the prescribed duration.

How long does it take for malaria symptoms to show?

Symptoms of malaria can develop as quickly as 7 days after you are being bitten by an infected mosquito. Typically, the time between being infected and the appearance of symptoms (incubation period) is 7 to 18 days. However, in some cases it can take up to one year for the symptoms to develop. Initial symptoms of malaria are flu-like which include feeling hot and shivery, muscle pains, vomiting, headaches and diarrhea.

How can you prevent yourself from getting malaria?

Malaria can be avoided by taking the right approach towards prevention. Avoid mosquito bites by covering your arms and legs, using mosquito net and insect repellent. Check with your doctor whether you need to take malaria prevention tablets. If you do, make sure you take the right antimalarial tablets at the right dose, and finish the proper course of treatment. Seek immediate medical advice from the doctor if you have malaria symptoms.

Can I take Qst 300mg Tablet if I have kidney disease?

Qst 300mg Tablet should be used with caution in patients having an impaired kidney function. Do not self medicate and avoid its use. If the impairment is very severe then the use of this medicine should be avoided. Therefore, inform your doctor before taking Qst 300mg Tablet.

Can I take Qst 300mg Tablet when I am pregnant?

No, the use of Qst 300mg Tablet is not recommended during pregnancy as it may harm your unborn baby. Seek proper advice from your doctor on using this medicine, if you are pregnant.

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Related lab tests

Malarial Falciparum & Vivax Antigen

Malarial Parasite Identification

Peripheral Smear Examination

Peripheral Smear for Malaria

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Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

References

Vinetz JM, Clain J, Bounkeua V, et al. Chemotherapy of Malaria. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics. 12th ed. New York, New York: McGraw-Hill Medical; 2011. pp. 1405-407.
Rosenthal PJ. Antiprotozoal Drugs. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. pp. 905-906.
Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. p. 1188.
Medscape. Quinine. [Accessed 30 Mar. 2019] (online) Available from:
Drugs.com. Quinine. [Accessed 30 Mar. 2019] (online) Available from:
Chaves RG, Lamounier JA. Breastfeeding and maternal medications. J Pediatr (Rio J). 2004;80(5 Suppl):S189-98. [Accessed 29 Mar. 2019] (online) Available from:

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