Apollo
logo

Welcome User

Login/Sign Up

Home
Buy Medicines
Lab Tests
Doctor Consult
Circle Membership
insurance
Blogs
Contact Us
Privacy Policy
Return & Refunds
Need Help
Terms and Conditions
Not for online sale
Product icon
Check at a nearby store
Trailing icon
compositionComposition:SODIUM AMINOSALICYLATE-800MG
prescription
Prescription Medicine
info
image icons

Q PAS POWDER is used in the treatment of Tuberculosis (TB) in combination with other medicines. It works by exerting its bacteriostatic effect against Mycobacterium tuberculosis by competing with PABA for enzymes involved in folate synthesis, thereby suppressing bacterial growth and reproduction, ultimately leading to cell death. The common side effects may include nausea, vomiting, diarrhoea and abdominal pain.

Read more
Written By ,
Reviewed By Dr Aneela Siddabathuni , MPharma., PhD
OffersOffers & Discounts

Get Free delivery (₹99) with circle icon

Join Circle
coupon
Get Extra 18% Off with Coupons
coupon
Extra 10% Off with Bank Offers
bank offer
bank offer
bank offer

More about the Product

Composition :

SODIUM AMINOSALICYLATE-800MG

Manufacturer/Marketer :

Lupin Ltd

Consume Type :

Oral

Expires on or after :

Jan-27

Return Policy :

Not Returnable

About Q PAS POWDER

Q PAS POWDER is a specialised medication prescribed to treat active tuberculosis, particularly when standard treatments cannot be used or when dealing with drug-resistant strains of the infection. It is always used in combination with other tuberculosis medications to ensure the infection is completely cleared from your system. This medicine works by helping to stop the growth of the bacteria responsible for the illness.

To achieve the best results, you must take Q PAS POWDER consistently and exactly as prescribed by your healthcare provider, without skipping any doses. It is typically taken with food or a small snack to protect your stomach and help prevent digestive discomfort. Incorporating a nutrient-dense, high-calorie diet and staying well-hydrated are helpful lifestyle adjustments that can support your body's recovery process during treatment.

Some people may experience mild, common side effects such as nausea, vomiting, or stomach cramps when they first begin taking this medicine. However, you must consult your doctor immediately if you experience more serious symptoms, such as severe abdominal pain, persistent fever, a skin rash, or yellowing of your skin or eyes.

Before starting Q PAS POWDER , it is important to talk to your doctor if you have a history of kidney disease, liver disease, or thyroid problems. Do not take this medicine if you have severe kidney failure or if you have a known allergy to aminosalicylate medications.

This medicine can interact with other substances; for example, it can reduce the absorption of certain heart medications or vital vitamins. Avoid drinking alcohol while on this medication because combining the two can significantly increase your risk of liver damage. If you are pregnant, breastfeeding, or an older adult, you should talk to your doctor or pharmacist to discuss the safety of this medication for your specific situation.

Uses of Q PAS POWDER

Q PAS POWDER is used to treat active tuberculosis. The detailed uses of Q PAS POWDER are as follows:

  • Active Tuberculosis (TB): Q PAS POWDER is prescribed alongside other tuberculosis medications to treat active infections by stopping the growth of tuberculosis-causing bacteria.
  • Drug-Resistant Tuberculosis: When standard treatments are not effective, Q PAS POWDER helps fight drug-resistant strains of the bacteria to prevent the infection from spreading or worsening.

Key Benefits

Q PAS POWDER helps treat tuberculosis (TB) by stopping the growth of Mycobacterium tuberculosis bacteria when used in combination with other anti-tuberculosis medicines. With regular use as prescribed, it helps control the infection, supports recovery, and reduces the risk of drug resistance.

  • Helps Treat Tuberculosis Effectively: By preventing tuberculosis bacteria from multiplying, this medicine works together with other anti-TB medicines to help eliminate the infection and support recovery.
  • Reduces the Risk of Drug Resistance: When used as part of a combination treatment regimen, this medicine helps prevent the bacteria from developing resistance, improving the effectiveness of long-term tuberculosis treatment.
  • Supports Lung Recovery and Overall Health: As the infection comes under control, this medicine helps reduce symptoms such as persistent cough and breathing discomfort, protects lung tissue from further damage, and supports the gradual return of strength and well-being.
Side effects of Q Pas Powder 100gm
  • Drink water or other clear fluids.
  • To prevent worsening of pain, limit intake of tea, coffee, or alcohol.
  • Include bland foods like rice, toast, crackers, and rice in your diet.
  • Avoid lying down immediately after eating as it may cause indigestion or heartburn.
  • Avoid acidic and spicy food as it may cause indigestion.
To prevent, manage, and treat Constipation caused by medication usage, follow these steps:
  • Preventing Vomiting (Before it Happens)
  • Take medication exactly as prescribed by your doctor. This can help minimize side effects, including vomiting.
  • Having a small meal before taking your medication can help reduce nausea and vomiting.
  • Talk to your doctor about taking anti-nausea medication along with your prescribed medication.
  • Managing Vomiting (If it Happens)
  • Try taking ginger in the form of tea, ale, or candy to help alleviate nausea and vomiting.
  • What to Do if Vomiting Persists
  • Consult your doctor if vomiting continues or worsens, consult the doctor for guidance on adjusting your medication or additional treatment.
Overcome Medication-Induced Nausea: A 9-Step Plan
  • Inform your doctor about the nausea and discuss possible alternatives to the medication or adjustments to the dosage.
  • Divide your daily food intake into smaller, more frequent meals to reduce nausea.
  • Opt for bland, easily digestible foods like crackers, toast, plain rice, bananas, and applesauce.
  • Avoid certain foods that can trigger nausea, such as fatty, greasy, spicy, and smelly foods.
  • Drink plenty of fluids, such as water, clear broth, or electrolyte-rich beverages like coconut water or sports drinks.
  • Use ginger (tea, ale, or candies) to help relieve nausea.
  • Get adequate rest and also avoid strenuous activities that can worsen nausea.
  • Talk to your doctor about taking anti-nausea medication if your nausea is severe.
  • Record when your nausea occurs, what triggers it, and what provides relief to help you identify patterns and manage your symptoms more effectively.
Here are the precise steps to cope with diarrhoea caused by medication usage:
  • Inform Your Doctor: Notify your doctor immediately about your diarrhoea symptoms. This allows them to adjust your medication or provide guidance on managing side effects.
  • Stay Hydrated: Drink plenty of fluids to replace lost water and electrolytes. Choose water, clear broth, and electrolyte-rich drinks. Avoid carbonated or caffeinated beverages to effectively rehydrate your body.
  • Follow a Bland Diet: Eat easy-to-digest foods to help firm up your stool and settle your stomach. Try incorporating bananas, rice, applesauce, toast, plain crackers, and boiled vegetables into your diet.
  • Avoid Trigger Foods: Steer clear of foods that can worsen diarrhoea, such as spicy, fatty, or greasy foods, high-fibre foods, and dairy products (especially if you're lactose intolerant).
  • Practice Good Hygiene: Maintain good hygiene to prevent the spread of infection. To stay healthy, wash your hands frequently, clean and disinfect surfaces regularly, and avoid exchanging personal belongings with others.
  • Take Anti-Diarrheal Medications: If your doctor advises, anti-diarrheal medications such as loperamide might help manage diarrhoea symptoms. Always follow your doctor's directions.
  • Keep track of your diarrhoea symptoms. If they don't get better or worse or are accompanied by severe stomach pain, blood, or dehydration signs (like extreme thirst or dark urine), seek medical help.
Here are the precise steps to cope with diarrhoea caused by medication usage:
  • Inform Your Doctor: Notify your doctor immediately about your diarrhoea symptoms. This allows them to adjust your medication or provide guidance on managing side effects.
  • Stay Hydrated: Drink plenty of fluids to replace lost water and electrolytes. Choose water, clear broth, and electrolyte-rich drinks. Avoid carbonated or caffeinated beverages to effectively rehydrate your body.
  • Follow a Bland Diet: Eat easy-to-digest foods to help firm up your stool and settle your stomach. Try incorporating bananas, rice, applesauce, toast, plain crackers, and boiled vegetables into your diet.
  • Avoid Trigger Foods: Steer clear of foods that can worsen diarrhoea, such as spicy, fatty, or greasy foods, high-fibre foods, and dairy products (especially if you're lactose intolerant).
  • Practice Good Hygiene: Maintain good hygiene to prevent the spread of infection. To stay healthy, wash your hands frequently, clean and disinfect surfaces regularly, and avoid exchanging personal belongings with others.
  • Take Anti-Diarrheal Medications: If your doctor advises, anti-diarrheal medications such as loperamide might help manage diarrhoea symptoms. Always follow your doctor's directions.
  • Keep track of your diarrhoea symptoms. If they don't get better or worse or are accompanied by severe stomach pain, blood, or dehydration signs (like extreme thirst or dark urine), seek medical help.

Directions for Use

  • Q PAS POWDER can be taken with or without food as advised by your doctor.
  • Follow your doctor's instructions on the dosage and timing of this medication.
  • Dissolve the prescribed amount of Q PAS POWDER in a glass of water or milk, stir well, and consume immediately.
  • Do not store the prepared mixture for later use.

How Q PAS POWDER Works

Q PAS POWDER works by targeting the specific processes that tuberculosis bacteria need to survive and grow. It acts as a competitor to para-aminobenzoic acid (PABA), which is a compound the bacteria require to synthesise folic acid. Because folic acid is essential for the bacteria to produce DNA and multiply, blocking this pathway successfully stops the bacteria from reproducing. This bacteriostatic action weakens the infection, allowing your immune system and other companion tuberculosis medications to destroy the remaining bacteria. Additionally, it can interfere with the bacteria's ability to build their protective cell walls, making them even more vulnerable to treatment.
bannner image

Alcohol

Unsafe

Avoid consumption of alcohol while taking Q PAS POWDER as it may cause unpleasant side effects.

bannner image

Pregnancy

Unsafe

Q PAS POWDER should not be taken if you are pregnant as it may cause harm to foetus or unborn baby.

bannner image

Breast Feeding

Unsafe

Q PAS POWDER should not be taken if you are breastfeeding as it may pass in to breastmilk and might affect the baby.

bannner image

Driving

Consult your doctor

Do not drive or operate machinery unless you know how Q PAS POWDER affects you. If you have concerns regarding this, discuss with your doctor.

bannner image

Liver

Caution

Q PAS POWDER should be used with caution in patients with liver disorders. Please consult your doctor if you have a liver disorder or any concerns regarding this. Q PAS POWDER is not recommended for patients with severe hepatic impairment, liver cirrhosis and hepatitis (inflammation of the liver).

bannner image

Kidney

Caution

Q PAS POWDER should be used with caution in patients with kidney disorders. Please consult your doctor if you have a kidney disorder or any concerns. Q PAS POWDER is not recommended for patients with severe kidney insufficiency.

bannner image

Children

Safe if prescribed

Q PAS POWDER is safe for children if prescribed by a doctor. The dose and duration may vary depending on the child’s weight and the severity of the child's medical condition.

bannner image

Heart

Caution

Please inform your doctor if you have heart problems before taking Q PAS POWDER , as there is limited information available on its safety in such cases.

bannner image

Geriatrics

Caution

Geriatric patients can take Q PAS POWDER , but with careful medical supervision.

What if I have taken an overdose of Q PAS POWDER

If you suspect an overdose or have taken more than your prescribed amount, seek immediate medical attention. Symptoms of an overdose may include severe nausea, vomiting, or diarrhoea.Do not take more than the recommended dose of Q PAS POWDER , as it may cause overdose symptoms like dizziness, diarrhoea, vomiting, and possible development of psychosis. If you suspect you have taken an overdose, seek immediate medical attention.

Diet & Lifestyle Advise

  • Take with acidic food or drink if tolerated: Taking Q PAS POWDER with acidic foods like applesauce, yoghurt, or orange juice can sometimes make the granules easier to swallow and digest, depending on the specific formulation you are prescribed.
  • Stay well-hydrated: Drink plenty of fluids throughout the day to help your kidneys process the medication and to prevent dehydration if you experience mild diarrhoea.
  • Limit alcohol intake entirely: Since both tuberculosis and this medication can place stress on your liver, avoiding alcohol completely is crucial to prevent serious liver damage.
  • Maintain a high-calorie, nutrient-dense diet: Tuberculosis can cause weight loss and muscle wasting. Focus on eating protein-rich foods and healthy fats to help your body rebuild and recover.
health query

Have a query?

How Soon It Starts Working

The time required for Q PAS POWDER to start to work: The exact onset time of Q PAS POWDER has not been clinically established. The time for which the effects of Q PAS POWDER last: The duration of Q PAS POWDER ’s effect is clinically not established.

What if you forget to take Q PAS POWDER

If you miss a dose of Q PAS POWDER , take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed dose and resume your regular dosing schedule. Do not take a double dose to make up for a missed one.

Storage

• Store in a cool and dry place away from sunlight.• Keep Q PAS POWDER out of reach and sight of children.• Non cold chain - To be stored in cool places at 10ºC to 25ºC or below 30ºC.

Drug Warnings

  • Inspect the medication: Do not take the medicine if the powder, granules, or tablets have changed colour significantly (such as turning dark brown or purple), as this indicates the drug has degraded and is no longer safe or effective.
  • Complete the full course: Never stop taking Q PAS POWDER early, even if your symptoms clear up completely. Stopping early can lead to the return of a drug-resistant infection.
  • Regular blood tests: Your doctor will likely schedule regular blood tests to monitor your liver function, kidney function, and thyroid levels while you are on this medication. Always keep these appointments.
  • Check other medicines: Inform any healthcare professional treating you that you are taking Q PAS POWDER to prevent potential drug interactions.

Drug-Drug Interactions

verifiedApollotooltip
  • Digoxin: Q PAS POWDER can reduce the absorption of digoxin, potentially lowering its effectiveness for heart conditions.
  • Vitamin B12: Long-term use of this medicine can decrease the absorption of Vitamin B12, which may require monitoring or supplementation.
  • Ethionamide: Combining Q PAS POWDER with ethionamide may increase the risk of liver damage.
No Drug - Drug interactions found in our data. We may lack specific data on this medicine and are actively working to update our database. Consult your doctor for personalized advice

Drug-Drug Interactions

Login/Sign Up

Drug-Food Interactions

verifiedApollotooltip
  • Alcohol: Consuming alcohol while taking this medicine significantly increases the risk of severe liver damage.
No Drug - Food interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

Drug-Food Interactions

Login/Sign Up

Habit Forming

No

Therapeutic Class

[ANTI- INFECTIVES]

FAQs

Q PAS POWDER belongs to the group of medications called anti-infectives used to treat tuberculosis caused by Mycobacterium tuberculosis.
Q PAS POWDER contains sodium aminosalicylate. It exerts its bacteriostatic effect against Mycobacterium tuberculosis by competing with PABA for enzymes involved in folate synthesis. This suppresses bacterial growth and reproduction, ultimately leading to cell death and helping to clear the infection.
Do not stop taking Q PAS POWDER alone without a doctor’s advice. To treat your condition effectively, continue taking Q PAS POWDER for as long as it has been prescribed for you.
Q PAS POWDER should be avoided if you are pregnant or breastfeeding or if you have stomach or duodenal ulcer and myxoedema (a chronic disease caused by an underactive thyroid gland). Avoid taking Q PAS POWDER if you have moderate or severe kidney insufficiency, severe liver insufficiency, or severe heart failure.
Q PAS POWDER may cause side effects such as nausea, vomiting, diarrhoea, and abdominal pain. However, if these side effects persist or worsen, please consult the doctor.
If you miss a dose of Q PAS POWDER , 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 at the prescribed time. Do not double the dose.
No, it is highly recommended to take Q PAS POWDER with or immediately after food or a snack. This helps protect your stomach lining and reduces the likelihood of side effects like nausea or cramps. If you experience persistent stomach upset, talk to your doctor or pharmacist.
Do not take the medication if you notice a significant colour change, such as the powder or tablets turning dark brown or purple. This usually means the medication has lost its effectiveness. If this happens, talk to your doctor or pharmacist for a replacement.
No, Q PAS POWDER cannot cure tuberculosis by itself. It must always be taken in combination with other active tuberculosis medications prescribed by your healthcare provider to ensure the bacteria are fully eliminated. Talk to your doctor for more information.
No, you should avoid alcohol completely while taking this medication. Both alcohol and this drug can strain your liver, and combining them increases the risk of serious liver damage. Talk to your doctor if you have concerns about avoiding alcohol.
Yes, long-term use of this medication can sometimes cause an underactive thyroid (hypothyroidism). Your doctor will monitor your thyroid hormone levels with regular blood tests while you are taking it. Talk to your doctor if you notice symptoms like unexplained fatigue, weight gain, or feeling cold.
If you develop a skin rash, especially if it is accompanied by a fever or joint pain, contact your healthcare provider immediately. This could be a sign of an allergic reaction that requires prompt medical attention. Talk to your doctor right away.
Some vitamins, particularly Vitamin B12, may not be absorbed as well while you are taking this medication. Do not start any new supplements without consulting your healthcare provider first. Talk to your doctor or pharmacist for personalised advice.

Disclaimer

While we strive to provide complete, accurate, and expert-reviewed content on our 'Platform', we make no warranties or representations and disclaim all responsibility and liability for the completeness, accuracy, or reliability of the aforementioned content. The content on our platform is for informative purposes only, and may not cover all clinical/non-clinical aspects. Reliance on any information and subsequent action or inaction is solely at the user's risk, and we do not assume any responsibility for the same. The content on the Platform should not be considered or used as a substitute for professional and qualified medical advice. Please consult your doctor for any query pertaining to medicines, tests and/or diseases, as we support, and do not replace the doctor-patient relationship.

Reference

  1. Tb229Part3V1. [Accessed on 02 Jun. 2026]Check here
  2. Drugs.com Clinical Review Team. Aminosalicylate Sodium Clinical Drug Monograph. Auckland, NZ: Drugs.com; 2026. [Accessed on 02 Jun. 2026]Check here
  3. Pugh DL, Jones ER, Martin WJ Pugh DL, Jones ER, Martin WJ. 1950. [Accessed on 22 Dec. 2025]Check here
  4. 4-Aminosalicylic acid. NIH. National Library of Medicine. National Center for biotechnology information. PMC PubMed Central. [Accessed on 16th September 2022]Check here
  5. Lucane Pharma. Electronic Medicines Compendium (EMC). [Revised in November 2019] [Accessed on 15th September 2022]Check here
  6. National Institute of Health (NIH). PASER- aminosalicylic acid granule, delayed release. [Revised in June 2010] [Accessed on 15th September 2022]Check here
  7. Macleods Pharmaceuticals Ltd. p-aminosalicylate sodium (PAS sodium) delayed-release granules. [Revised in February 2019] [Accessed on 15th September 2022]Check here

Country of origin

India

Manufacturer/Marketer address

Lupin Ltd, 3rd floor Kalpataru Inspire, Off. W E Highway, Santacruz (East), Mumbai 400 055. India Country of Origin: India
Other Info - QPA0001
whatsapp Floating Button