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Gravitor SR Tablet

Pyridostigmine (180mg)
Genuine
Authenticity Assured
Prescription
required
Gravitor SR Tablet is used in the treatment of myasthenia gravis (a disease-causing muscle weakness and tiredness). It helps strengthen the muscles, promotes bowel function, and stimulates the bladder muscles.

Written By Dr. Swati Mishra, BDS,
Reviewed By Dr. Sachin Gupta, MD Pharmacology, MBBS,
Last updated on 23 Jan 2026 | 10:15 AM (IST)
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10 tablet sr
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General Information

Contains

Pyridostigmine (180mg)

Marketer

Sun Pharmaceutical Industries Ltd

Storage

Store below 30°C
The content is shown in English
Gravitor SR Tablet image
Gravitor SR Tablet image
Gravitor SR Tablet image
Gravitor SR Tablet image
Gravitor SR Tablet image
Gravitor SR Tablet image

Product introduction

Gravitor SR Tablet should be taken on an empty stomach, preferably at the same time each day. Take this medicine in the dose and duration as advised by your doctor. If you have missed a dose, take it as soon as you remember. Do not skip any doses and finish the full course of treatment. You should never stop this medicine suddenly without talking to your doctor.

Some common side effects of using this medication are nausea, excessive salivation, diarrhea, blurred vision, shortness of breath, watery eyes, abdominal pain, and altered frequency of urination. Some other side effects that may be seen with it include sweating, headache, runny nose, and heartburn. It may also cause dizziness and sleepiness. So, avoid doing any such work that requires focus and attention, such as driving or operating any machinery.

Before taking Gravitor SR Tablet, it is better to inform your doctor if you are suffering from any kidney problems, Parkinson's disease, asthma, or stomach disorders. Your blood pressure may decrease after taking this medicine, so it is better to monitor it and consult your doctor if it bothers you. This medicine may cause diarrhea, so drink plenty of fluids to keep yourself hydrated while taking this medicine. Inform your doctor if you are pregnant, planning to conceive or breastfeeding, before taking this medicine.

Uses of Gravitor Tablet SR

Benefits of Gravitor Tablet SR

Treatment of Myasthenia gravis
Myasthenia gravis is a neuromuscular disorder that leads to weakness of muscles that are under our control, such as those of the eyes, face, and swallowing. It can result in double vision, drooping eyelids, trouble talking, and trouble walking. It happens due to impaired coordination between muscles and nerves. Gravitor SR Tablet makes this coordination between nerves and muscles better and relieves the symptoms. As a result, your muscle strength is improved and you are able to lead a better life.

Side effects of Gravitor Tablet SR

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 Gravitor
  • Increased bronchial secretions
  • Nausea
  • Excessive salivation
  • Diarrhea
  • Blurred vision
  • Breathlessness
  • Watery eyes
  • Abdominal pain
  • Altered frequency of urination
  • Sweating
  • Headache
  • Dizziness
  • Runny nose
  • Heartburn
  • Gastro-esophageal reflux disease
  • Paresthesia (tingling or pricking sensation)
  • Muscle twitching
  • Weakness
  • Muscle cramp

How to use Gravitor Tablet SR

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. Gravitor SR Tablet may be taken with or without food.

How Gravitor Tablet SR works

Gravitor SR Tablet increases the levels of acetylcholine (chemical messenger) which allows free transmission of signals across the nerves and muscles.

Quick tips

  • You have been prescribed Gravitor SR Tablet for treatment of myasthenia gravis.
  • It may also be used to treat inactivity of the muscle in the intestines (paralytic ileus) and difficulty in passing urine (urinary retention) after an operation.
  • Take it as per the dose and duration advised by your doctor. Overdosing can result in extreme muscle weakness.
  • It may cause dizziness or blurred vision. Do not drive or do anything requiring concentration until you know how it affects you.
  • Do not drink alcohol while taking this medicine as it may worsen the side effects.
  • Inform your doctor if you have an existing kidney problem, parkinson's disease, asthma, or stomach disorders.
  • You have been prescribed Gravitor SR Tablet for treatment of myasthenia gravis.
  • It may also be used to treat inactivity of the muscle in the intestines (paralytic ileus) and difficulty in passing urine (urinary retention) after an operation.
  • Take it with food to avoid an upset stomach.
  • Take it as per the dose and duration advised by your doctor. Overdosing can result in extreme muscle weakness.
  • It may cause dizziness or blurred vision. Do not drive or do anything requiring concentration until you know how it affects you.
  • Do not drink alcohol while taking this medicine as it may worsen the side effects.
  • Inform your doctor if you have an existing kidney problem, parkinson's disease, asthma, or stomach disorders.

Safety advice

Alcohol

Alcohol

CONSULT YOUR DOCTOR
It is not known whether it is safe to consume alcohol with Gravitor SR Tablet. Please consult your doctor.
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
The safety of Gravitor SR Tablet during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.
Breast feeding

Breast feeding

CAUTION
Gravitor SR Tablet should be used with caution during breastfeeding. Breastfeeding should be held until the treatment of the mother is completed and the drug is eliminated from the body.
Driving

Driving

UNSAFE
Gravitor SR Tablet may cause side effects that could affect your ability to drive.
Kidney

Kidney

CAUTION
Gravitor SR Tablet should be used with caution in patients with kidney disease. Dose adjustment may be needed.
Liver

Liver

CONSULT YOUR DOCTOR
There is limited data available on the use of Gravitor SR Tablet in patients with liver disease.

Interaction with drugs

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

Amikacin (Injection Route)

Your doctor may monitor the effects of Pyridostigmine along with your overall treatment and adjust the doses as per the observations. Amikacin may block the action of Pyridostigmine.
Moderate

Gentamicin (Injection Route)

Your doctor may monitor the effects of Pyridostigmine along with your overall treatment and adjust the doses as per the observations. Gentamicin may block the action of Pyridostigmine.
Moderate

Kanamycin (Injection Route)

Your doctor may monitor the effects of Pyridostigmine along with your overall treatment and adjust the doses as per the observations. Kanamycin may block the action of Pyridostigmine.
Moderate

Neomycin (Oral Route)

Your doctor may monitor the effects of Pyridostigmine along with your overall treatment and adjust the doses as per the observations. Neomycin may block the action of Pyridostigmine.
Moderate

Netilmicin (Injection Route)

Your doctor may monitor the effects of Pyridostigmine along with your overall treatment and adjust the doses as per the observations. Netilmicin may block the action of Pyridostigmine.

Frequently asked questions

Gravitor SR Tablet helps reduce and improve muscle weakness and hence relieves the symptoms of myasthenia gravis but does not cure it. The length of time for which you have to take Gravitor SR Tablet will depend on your needs. You should not stop taking Gravitor SR Tablet until and unless advised by your doctor, even if you start feeling better.
A very small quantity of Gravitor SR Tablet passes into breast milk, which may or may not affect your baby. Ask your doctor if you can continue to breastfeed your baby.
No, Gravitor SR Tablet should not be taken for any type of constipation. It is used only when constipation occurs due to paralysis of the intestine and strictly on prescription by the doctor.
Gravitor SR Tablet should not be taken by patients who are allergic to it. It should also be avoided by patients who are constipated or cannot urinate, unless the doctor has advised to use this medicine. This is because Gravitor SR Tablet is only used to treat certain types of constipation and inability to pass urine.
You should immediately seek help at a nearby hospital or contact your doctor urgently. An excess dose of Gravitor SR Tablet may cause stomach pain, nausea, vomiting, diarrhea, excessive sweating, salivation, blurred vision, excessive weakness, difficulty in breathing, and even paralysis.
No, Gravitor SR Tablet is not a steroid. It belongs to anticholinesterases group of medicines. Gravitor SR Tablet works by preventing the breakdown of a chemical called acetylcholine.
No, there is no evidence that Gravitor SR Tablet has abuse potential.
No, Gravitor SR Tablet does not cause weight gain. If you experience weight gain, it may be due to inactivity related to muscle weakness in myasthenia gravis.
Yes, Gravitor SR Tablet is safe if used according to the doctor’s advice. You should not exceed the dose as prescribed by the doctor.
Gravitor SR Tablet may cause blurred vision, and therefore you should limit driving until you know how it affects you.

Fact Box

Chemical Class

N- methylpyridinium compounds

Habit Forming

No

Therapeutic Class

NEURO CNS

Action Class

Carbamate-Based Cholinesterase Inhibitors

Related lab tests

Acetyl Choline Receptor Antibody

References

  1. 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. pp. 1172-73.
  2. Drugs and Lactation Database (LactMed) [Internet]. Bethesda (MD): National Library of Medicine (US); 2006. Pyridostigmine. [Updated 2018 Oct 31]. [Accessed 20 Feb. 2020] (online) Available from:
  3. Pyridostigmine. Hertfordshire, UK: Mylan Products Limited; 1998 [revised 27 Feb. 2018]. [Accessed 22 Mar. 2019] (online) Available from:
  4. Pyridostigmine Bromide [New Zealand Consumer Medicine Information]. Auckland, New Zealand: iNova Pharmaceuticals (NZ) Limited; 2022. [Accessed 05 Aug 2023] (online) Available from:
  5. Taj Life Sciences. Pyridostigmine bromide [Product Information]. [Accessed 05 Aug 2023] (online) Available from:
  6. Pyridostigmine bromide [Prescribing Information]. Bridgewater, NJ: Bausch Health US, LLC.; 2020. [Accessed 05 Aug. 2023] (online) Available from:
  7. Amoxycillin and clavulanic acid. Sweden: Bluefish Pharmaceuticals AB; 2025. [Accesses 05 Jan. 2026] (online). Available from:
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User feedback

Once A Day
100%
Myasthenia gravis
90%
Paralytic ileus
10%
Poor
40%
Excellent
33%
Average
27%
Breathlessness
33%
Diarrhea
17%
Nausea
17%
No Side Effect
17%
Blurred vision
17%
With food
50%
With or without food
25%
Empty stomach
25%
Not Expensive
67%
Expensive
25%
Average
8%
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Disclaimer

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.

Marketer details

Name: Sun Pharmaceutical Industries Ltd
Address: Khasra No. 1335-1340,Near EPIP- I, Vill - Bhatoli Kalan ,Baddi, Solan, Himachal Pradesh, 173205 || Plot no 107/108,Namli block , Ranipool, East Sikkim 737135

Vendor Details

Country of origin: India
A licensed vendor partner from your nearest location will deliver Gravitor SR Tablet. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's â„ž and the availability of this medicine.

In case of any issues, contact us

Email ID: [email protected]
Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India

Lab tests offered by us

Why we need a prescription?
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Most medicines cannot be sold without a valid prescription, as per the Drugs and Cosmetics Act, 1940 and Rules, 1945
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