Mydox S Tablet

Reviewed By Dr. Sachin Gupta, MD Pharmacology, MBBS

Last updated on 19 Sep 2025 | 03:31 PM (IST)

Mydox S Tablet is an antibiotic medicine used to treat bacterial infections in your body. It is effective in some infections of the lungs, urinary tract, eyes, and others. It kills bacteria, helping to improve your symptoms and treat the infection. It may also be used for the treatment of severe acne.

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General Information

Contains

Doxycycline (NA)

Marketer

Health Care Formulations Pvt Ltd

Storage

Store below 30°C

The content is shown in English

Product introduction

Mydox S Tablet taken with food or milk to avoid gastric irritation. You should take it regularly at evenly spaced intervals as per the schedule prescribed by your doctor. Taking it at the same time every day will help you remember to take it. The dose will depend on what you are being treated for, but you should always complete a full course of Mydox S Tablet as prescribed by your doctor. Do not stop taking it until you have finished, even when you feel better. If you stop taking it early, some bacteria may survive, and the infection may come back.

Common side effects seen with this medicine include vomiting, nausea, rash, and diarrhea. These are usually temporary and subside with the completion of treatment. Consult your doctor if you find these side effects bother or worry you.

Inform your doctor if you have any previous history of allergy to any antibiotic before taking this medicine. You should also let your doctor know about all other medicines you are taking, as they may affect, or be affected by, this medicine. Pregnant or breastfeeding women should consult their doctor before taking Mydox S Tablet to make sure it is safe for them.

Uses of Mydox S Tablet

Benefits of Mydox S Tablet

Treatment of Bacterial infections
Mydox S Tablet is a versatile antibiotic medicine which can be used to treat many different infections caused by bacteria. These include infections of the blood, brain, lungs, bones, joints, urinary tract, stomach and intestines. It can also be used to treat sexually transmitted diseases. It stops the growth of the bacteria causing the infection and clears the infection. Take it for as long as prescribed by the doctor and avoid skipping doses. This will make sure that all bacteria are killed and they do not become resistant.

Treatment of Acne
Mydox S Tablet treats acne, commonly called pimples. It kills the acne-causing bacteria and prevents spots or pimples from appearing. It usually takes a few weeks to have a noticeable effect so keep using it even if it appears not to be working. Sometimes acne may get worse before it gets better, however, with proper use, your skin will get clearer. The earlier you start taking it, the less likely you are to get scars. This medicine will help improve your mood and uplift your confidence as your skin becomes acne-free.

Side effects of Mydox S 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 Mydox S

Decreased appetite
Nausea
Vomiting
Diarrhea
Rash
Photosensitivity
Red spots or bumps
Hemolytic anemia

How to use Mydox S 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. Mydox S Tablet is to be taken with food.
Avoid Mydox S Tablet with dairy products such as milk, cheese, curd, butter, paneer and ice cream.

How Mydox S Tablet works

Mydox S Tablet works by stopping bacteria from producing the proteins they need to grow and spread. It attaches to a part of the bacteria (30S ribosomal subunit), preventing them from making these essential proteins. This helps your body fight the infection more effectively and speeds up recovery.

All substitutes for Mydox S Tablet

For information purposes only. Consult a doctor before taking any medicine.

Spinobon-K2 7 Tablet

by ABS Pharmaceutical Company

₹24/tablet

427% costlier

Quick tips

Take Mydox S Tablet with food and plenty of water to avoid an upset stomach.
Do not skip any doses and finish the full course of treatment even if you feel better. Stopping it early may make the infection come back and harder to treat.
Diarrhea may occur as a side effect, but it should stop when your course is complete. Inform your doctor if it doesn't stop or if you find blood in your stools.
Avoid excessive sun exposure and use sunscreen and protective clothing when outdoors.

Safety advice

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Mydox S Tablet. Please consult your doctor.

Pregnancy

CONSULT YOUR DOCTOR

Mydox S Tablet is unsafe to use during pregnancy as there is definite evidence of risk to the developing baby. However, the doctor may rarely prescribe it in some life-threatening situations if the benefits are more than the potential risks. Please consult your doctor.

Breast feeding

UNSAFE

Mydox S Tablet is unsafe to use during breastfeeding. Data suggests that the drug may cause toxicity to the baby.

Driving

CONSULT YOUR DOCTOR

It is not known whether Mydox S Tablet alters the ability to drive. Do not drive if you experience any symptoms that affect your ability to concentrate and react.

Kidney

UNSAFE

Mydox S Tablet is probably unsafe to use in patients with kidney disease and should be avoided. Please consult your doctor.

Liver

CONSULT YOUR DOCTOR

There is limited information available on the use of Mydox S Tablet in patients with liver disease. Please consult your doctor.

Interaction with drugs

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

Life-threatening

Tretinoin (Oral Route)

Do not consume Tretinoin with Doxycycline.

Severe

Isotretinoin (Oral Route)

Do not consume Isotretinoin with Doxycycline.

Severe

Cholera Vaccine (Inactivated) (Oral Route)

Do not consume Cholera Vaccine (Inactivated) two weeks before and at least 10 days after consuming Doxycycline. Please consult your doctor. Doxycycline may reduce the efficacy of Cholera Vaccine (Inactivated).

Severe

Acitretin (Oral Route)

Do not consume Acitretin with Doxycycline.

Severe

Phenindione (Oral Route)

If concurrent use is essential, watch out for bleeding and consult your doctor immediately. They may monitor your treatment and adjust the doses as per the observations. Doxycycline may increase the effect of Phenindione.

Frequently asked questions

Can I drink milk while taking Mydox S Tablet?

No, you should avoid taking milk and milk products while taking Mydox S Tablet. Consuming dairy products along with Mydox S Tablet can decrease its absorption from the stomach, which may lead to an inadequate effect of this medicine.

How long does Mydox S Tablet takes to work?

Usually, Mydox S Tablet starts working soon after taking it. However, it may take some days to kill all the harmful bacteria and make you feel better.

Can the use of Mydox S Tablet cause diarrhea?

Yes, the use of Mydox S Tablet can cause diarrhea. It is an antibiotic that kills the harmful bacteria. However, it also affects the helpful bacteria in your stomach and intestines and causes diarrhea. If diarrhea persists, talk to your doctor about it.

Does Mydox S Tablet works in acne?

Yes, Mydox S Tablet is one of the most commonly prescribed oral antibiotics, which is used in the treatment of acne. It reduces the number of bacteria that cause acne on the skin.

Fact Box

Chemical Class

Tetracyclines

Habit Forming

Therapeutic Class

ANTI INFECTIVES

Action Class

Bacterial Protein Synthesis Inhibitors- Tetracyclines

Related lab tests

Complete Blood Count

Peripheral Smear Examination

References

Rosenthal PJ. Clinical Pharmacology of the Antihelmenthic 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. p. 926.
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. 433.
Central Drugs Standard Control Organisation (CDSCO). [Accessed 28 Mar. 2019] (online) Available from:
Doxycycline [Prescribing Information]. Mason, OH: Prasco Laboratories; 2015. [Accessed 17 Mar. 2025] (online) Available from:

User feedback

Patients taking Mydox S Tablet

Once A Day

71%

Twice A Day

29%

What are you using Mydox S Tablet for?

Bacterial infections

100%

How much was the improvement?

Average

100%

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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: Health Care Formulations Pvt Ltd
Address: C/8, Sardar Estate, Ajwa Road, Baroda - 390 019. Gujarat, INDIA.

Vendor Details

Country of origin: India

Lab tests offered by us

Why we need a prescription?

Mydox S Tablet

Save more with additional offers

General Information

Contains

Marketer

Storage

Product introduction

Uses of Mydox S Tablet

Benefits of Mydox S Tablet

Side effects of Mydox S Tablet

How to use Mydox S Tablet

How Mydox S Tablet works

All substitutes for Mydox S Tablet

Spinobon-K2 7 Tablet

Quick tips

Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver

Interaction with drugs

Tretinoin (Oral Route)

Isotretinoin (Oral Route)

Cholera Vaccine (Inactivated) (Oral Route)

Acitretin (Oral Route)

Phenindione (Oral Route)

Frequently asked questions

Can I drink milk while taking Mydox S Tablet?

How long does Mydox S Tablet takes to work?

Can the use of Mydox S Tablet cause diarrhea?

Does Mydox S Tablet works in acne?

Fact Box

Chemical Class

Habit Forming

Therapeutic Class

Action Class

Related lab tests

Complete Blood Count

Peripheral Smear Examination

References

User feedback

Patients taking Mydox S Tablet

What are you using Mydox S Tablet for?

How much was the improvement?

Want to know more

Have issue with the content

Disclaimer

Marketer details

Vendor Details

Lab tests offered by us

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