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Losacar 25mg Tablet

Losacar 25mg Tablet

10 Tablet(s) in Strip
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Losartan(25.0 Mg)
Therapeutic classification

Medical Description

The composition of Losacar 25mg Tab includes losartan. This medication comes under the class of medicines called angiotensin II receptor antagonists. It is used for lowering high blood pressure.

Uses of Losacar 25mg Tab

  • High blood pressure
  • Chronic heart failure (the heart cannot pump enough blood to ensure an adequate supply of oxygen)
  • Kidney disease associated with diabetes (diabetic nephropathy)
  • Kidney disease not associated with diabetes
  • Myocardial infarction (inadequate provision of oxygen in the heart)

Contraindications of Losacar 25mg Tab

  • Allergy to the medicine
  • Pregnancy
  • Liver disease
  • Kidney disease
  • Renal aortic stenosis (arteries that carry blood to one or both the kidneys are narrowed)

Side effects of Losacar 25mg Tab

  • Headache, dizziness, vertigo and fatigue
  • Blood pressure drops too low
  • Hypoglycaemia (low blood sugar levels)
  • Hyperkalaemia (increased potassium levels)
  • Anaemia (low number of red blood cells)
  • Deranged kidney function
  • Serious allergic reactions such as rash and swelling of face, lips and throat (seek emergency care)
  • Rhabdomyolysis characterised by muscle ache and lethargy accompanied by fever (seek emergency care)

Precautions and Warnings of Losacar 25mg Tab


Can I take Losacar 25mg Tab during pregnancy?
This medicine can seriously harm the foetus. Do not take the medicine if you are pregnant or planning to conceive.

Breast Feeding

Can I take this medicine while breastfeeding?
There is not enough evidence to determine whether the medicine is safe to take during breastfeeding. Ask your doctor for a safer alternative.


Can I drive if I have consumed this medicine?
This medication is not known to hamper your ability to drive. However, if you experience dizziness and drowsiness after taking this treatment, avoid driving.


Can I consume alcohol with this medicine?
Alcohol can cause a drop in the blood pressure, so proceed with caution. Alcohol, when taken along with this medication, can increase sedation or drowsiness.

Other General Warnings

Talk to your doctor if
  • You have a history of swelling of the face, lips, throat and tongue (angioedema)
  • You have had a recent kidney transplant or the arteries leading to your kidneys are blocked
  • You are diagnosed with heart failure regardless of your renal impairment or severe life-threatening cardiac arrhythmias
  • You have high blood pressure
  • You had kidney disease associated with diabetes

Mode of Action of Losacar 25mg Tab

How Does It Work?

Angiotensin II is a substance in the body that constricts the blood vessels. This medication inhibits the binding of the substance to its receptors. As a result, the blood vessels are relaxed, and the blood pressure is reduced.
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Directions for Use of Losacar 25mg Tab

Take this medication with or without food at the same time every day. Swallow this tablet whole.

Interactions of Losacar 25mg Tab

Interactions with other medicines

  • Aspirin and NSAIDs
  • ACE inhibitors (ramipril, enalapril, etc.)
  • Azathioprine
  • Lithium
  • Aliskiren
  • Diuretics (furosemide and spironolactone)

Interactions with food items

Avoid fruits, foods and health supplements with high potassium content.

Storage and disposal of Losacar 25mg Tab

Store the tablets in the blister pack. Protect from light.

Dosage of Losacar 25mg Tab


Follow the dosage of Losacar 25mg Tab that has been prescribed by your doctor. The symptoms of an overdose are extremely low blood pressure, increased heart rate, high levels of potassium in the body, dizziness, kidney failure and loss of consciousness.
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Missed a Dose

Take the missed dose of the medicine as soon as you remember. If it is time for the next dose, skip the missed dose and continue the regular dosing schedule. Do not take multiple doses to make up for the missed dose.
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Frequently Asked Questions (FAQs)


Q: Can I plan my pregnancy while taking Losacar 25mg Tab?

A: No, this medication can cause serious harm to the foetus. Speak to your doctor to find a safer alternative if you are planning to conceive.

Q: What are the dietary restrictions that have to be followed while taking this medication?

A: Avoid spinach, beans, bananas and kidney beans or any other potassium-rich foods and consume a diet that is low on salt.

Q: What should I inform my physician of before the treatment is initiated?

A: You must inform your physician about your past medical history or any ongoing medications for chronic diseases. Inform them about any herbal products, vitamin or protein supplements that you are consuming. If you are consuming oral hypoglycemic agents or insulin, track your blood pressure from the first month of use. Concomitant administration of this medicine with antidiabetics can significantly affect your blood sugar levels.
Last Updated on: 15 Aug 2020 | 01:30 PM (IST)
The information provided herein is accurate, updated and complete as per the best practices of the Company. Please note that this information should not be treated as a replacement for physical medical consultation or advice. We do not guarantee the accuracy and the completeness of the information so provided. The absence of any information and/or warning to any drug shall not be considered and assumed as an implied assurance of the Company. We do not take any responsibility for the consequences arising out of the aforementioned information and strongly recommend you for a physical consultation in case of any queries or doubts. Please click here for detailed T&C.
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  • Uses
  • Contraindications
  • Side effects
  • Precautions and Warnings
  • Mode of Action
  • Directions for Use
  • Interactions
  • Storage and disposal
  • Dosage
  • FAQs
  • References
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