Primox 25mg Tab

PRIMOX 25MG TABLET

PRIMOX 25MG Tablet, manufactured by Sun Pharmaceutical Industries Ltd., is a medication primarily used as a tricyclic antidepressant.

• Name:

  • Brand Name: PRIMOX 25MG TABLET.
  • Common Name: Nortriptyline (as Nortriptyline HCl 25mg).

• Composition:

  • Each tablet contains 25mg of Nortriptyline Hydrochloride.

• Uses: PRIMOX 25MG Tablet is prescribed for various conditions, including:

  • Depression: It helps to restore chemical imbalances in the brain, enhancing mood and behavior.
  • Nocturnal Enuresis (Nighttime Bedwetting): Particularly in children, it works by blocking the effect of a substance on bladder muscles to prevent accidents.
  • Neuropathic Pain: It can alleviate chronic pain caused by nerve damage, such as from diabetes or shingles.
  • Unlabeled uses include panic disorder, premenstrual depression, and certain dermatological disorders like chronic urticaria, angioedema, and nocturnal pruritis in atopic eczema.

• Dosage and Administration:

  • Adults typically take 25 mg three or four times daily, with doses not exceeding 150 mg/day.
  • For elderly patients and adolescents, the dosage is usually 30 to 50 mg/day in divided doses.
  • For nocturnal enuresis in children, specific age-based doses are recommended (e.g., 10-35 mg, 30 minutes before bedtime for a maximum of 3 months).
  • It can be taken with or without food.
  • Often, the main dose is recommended at bedtime due to its potential to cause drowsiness.
  • Do not stop taking the medication suddenly, as this can cause withdrawal symptoms; the dosage should be gradually reduced under medical supervision.

• Side Effects:

  • Common Side Effects: Increased heart rate, blurred vision, dry mouth, difficulty urinating, constipation, orthostatic hypotension (sudden drop in blood pressure upon standing), weight gain, drowsiness, dizziness, confusion, nausea, and decreased libido.
  • Serious Side Effects: Suicidal thoughts or behavioral changes, exacerbation of psychosis, seizures, cardiac effects (arrhythmias, heart block, CHF), and bone marrow depression.

• Precautions:

  • Inform your doctor about any heart, liver, thyroid, prostate, or kidney problems.
  • Use with caution in patients with a history of seizures, urinary retention, glaucoma, or hyperthyroidism.
  • Avoid concurrent use with MAO inhibitors due to the risk of hyperpyretic crisis and convulsions.
  • Concomitant use with CNS depressants or alcohol can have additive depressant effects.
  • Avoid grapefruit or grapefruit juice, as it may increase medication concentration.
  • Pregnant and breastfeeding women should use this medicine with caution and under medical supervision.
  • Do not drive or operate machinery until you understand how the medicine affects you due to potential drowsiness.

• Storage:

  • Store at room temperature (15-25°C or 59-77°F) in a tight container.
  • Protect from heat, moisture, and light.
  • Keep out of reach of children and pets.

PRIMOX 25MG TAB is a medication with Nortriptyline as its active ingredient, belonging to the class of tricyclic antidepressants. It is manufactured by SUN PHARMA LABORATORIES LTD.

What is PRIMOX 25MG TAB used for?

PRIMOX 25MG TAB is primarily used for the treatment of depression. It can also be prescribed for the relief of symptoms of anxiety, management of certain types of chronic pain, including neuropathic pain (nerve pain), and nocturnal (nighttime) bedwetting in children.

How does PRIMOX 25MG TAB work?

PRIMOX 25MG TAB works by increasing the levels of certain natural chemical messengers in the brain, such as serotonin and norepinephrine. These messengers help in regulating mood and feelings of well-being, thus improving depression and anxiety. For nerve pain, it interferes with pain signals, and for bedwetting, it works by blocking the effect of a substance called acetylcholine on bladder muscles.

What is the usual dosage?

The normal adult dose is typically 25 mg taken three or four times daily. However, the dosage and duration of treatment will depend on your medical condition and response to therapy, and should always be followed as prescribed by your doctor. It is usually taken orally, with or without food. The main dose may be advised at night due to potential drowsiness.

What are the possible side effects?

Common side effects of PRIMOX 25MG TAB can include constipation, dizziness, drowsiness, dry mouth, and blurred vision. Other possible side effects include increased heart rate, flushing, weight gain, difficulty in urination, orthostatic hypotension (sudden lowering of blood pressure on standing), tingling in the arms or legs, decreased urine output, weakness, agitation, decreased interest in sexual intercourse, black tongue, breast enlargement, and skin rash. If you experience severe or persistent side effects, consult your doctor.

Is it safe during pregnancy or breastfeeding?

PRIMOX 25MG TAB should be used with caution during pregnancy and breastfeeding. It is essential to consult your doctor before using this medication if you are pregnant or breastfeeding.

Can it be taken with other medications?

Certain medications can interact with PRIMOX 25MG TAB, affecting its effectiveness or increasing the risk of side effects. It is crucial to inform your doctor about all medications you are currently taking, including prescription and over-the-counter drugs, as well as herbal supplements. For example, combining PRIMOX 25MG TAB with Linezolid or Ondansetron can lead to serious conditions like serotonin syndrome. Metoprolol can cause dizziness, headache, and low blood pressure when taken with PRIMOX 25MG TAB. Alcohol consumption should be avoided as it may increase the risk of side effects. Also, avoid consuming grapefruit or grapefruit juice, as it may increase the concentration of the medication in your blood.

What precautions should be taken?

Do not discontinue the medication suddenly, as this may lead to withdrawal symptoms like mood changes and irritability. This medicine may cause sedation and impair physical abilities, so do not drive or perform activities requiring high mental alertness until you know how it affects you. Use with caution if you have a history of heart problems, seizures, or urinary retention. Inform your doctor if you have liver, kidney, prostate, or thyroid conditions, or if you have bipolar disorder or have recently had a heart attack. Suicidal thoughts may increase, especially in young patients, so monitor for behavioral changes.

What happens if a dose is missed?

If you miss a dose of PRIMOX 25MG TAB, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and resume your regular dosing schedule. Do not take two doses at once. If you take one dose daily at bedtime, do not take the missed dose the next morning.

How should it be stored?

PRIMOX 25MG TAB should be stored at room temperature, typically between 15 and 25 degrees Celsius (59 and 77 degrees Fahrenheit). Keep it away from heat, moisture, and light. It should also be kept out of sight and reach of children.