Mefenamic acid oral

 Mefenamic Acid dosages are mentioned below

In Paediatrics

For oral administration in children above 6 months. 

Recommended dosage based on body weight

Mefenamic acid is usually administered in a dose of 4 to 6.5 mg/kg body weight every 8 hours
 or 
25 mg/kg/day in three divided doses, as needed. 

Recommended dosage based on age group

Mefenamic acid suspension 100 mg/5 ml

  •  6 months to 1 year: 2.5 ml three times daily.
  •  2 to 4 years: 5 ml three times daily.
  •  5 to 8 years: 7.5 ml three times daily.
  •  9 to 12 years: 10 ml three times daily.

Do not exceed the recommended dosage in children.

Infants over 6 months to children 12 years


Mefenamic acid suspension 50 mg/5 ml is licensed in infants over 6 months.

Infants over 6 months 25 mg/kg of bodyweight daily in divided doses or:

The following doses can be used in specific age ranges:

9 years to 12 years: four 5 ml spoonfuls.
5 years to under 9 years: three 5 ml spoonfuls
2 years to under 5 years: two 5 ml spoonfuls
6 months to under 2 years: one 5 ml spoonfuls

Doses may be repeated as necessary, up to three times daily.

Apart from the treatment of Still's disease, therapy should not be continued for longer than 7 days.

Children aged 12 to 18 years and Adults


The recommended dose is 500 mg three times daily.

In menorrhagia to be administered on the first day of excessive bleeding and continued according to the judgement of the physician.

In dysmenorrhoea to be administered at the onset of menstrual pain and continued according to the judgement of the physician.

For Adults

Initial dose: 500 mg orally once
Following initial dose: 250 mg orally every 6 hours as needed or 500mg every 8 hours.
Duration of therapy: Usually not to exceed 1 week

Pregnancy and Lactation

Pregnancy

Mefenamic acid is contraindicated in the third trimester of pregnancy.

Lactation

Mefenamic acid is contraindicated in breastfeeding.


Comments

Post a Comment

Popular posts from this blog

Azithromycin - All you need to know for general practice

Image
  Azithromycin It belongs to a group of antibiotics called Macrolides. They end up with suffix -thromycin like erythromycin, clarithromycin, etc. It inhibits protien synthesis. Acts on both gram positive and gram negative bacteria. Also very helpful in atypical bacteria. PROPERTIES Bacteriostatic. Bacteriocidal if given in higher concentrations. Also has anti inflammatory properties - good in reccurrent COPDs Excreted mostly from liver and only 12% from kidney. So it should be avoided  in impaired liver functions and can be given in impaired kidney functions (No need to alter dosage in impaired renal functions) INDICATIONS Upper respiratory tract infections like Pharyngitis/ Laryngitis/ Tonsilitis/ Sinusitis Good for Atypical Pneumonia Skin Infections by Staph Middle ear infections Vaginitis/Urethritis in pregnancy ( Because Aminoglycosides cannot be used in pregnancy) STD like Chlamydia/Gonorrhea Preffered in Enteric Fever. DOSAGES Pediatric dose 10mg/kg on Day 1...
Read more

Paracetamol : ORAL and IV dosages in paediatrics and adults

Oral route 15mg/kg every 4 hours upto maximum of 1gm and not to exceed 4gm/day or 4gm/24hrs suspension Dosage Child under 1 month: 10 mg/kg 3 or 4 times daily (max. 40 mg/kg daily)  Child 1 month and over: 15 mg/kg 3 or 4 times daily (max. 60 mg/kg daily) Adult: 1 g 3 or 4 times daily (max. 4 g daily)   Age Weight 120 mg/5 ml susp. 100 mg tablet 500 mg tablet < 1 month < 4 kg 1.5 ml x 3 − − 1 to < 3 months 4 to < 6 kg 2.5 ml x 3 ½  tab x 3 − 3 months to < 1 year 6 to < 10 kg 4 ml x 3 1 tab x 3 − 1 to < 3 years 10 to < 15 kg 6 ml x 3 1 ½  tab x 3 − 3 to < 5 years 15 to < 20 kg 8 ml x 3 2 tab x 3 − 5 to < 9 years 20 to < 30 kg 12 ml x 3 3 tab x 3 − 9 to < 14 years 30 to < 50 kg – – 1 tab x 3 ≥ 14 years and adult ≥ 50 kg – – 2 tab x 3 Intravenous route Forms and strengths, route of administration 500 mg (10 mg/ml, 50 ml) and 1 g (10 mg/ml, 100 ml) vials, for infusion Dosage Neonate : 7.5 mg/kg (0.75 ml/kg) e...
Read more

A Comprehensive Guide to Managing Kidney Stones with Ayurveda and Modern Medicine

Image
Kidney stones, also known as nephrolithiasis, are hard deposits made of minerals and salts that form inside the kidneys. They can cause severe pain and complications if not managed properly. In this guide, we will explore both modern and Ayurvedic approaches to treating and preventing kidney stones, providing you with a holistic perspective on managing this condition. Understanding Kidney Stones Causes of Kidney Stones Kidney stones form when minerals in the urine crystallize and stick together. Several factors can increase the risk of developing stones: 1. Dehydration : Insufficient water intake can lead to concentrated urine, making it easier for minerals to crystallize. 2. Diet : High intake of oxalate-rich foods (e.g., spinach, beets, nuts), high protein consumption, excessive salt, and sugar can contribute to stone formation. 3. Genetics : Family history of kidney stones can increase the likelihood of developing them. 4. Medical Conditions : Conditions like gout, hyper...
Read more