Istan Dosage/Direction for Use

mefenamic acid


EL Lab


Full Prescribing Info
Dosage/Direction for Use
To be taken with food.
Adults: 500 mg initially, then 250 mg every 6-8 hours.
Children: 25mg/kg body weight per day in divided doses.
Some authorities suggest that treatment with mefenamic acid should not be continued for longer than 7 days.
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