for children there is used 60 to 70 milligrams of propionyl salicylic acid acryloyl salicylic acid or methacryloyl salicylic acid or 150 to 175 milligrams of stearoylsalicylic acid or oleyl salicylic acid the dosage of the compound when given orally such as in the form of a pill generally will be higher than when the compound is administered intravenously the compounds of formula i of the present invention are conventionally employed in pills or other solid formulation in an amount of about 0 5 to 5 mg kg or even about 7 mg kg body weight or in the case of higher molecular weight compounds such as lauroyl salicylic acid stearoyl salicylic acid or oleoyl salicylic acid in an amount up to about 10 mg kg of body weight as a first example a capsule can be prepared by mixing about 500 grams of a compound of the present invention with about 175 grams of microcrystalline cellulose about 315 grams of lactose and about 10 grams of magnesium stearate about 100 mg of the mixture is in each case filled into solid size 3 gelatin capsules one capsule contains about 40 mg of active material such as propionyl salicylic acid or acryloyl salicylic acid as a second example a tablet can be prepared comprising about 1 to 1000 mg usually about 10 to 500 mg of active.