Description of the medicine: Phenolphthalein (Phenolphthaleinum)
Phenolphthalein (Phenolphthaleinum). a, a -Di- (4-hydroxyphenyl) -phthalide.
Synonyms: Arkalax, Becalax, Darolax, Laxane, Laxin, Laxogen, Laxol, Merilax, Phenaloin, Pugratol, Purex, Purgophen, Purgyl, Trilax, etc.
White or slightly yellowish, crystalline powder, odorless and tasteless, very slightly soluble in water, soluble in alcohol (1:12).
By the nature of the laxative effect, it is similar to anthraglycosides (see. Rhubarb root); has a predominant effect on the large intestine.
Used for chronic constipation.
Adult dose 0.1 - 0.2 g per dose (up to 0.3 g per day); for children 3 to 4 years old - 0.05 g each, 5 - 6 years old - 0.1 g, 7 - 9 years old - 0.15 g, 10 - 14 years old - 0.15 - 0.2 g, children under 3 years are not appointed.
Phenolphthalein is currently used relatively rarely as a laxative; the drug has cumulative properties and may be irritating to the kidneys.
Phenolphthalein tablets (Tablettae phenolphthaleini). Synonyms: Purgen, Purgenum. They contain 0.1 g (for adults) or 0.05 g (for children) of phenolphthalein. Assign to adults and children 1 tablet (respectively 0.1 or 0.05 g) 1 to 3 times a day.