FOR DIAGNOSTIC PROCEDURES, INSTILLATION OF A 0.5% OPHTHALMIC SOLUTION OF CYCLOPENTOLATE HYDROCHLORIDE, REPEATED AFTER ABOUT 5 TO 15 MINUTES, IS USUALLY SUFFICIENT FOR ADULTS. HIGHER STRENGTHS HAVE BEEN USED. FOR CHILDREN A 1% SOLUTION IS INSTILLED SIMILARLY, ALTHOUGH SOME RECOMMEND THAT STRENGTHS GREATER THAN 0.5% SHOULD NOT BE USED IN INFANTS AND THAT CYCLOPENTOLATE SHOULD NOT BE USED AT ALL DURING THE FIRST 3 MONTHS OF LIFE.
IN THE TREATMENT OF UVEITIS AND IRITIS, A 0.5% OPHTHALMIC SOLUTION OF CYCLOPENTOLATE HYDROCHLORIDE IS INSTILLED INTO THE EYE UP TO FOUR TIMES DAILY.
DEEPLY PIGMENTED EYES ARE MORE RESISTANT TO PUPILLARY DILATATION AND MAY REQUIRE THE USE OF A 1% SOLUTION.