<?php $tamLink = "https://apps.istanbulsaglik.gov.tr/eczane/takvim?lc=31&gun=27.04.2019&cs=3dae4a98 ";
$Baglan = file_get_contents($tamLink);
$Baglan = str_replace(array("n","t","r"),null,$Baglan); // n, t ve r nin başına ters slash gelecek
$Baglan = preg_replace("#s+#", " ", $Baglan); // ilk # den sonra ters slash gelecek

preg_match_all('#<table style=".*?"> (.*?)</table>#',$Baglan,$tablolar);

for ($i=0; $i<count($tablolar[1]); $i++) {
preg_match('#<tr> <td colspan="2" style=".*?"> <div style=".*?" title=".*?"> <p style=".*?"> (.*?) </p> </div> </td> </tr>#',$tablolar[1][$i],$ecAdi[$i]);
}

for($i = 0; $i<count($ecAdi); $i++) {
    echo trim(strip_tags($ecAdi[$i][1]))."<br>";
}