find the index of a string ignoring cases
<p>I have a string that I need to find index in a list ignoring cases.</p>

<pre><code>MG
['ADMISSION' ,'Colace','100','mg', 'b.i.d.' , 'insulin','Lente','12']
</code></pre>

<p>I want to find the index of MG in the following line as a list.</p>
