If someone said, 'That's 
a hard pill to swallow', the person would in most cases not be alluding to bitter medicine (quinine being one of those that springs to mind immediately).
Snake wisdom: A man and his tongs are soon parted
Vicente added that their choice to put in Lazaro, who was initially a reserve player, was 
a hard pill to swallow for Lazaro.
Lazaro's hamstring injury forces Vicente to tap Macandili as replacement
The preliminary design--about as long as a Brazil nut--may still be 
a hard pill to swallow.
Pill measures gut gas
Enjoying the craic at Ballybrit yesterday, Stephen admitted Poland had been 
a hard pill to swallow.
Hunt hurt by Euros bench role
But if it puts off or denigrates the average man or woman who has a vocation to care for the sick, then I find it 
a hard pill to swallow.
You cannot learn care; MAN OF THE PEOPLE
To be ripped off by your family is 
a hard pill to swallow.
Grans hit the headlines
Coach Jim Lynch who guided the Eagles to the final after just six months in business, said: "Defeat is 
a hard pill to swallow but we will remember that next time out."
ICE HOCKEY; Eagles in final storm
So I find Shavelson's trust in the wisdom of physicians 
a hard pill to swallow.
A Chosen Death: The Dying Confront Assisted Suicide