Our Dog has eat a load of Sand

Just a word of warning  , whilst on Portobello Beach the other day we spent a while chucking the ball for our Jack Russell  ,  we should have been  more carefull  he obviously ate a load of sand  .  later he was very poorly ,,,  poor thng,,,,   he was sick with loads of sand coming up  and was very sheepish   his poo was just sand  and he was in a state  ,,     luckily he seemed to get it all out of his system  but  beware folks  ,