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Other current assets (Tables) | 9 Months Ended
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Sep. 30, 2018
Other current assets |
Summary of other current assets | Other current assets consisted of the following (in thousands):
|  | September 30, |  | December 31, |
|  | 2018 |  | 2017 |
Corporate tax receivable |  | $ | 11,818 |  | $ | 11,454 |
Prepayments |  | 7,906 |  | 6,120 |
Clinical materials |  | 1,190 |  | 3,760 |
Other current assets |  | 927 |  | 382 |
|  | $ | 21,841 |  | $ | 21,716 |

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