The parliament has voted in favour of establishing safe injection facilities by 79 to 27.
The Commons held a debate on cancer treatment.
The European Parliament approves legislation to beef up EU rules on car emissions tests in the wake of the dieselgate scandal.
An attempt to force the publication of a report into whether the sacking of a minister who died days later was leaked before a cabinet reshuffle has failed.
DUP leader Arlene Foster faces the RHI Inquiry to answer questions on her role in the botched energy scheme.
A debate on the customs union and more scrutiny of the EU Withdrawal Bill is ahead in Parliament next week.