<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.ilikuwa sawa na tramadol, madawa ya kulevya yaliyotengenezwa katika kipindi cha miaka 1970 na kawaida kutumika katika matibabu ya maumivu, anaelezea michel de waard, mkurugenzi wa utafiti wa inserm.  <response>: it was identical to tramadol, a synthetic drug developed in the 1970 years and commonly used in the treatment of pain, explains michel de waard, director of research at inserm. 