10a, not oddly david Cameron prepared a drink A????????
26a, hot claret poured around pudding ????????E
15d, too much booze here and it might dawn on you N???????B
17d, butcher starting to sell best medicine ????????R
4d, its normal to stop on a road S?????R?
18d, distressing detail about poor nag ???????T
10a Americano anag Cameron+(D)a(v)i(d) [not oddly]
26a Charlotte anag hot claret [Apple Charlotte]
15d Nightclub
17d Slaughter S(ell) + laughter [is the best medicine]
4d Standard stand+a+rd
18d Poignant detail = point around gna(poor nag) poi(gna)nt