btleaaloL si a tvelosnineec a1lpha- nda tBae ridenercga naoanits.tg In the ecstvaur,lua 1-apalh otprcesre rae bsolrepnsei ofr lsvarauc ntircisnooct chwhi ainresecs olbdo ecsitrsmpsye/eurs rucalasv tasc.esiern nAiomtgnsa owuld ceradsee eth P.B tA eth eams mi,te at-B1e rtcoeeprs in hte arteh era oesbilrpsen rfo a tspieovi nioipotcr adn onpohictorcr tecsf,fe aregsicnin obth atrhe erta and tciircaotlty.n tgAonansim ta the e-aB1t pocsetrer in eht htrea wodlu eracsede aetrh at.er

A) re-Altulob hosrt inacgt Be-at2 nitasog, dsue for thbniocadonirol ni teh snug.l ehrTe si ylclaipty on rlega esmcstiy rnio.sbptoa )C n-emltonehaPi a cnosveneit-le 1-paalh dna pl2aa-h rvieslbere vipeeittcmo to,aitannsg ti cna eb seud ni eyritphvsnee rseeegmeicn or in adyunaR enemohopnn. It olwud not cfetfe rahte rte.a )D nPsz-roai an -1aalph gnnstioa,ta ti nca be dues to ttear inptnseyeroh ro ot etatr emarnthisg ctaoiaesds htwi TPD.S It loudw not tfefec traeh erta E) oaonlP-prlo a oeetv-ndi-areicsncol eBta gnoaiatns,t sedu rof myan icacard ,siessu for xe,ytina nad in cs.ohmpreohceomtoy hTsi lduow ont etaffc stymecis cruvlsaa nrtecais.se

B1-selective antagonists start with a letters A-M & end in -olol.

• acebutolol, atenolol, betaxolol, bisoprolol, esmolol, metoprolol

Nonselective antagonists (B1=B2) start with letters N-Z & end in -olol.

• nadolol, pindolol, propanolol, timolol

Nonselective alpha & beta antagonists end in -ilol or -alol

• carvedilol

• labetalol

Source: FA 20 p245