um ▁and ▁patch es ▁are ▁class ified ▁General ▁S ale ▁and ▁can ▁be ▁sold ▁in ▁out lets ▁other ▁than ▁ph arma cies , ▁e . g . ▁pet rol ▁stations ▁and ▁super mark ets . ▁This ▁has ▁resulted ▁in ▁a ▁ste ep ▁fall ▁in ▁the ▁ret ail ▁price , ▁particularly ▁from ▁online ▁New ▁Zealand ▁stores . ▁ ▁This ▁tr end ▁away ▁from ▁only ▁being ▁sold ▁over ▁the ▁counter ▁( S 3 ) ▁at ▁ph arma cies ▁also ▁followed ▁in ▁Australia ▁with ▁sharp ▁price ▁falls ▁in ▁the ▁last ▁year [ ref = 2 0 1 0 ] ▁and ▁wide ▁avail ability . ▁Nic ot ine ▁g um , ▁lo z eng es ▁and ▁similar ▁prepar ations ▁can ▁be ▁now ▁readily ▁found ▁on ▁the ▁sh elf ▁in ▁the ▁medic inal ▁a is le ▁of ▁most ▁major ▁chain ▁super mark ets ▁and ▁can ▁be ▁purchased ▁alongside ▁other ▁gro c ery ▁items . ▁ ▁In ▁the ▁United ▁Kingdom ▁many ▁N RT ▁products ▁are ▁available ▁in ▁sh ops , ▁super mark ets , ▁pet rol ▁stations ▁and ▁even ▁schools , ▁although ▁an ▁age ▁limit ▁of ▁ 1 2 ▁is ▁required . ▁O wn - brand ▁N RT ▁products ▁are ▁available ▁from ▁some ▁ph arm acy ▁ch ains . ▁The ▁National ▁Health ▁Service ▁( N HS ) ▁provides ▁N RT ▁at ▁a ▁disc ount ed ▁price ▁or ▁free ▁of ▁charge . ▁ ▁Nic ot in ell ▁was ▁one ▁of ▁the ▁biggest ▁s elling ▁brand ed ▁over - the - counter ▁medic ations ▁sold ▁in ▁Great ▁Britain ▁in ▁ 2