Red Hi Visibility Reflective Safety Vest

Product Information

Absolute erythrocytosis" is where your body produces too many red blood cells. There are 2 main types: WEB_866946","WEB_2866887","WEB_3642866","WEB_3230830","WEB_3230831","WEB_3230832","WEB_3230833","WEB_329303","WEB_3230473","WEB_3642887","WEB_3229964","WEB_3229536","WEB_329560","WEB_3230989","WEB_3229550","WEB_329398","WEB_329399","WEB_329259","WEB_3642865","WEB_4198034","WEB_329501","WEB_329401","WEB_329972","WEB_3642885","WEB_3230107","WEB_3231215","WEB_3230000","WEB_329980","WEB_329451","WEB_3230794","WEB_3230093","WEB_3230620","WEB_3230612","WEB_3229813","WEB_2933452","WEB_329513","WEB_866933","WEB_3230064","WEB_866943","WEB_5635357","WEB_73","WEB_3229676","WEB_866904","WEB_3230751","WEB_3230079","WEB_3229931","WEB_3229565","WEB_329571","WEB_3229847","WEB_3229549","WEB_3229848","WEB_5604646","WEB_35","WEB_203","WEB_3231139","WEB_3230825","WEB_108","WEB_3231158","WEB_3230176","WEB_329445","WEB_329561","WEB_5570804","WEB_3642868","WEB_329404","WEB_3229998","WEB_3229651","WEB_3229652","WEB_3229594","WEB_5613706","WEB_85","WEB_3230383","WEB_3230407","WEB_3230586","WEB_3230753","WEB_3230408","WEB_3230177","WEB_329605","WEB_329606","WEB_329607","WEB_329608","WEB_329609","WEB_329610","WEB_329315","WEB_329611","WEB_3230038","WEB_3229661","WEB_329507","WEB_3229662","WEB_1009077","WEB_329963","WEB_329623","WEB_329959","WEB_3642906","WEB_4242262","WEB_329962","WEB_866965","WEB_866966","WEB_329907","WEB_329883","WEB_329428","WEB_329885","WEB_3229538","WEB_3230447","WEB_866885","WEB_3231144","WEB_3230172","WEB_329638","WEB_3231153","WEB_3231129","WEB_3229677","WEB_3230803","WEB_3231389","WEB_3231227","WEB_3231216","WEB_3230654","WEB_3231390","WEB_3230041","WEB_74","WEB_3229846","WEB_329887","WEB_329977","WEB_3230082","WEB_5547429","WEB_92","WEB_3230169","WEB_329419","WEB_96","WEB_80","WEB_3229547","WEB_3229837","WEB_3230416","WEB_3230575","WEB_3231073","WEB_3229713","WEB_3230822","WEB_3231076","WEB_3230384","WEB_3230385","WEB_3230804","WEB_3229827","WEB_329403","WEB_329260","WEB_329414","WEB_866910","WEB_329421","WEB_329262","WEB_329722","WEB_866877","WEB_329429","WEB_329263","WEB_329236","WEB_329728","WEB_329430","WEB_3229838","WEB_866900","WEB_866938","WEB_5","WEB_329261","WEB_3230427","WEB_3229839","WEB_3230761","WEB_3230004","WEB_3231392","WEB_3230114","WEB_3229716","WEB_4198040","WEB_329973","WEB_329974","WEB_329975","WEB_5604647","WEB_329562","WEB_3230566","WEB_3230393","WEB_3230382","WEB_3230735","WEB_3229840","WEB_3229841","WEB_3230419","WEB_3231405","WEB_3231138","WEB_3231408","WEB_329577","WEB_329649","WEB_3230115","WEB_3230435","WEB_3229979","WEB_3229826","WEB_3229660","WEB_3229655","WEB_3229659","WEB_3229656","WEB_3229657","WEB_3229658","WEB_3229595","WEB_329405","WEB_5576316","WEB_329505","WEB_329277","WEB_329544","WEB_3231393","WEB_5448652","WEB_329590","WEB_329407","WEB_65","WEB_71","WEB_70","WEB_38","WEB_329624","WEB_329341","WEB_329619","WEB_67","WEB_5614917","WEB_5614916","WEB_66","WEB_69","WEB_68","WEB_3230398","WEB_3229999","WEB_3230459","WEB_329572","WEB_3231123","WEB_3230460","WEB_3229842","WEB_3230624","WEB_3230819","WEB_3230121","WEB_3230820","WEB_3230626","WEB_3229832","WEB_3229546","WEB_3230634","WEB_3230628","WEB_3229833","WEB_3230638","WEB_330018","WEB_3230110","WEB_97","WEB_3229968","WEB_3229969","WEB_3230755","WEB_3229596","WEB_3231351","WEB_3231131","WEB_3231354","WEB_3231121","WEB_3231352","WEB_3230821","WEB_3230841","WEB_3231154","WEB_3231357","WEB_3230843","WEB_3231156","WEB_3231151","WEB_3231355","WEB_3231132","WEB_3231353","WEB_3231122","WEB_3230840","WEB_3230170","WEB_3230126","WEB_3229516","WEB_3230436","WEB_329889","WEB_329891","WEB_329508","WEB_329509","WEB_329510","WEB_329582","WEB_329511","WEB_329512","WEB_329278","WEB_3230767","WEB_3229986","WEB_866914","WEB_866913","WEB_3229843","WEB_329563","WEB_3230811","WEB_3230106","WEB_3229663","WEB_3229664","WEB_329436","WEB_329541","WEB_329957","WEB_3230418","WEB_3231228","WEB_3231356","WEB_3230127","WEB_3230175","WEB_3229678","WEB_329583","WEB_3229666","WEB_3229667","WEB_3229665","WEB_3229597","WEB_329648","WEB_329411","WEB_5086746","WEB_329625","WEB_329280","WEB_329635","WEB_329633","WEB_329634","WEB_329281","WEB_329976","WEB_329978","WEB_3229850","WEB_3230747","WEB_3230749","WEB_3229933","WEB_3230576","WEB_3229978","WEB_3230850","WEB_329550","WEB_329551","WEB_329552","WEB_3230083","WEB_3230084","WEB_3230085","WEB_329553","WEB_3230087","WEB_329554","WEB_329545","WEB_329576","WEB_329547","WEB_329548","WEB_329304","WEB_329549","WEB_3230086","WEB_329555","WEB_3230081","WEB_3229715","WEB_3230063","WEB_3229566","WEB_329305","WEB_3230781","WEB_3230088","WEB_3229496","WEB_3229686","WEB_3229670","WEB_3229669","WEB_329556","WEB_3229689","WEB_3229675","WEB_3229672","WEB_3229598","WEB_3229601","WEB_329557","WEB_3229688","WEB_329306","WEB_3229679","WEB_329559","WEB_329660","WEB_78","WEB_206","WEB_3230090","WEB_3229567","WEB_3230662","WEB_3230782","WEB_3230111","WEB_329744","WEB_329740","WEB_3229994","WEB_3229583","WEB_3229680","WEB_329573","WEB_3229710","WEB_82","WEB_329543","WEB_6","WEB_5636715","WEB_3230975","WEB_3231348","WEB_3231113","WEB_329596","WEB_3229987","WEB_3230465","WEB_2696941","WEB_329627","WEB_3231209","WEB_3230848","WEB_3642888","WEB_866878","WEB_3229722","WEB_3230809","WEB_329502","WEB_329564","WEB_3230078","WEB_329342","WEB_329616","WEB_329546","WEB_329558","WEB_329565","WEB_329584","WEB_3230844","WEB_3231157","WEB_3229709","WEB_4198033","WEB_329881","WEB_3230656","WEB_329877","WEB_329645","WEB_329344","WEB_329620","WEB_4537614","WEB_329345","WEB_329617","WEB_329234","WEB_329267","WEB_3230105","WEB_3231217","WEB_3231211","WEB_3231210","WEB_3231212","WEB_3230423","WEB_3229967","WEB_3230116","WEB_3231098","WEB_3230058","WEB_3230729","WEB_329628","WEB_3230386","WEB_3229814","WEB_329893","WEB_329438","WEB_3230676","WEB_329585","WEB_3229828","WEB_329437","WEB_3229816","WEB_3229545","WEB_5097624","WEB_3230387","WEB_3229815","WEB_5097633","WEB_329264","WEB_866942","WEB_866924","WEB_5604661","WEB_329566","WEB_3231391","WEB_75","WEB_39","WEB_329307","WEB_3230783","WEB_3231079","WEB_3230823","WEB_3231077","WEB_3231092","WEB_329586","WEB_3230682","WEB_3230448","WEB_3230449","WEB_3229851","WEB_3230039","WEB_3230757","WEB_329637","WEB_329966","WEB_329967","WEB_329968","WEB_329969","WEB_329971","WEB_329970","WEB_3229996","WEB_3230389","WEB_3229817","WEB_329659","WEB_77","WEB_207","WEB_5601579","WEB_76","WEB_3229515","WEB_4198032","WEB_3229718","WEB_3229519","WEB_3229717","WEB_3229517","WEB_3229723","WEB_4198002","WEB_4198029","WEB_4198031","WEB_4198030","WEB_3229518","WEB_866872","WEB_3230567","WEB_3230568","WEB_4139623","WEB_329734","WEB_329433","WEB_329738","WEB_329434","WEB_866967","WEB_3231152","WEB_3229681","WEB_3230001","WEB_329879","WEB_866902","WEB_329574","WEB_329308","WEB_3230789","WEB_329591","WEB_59","WEB_3230666","WEB_3230569","WEB_41","WEB_329873","WEB_3231145","WEB_3229970","WEB_3230688","WEB_3230690","WEB_3231053","WEB_3230652","WEB_3231083","WEB_3231084","WEB_3231085","WEB_3229836","WEB_329516","WEB_329514","WEB_329515","WEB_81","WEB_329309","WEB_3230091","WEB_3229568","WEB_60","WEB_3230005","WEB_3230470","WEB_3230466","WEB_3230467","WEB_3231055","WEB_3230468","WEB_3229542","WEB_3230395","WEB_3229540","WEB_3231402","WEB_5601580","WEB_3231175","WEB_329412","WEB_3231027","WEB_3230791","WEB_3230790","WEB_3231358","WEB_329643","WEB_329644","WEB_329642","WEB_329283","WEB_3231359","WEB_3230165","WEB_3230684","WEB_3229844","WEB_3230686","WEB_3230668","WEB_3230094","WEB_3230793","WEB_3230396","WEB_3230391","WEB_3230801","WEB_3230392","WEB_3230802","WEB_3230800","WEB_3229977","WEB_3229818","WEB_329447","WEB_3231130","WEB_866962","WEB_3229564","WEB_3231075","WEB_3231072","WEB_3231071","WEB_3230054","WEB_3230098","WEB_3230099","WEB_3230097","WEB_3230100","WEB_3230805","WEB_3230101","WEB_3229569","WEB_3230102","WEB_5635310","WEB_866903","WEB_3230103","WEB_3229570","WEB_329506","WEB_3231088","WEB_3231090","WEB_3231398","WEB_3231399","WEB_3231095","WEB_3231089","WEB_3231091","WEB_3230057","WEB_3230574","WEB_3229965","WEB_3230573","WEB_329597","WEB_866922","WEB_866923","WEB_329612","WEB_329622","WEB_329542","WEB_3229834","WEB_3229721","WEB_3231133","WEB_3230002","WEB_3229582","WEB_3229571","WEB_3231213","WEB_3229819","WEB_3231176","WEB_3229599","WEB_329567","WEB_3230648","WEB_3230796","WEB_3230818","WEB_3230113","WEB_329736","WEB_3230008","WEB_3230733","WEB_3230731","WEB_329746","WEB_329724","WEB_329748","WEB_329750","WEB_329431","WEB_3231218","WEB_79","WEB_329661","WEB_329410","WEB_3231219","WEB_3230401","WEB_329897","WEB_329540","WEB_329600","WEB_61","WEB_3230026","WEB_3230454","WEB_329602","WEB_329603","WEB_3231115","WEB_329400","WEB_3229541","WEB_329575","WEB_3230834","WEB_3229711","WEB_4198044","WEB_3231147","WEB_3231220","WEB_3230827","WEB_3231141","WEB_205","WEB_36","WEB_329568","WEB_102","WEB_329310","WEB_3230065","WEB_3230570","WEB_3229543","WEB_3229981","WEB_3229539","WEB_3230067","WEB_3230021","WEB_3230452","WEB_3230453","WEB_3231395","WEB_3230424","WEB_3230425","WEB_3229972","WEB_3230432","WEB_3230434","WEB_3230433","WEB_3230426","WEB_3231029","WEB_3230430","WEB_3230431","WEB_3229974","WEB_3230428","WEB_3229973","WEB_3231160","WEB_3230168","WEB_3230020","WEB_3231125","WEB_329443","WEB_329415","WEB_329416","WEB_3230025","WEB_329238","WEB_866875","WEB_1346844","WEB_5604645","WEB_3229989","WEB_329899","WEB_3230412","WEB_3230053","WEB_3229831","WEB_3230765","WEB_3230577","WEB_3230642","WEB_3229835","WEB_3229682","WEB_3230438","WEB_3229683","WEB_3231093","WEB_3230443","WEB_3230475","WEB_3231126","WEB_3230006","WEB_3230402","WEB_3230403","WEB_3229820","WEB_3230806","WEB_3230828","WEB_3231142","WEB_3230813","WEB_3230023","WEB_329413","WEB_89","WEB_43","WEB_5097635","WEB_3231081","WEB_3229971","WEB_3229537","WEB_5638922","WEB_329621","WEB_329422","WEB_3230429","WEB_3230771","WEB_3230769","WEB_40","WEB_329287","WEB_329587","WEB_5080731","WEB_5550906","WEB_5550907","WEB_3230080","WEB_5635309","WEB_329579","WEB_3231229","WEB_3231096","WEB_3231097","WEB_3230414","WEB_329448","WEB_866901","WEB_3230650","WEB_329450","WEB_329592","WEB_3230670","WEB_3229852","WEB_3231397","WEB_329979","WEB_329629","WEB_866986","WEB_329965","WEB_329626","WEB_329630","WEB_329961","WEB_866894","WEB_329964","WEB_329632","WEB_329631","WEB_329589","WEB_3230737","WEB_3230739","WEB_5638921","WEB_329613","WEB_866931","WEB_866930","WEB_866928","WEB_866927","WEB_866932","WEB_866929","WEB_329311","WEB_3230743","WEB_3230741","WEB_3230019","WEB_3231360","WEB_329449","WEB_3231177","WEB_2533001","WEB_3231127","WEB_3231086","WEB_5636716","WEB_50","WEB_329651","WEB_3231078","WEB_3230824","WEB_3230055","WEB_3230122","WEB_3230829","WEB_3231143","WEB_3230123","WEB_3230171","WEB_53","WEB_329654","WEB_5636714","WEB_329286","WEB_329588","WEB_3230759","WEB_329646","WEB_329284","WEB_329647","WEB_329650","WEB_329981","WEB_329639","WEB_329282","WEB_54","WEB_329655","WEB_3229853","WEB_3229551","WEB_3230108","WEB_3231396","WEB_51","WEB_55","WEB_329656","WEB_56","WEB_329657","WEB_57","WEB_329658","WEB_3230095","WEB_3230096","WEB_109","WEB_3230117","WEB_3230129","WEB_3230089","WEB_1553054","WEB_3230388","WEB_3230745","WEB_3230797","WEB_99","WEB_3229854","WEB_3230976","WEB_3229855","WEB_329435","WEB_3230404","WEB_3230405","WEB_3229821","WEB_3230987","WEB_329423","WEB_3230417","WEB_3229966","WEB_3229990","WEB_3231087","WEB_3229572","WEB_3231114","WEB_329598","WEB_3230130","WEB_329956","WEB_329446","WEB_3229653","WEB_3230042","WEB_3231149","WEB_3229584","WEB_3231150","WEB_44","WEB_1346849","WEB_103","WEB_3229991","WEB_329317","WEB_866936","WEB_866939","WEB_329316","WEB_3230614","WEB_329240","WEB_866911","WEB_3231361","WEB_3231162","WEB_3231161","WEB_3230672","WEB_3230043","WEB_329312","WEB_3230785","WEB_329580","WEB_3230049","WEB_329440","WEB_329441","WEB_3231350","WEB_98","WEB_45","WEB_3229988","WEB_329346","WEB_329618","WEB_3230109","WEB_329569","WEB_3231074","WEB_3230640","WEB_329601","WEB_329313","WEB_3230410","WEB_3229822","WEB_4964835","WEB_3229573","WEB_3230118","WEB_329439","WEB_5041784","WEB_5041782","WEB_5041783","WEB_3230582","WEB_3230584","WEB_329503","WEB_3230588","WEB_3230590","WEB_3229823","WEB_3229992","WEB_329593","WEB_3230132","WEB_3230133","WEB_3230845","WEB_3230128","WEB_3229574","WEB_3230836","WEB_3230124","WEB_3230125","WEB_3230400","WEB_3231028","WEB_3230853","WEB_329424","WEB_3229719","WEB_329752","WEB_329754","WEB_3230112","WEB_3230003","WEB_3230592","WEB_3230594","WEB_3229824","WEB_329425","WEB_3229714","WEB_329875","WEB_3231186","WEB_3230792","WEB_329604","WEB_3230092","WEB_329314","WEB_3230477","WEB_3230476","WEB_3230007","WEB_866940","WEB_3229585","WEB_3229494","WEB_3231401","WEB_3231094","WEB_3230051","WEB_3231187","WEB_3231183","WEB_3231184","WEB_3230444","WEB_3231185","WEB_3231188","WEB_3230445","WEB_3230441","WEB_3230442","WEB_3229980","WEB_3230450","WEB_3229982","WEB_3231189","WEB_3230446","WEB_3229600","WEB_3229687","WEB_3230571","WEB_3231136","WEB_3230977","WEB_329442","WEB_866985","WEB_329958","WEB_91","WEB_329426","WEB_90","WEB_37","WEB_208","WEB_3230596","WEB_3230798","WEB_3230799","WEB_95","WEB_84","WEB_87","WEB_104","WEB_3231178","WEB_3229983","WEB_3231030","WEB_3230437","WEB_3229975","WEB_329726","WEB_3230050","WEB_329594","WEB_5601581","WEB_105","WEB_93","WEB_3230572","WEB_866925","WEB_100","WEB_46","WEB_3231128","WEB_329417","WEB_3230618","WEB_329901","WEB_330019","WEB_329444","WEB_5604648","WEB_3230604","WEB_3231106","WEB_3231103","WEB_5570805","WEB_3231108","WEB_5601578","WEB_5604644","WEB_3231225","WEB_3231403","WEB_5601583","WEB_3231104","WEB_3230600","WEB_3231110","WEB_3230062","WEB_3229825","WEB_5602081","WEB_3231222","WEB_3231223","WEB_3230598","WEB_3231105","WEB_3231107","WEB_5635356","WEB_3229490","WEB_3230680","WEB_3230678","WEB_3229845","WEB_3229548","WEB_3230855","WEB_3230851","WEB_3230852","WEB_3230131","WEB_3229575","WEB_3230817","WEB_3230773","WEB_3230658","WEB_3229673","WEB_3231054","WEB_3231124","WEB_3230166","WEB_47","WEB_3230440","WEB_3229976","WEB_3231109","WEB_3230167","WEB_209","WEB_3229984","WEB_329250","WEB_3230660","WEB_330020","WEB_330021","WEB_866990","WEB_329903","WEB_3229856","WEB_329427","WEB_3230056","WEB_3230807","WEB_3230674","WEB_329730","WEB_329599","WEB_86","WEB_329636","WEB_329614","WEB_42","WEB_866934","WEB_3230784","WEB_329581","WEB_329595","WEB_3230854","WEB_329409","WEB_329266","WEB_329570","WEB_3642867","WEB_4198035","WEB_866944","WEB_3231146","WEB_3229712","WEB_4198043","WEB_3229810","WEB_3230380","WEB_3229812","WEB_3229544","WEB_5448653","WEB_329418","WEB_3230775","WEB_3229993","WEB_3230457","WEB_329756","WEB_329732","WEB_3230120","WEB_3230119","WEB_329905","WEB_3230411","WEB_94","WEB_329343","WEB_329615","WEB_83","WEB_64","WEB_3230474","WEB_58","WEB_101","WEB_3230068","WEB_3229586","WEB_329285","WEB_3229492","WEB_3230066","WEB_3231112","WEB_3229684","WEB_3230451","WEB_329517"] Having erythrocytosis means you're already at high risk of a blood clot, and being overweight or smoking only increases this risk.

Healthcare providers measure your red blood cell count to diagnose medical conditions and learn more about your health. What’s considered normal may vary depending on where you’re tested. But in general, normal red blood cell counts are: Seek medical help immediately if you or someone you're with shows signs of DVT or a pulmonary embolism. These include: You can’t always prevent a high red blood cell count. But, there are things you can do to lower your risk. For example: We supply Hi Vis Vests and workwear across the UK including England, Northern Ireland, Scotland & Scottish Highlands, Wales – Aberdeen – Bath – Belfast – Birmingham – Bournemouth – Bradford – Brighton & Hove – Bristol – Cambridge Cardiff – Cork – Coventry – Derby – Dublin – Dundee – Edinburgh – Essex – Exeter – Glasgow – Gloucester – Guildford – Hull – Inverness – Ipswich – Kent – Lancashire – Leeds – Leicester – Liverpool – Luton – Manchester Middlesbrough – Milton Keynes – Newcastle – Norwich – Nottingham – Oxford – Plymouth – Portsmouth – Reading- Sheffield – Poole – Southampton – Stoke -Sunderland – Swansea – Swindon- York- Yeovil – London – City Of London – Salisbury – Weymouth & Portland – Dorset – Devon – Cornwall – Hampshire – Essex & Surrey As well as improving some cases of apparent erythrocytosis, making healthy lifestyle changes can also reduce the risk of potentially serious blood clots for people with all types of erythrocytosis.In cases of polycythaemia vera, medicine may be prescribed to slow down the production of red blood cells. Secondary erythrocytosis is where an underlying condition causes more erythropoietin to be produced. This is a hormone produced by the kidneys that stimulates the bone marrow cells to produce red blood cells. a problem with the kidneys – such as a kidney cancer or narrowing of the arteries supplying blood to the kidneys Erythrocytosis, sometimes called polycythaemia, means having a high concentration of red blood cells in your blood.

Make an appointment to see your GP if you have persistent symptoms of erythrocytosis. These include: Treatment for erythrocytosis aims to prevent symptoms and complications (such as blood clots), and treat any underlying causes. Venesection (removing blood) hydroxycarbamide – this medicine is taken as tablets every morning and is generally tolerated well. But you should not take it if you're pregnant or trying to become pregnant Ours printed vis vests are the best possible price for the popular yellow and orange vests then all you pay is to get your logo printed on it if required. Yellow and Orange fully Conform to EN ISO 20471 Class 2, and Orange conforms to RIS3279 TOM (*other colours NOT EN ISO 20471)

Prices will change when you resize the design, and you will receive quantity discounts which are added total quantity amount is added to your basket. If you have polycythaemia vera, daily low-dose aspirin tablets may be prescribed to help prevent blood clots and reduce the risk of serious complications. Although caused by a genetic change, polycythaemia vera isn't usually inherited. Most cases develop later in life. The average age at diagnosis is 60. Secondary erythrocytosis Many different medicines are available and your specialist will take into account your age and health, response to venesection and red blood cell count when choosing the most appropriate one for you. Examples include: The affected bone marrow cells can also develop into other cells found in the blood, which means that people with polycythaemia vera may also have abnormally high numbers of both platelets and white bloods cells.

If you are going to have a venesection, your hospital will give you more information about what is involved. Medicine to reduce red blood cells You may also be offered treatment with low-dose aspirin if you have apparent or secondary erythrocytosis and another health problem affecting your blood vessels, such as coronary heart disease or cerebrovascular disease. Treating and preventing other symptoms Polycythemia vera (a rare blood cancer in which your bone marrow produces too many red blood cells).

Need Help with Ordering?

Polycythaemia vera is rare. It's usually caused by a change in the JAK2 gene, which causes the bone marrow cells to produce too many red blood cells. It’s a slow-growing type of blood cancer. Many cancers actually cause your red blood cells to drop. However, there are some cancers that can result in a high red blood cell count, including: Some people may also need treatment for any other symptoms or complications of erythrocytosis they have, or for any underlying cause of the condition. chronic obstructive pulmonary disease (COPD) – this can cause an increase in erythropoietin, due to not enough oxygen reaching the body's tissues

Apparent erythrocytosis is often caused by being overweight, smoking, drinking too much alcohol or taking certain medicines – including diuretics (tablets for high blood pressure that make you pee more).interferon – this medicine is given by injection into the abdomen or thigh 1 to 3 times a week. You can inject it yourself at home once you've become familiar with how to do it. Interferon has the advantage that it can be taken in pregnancy, but it may cause unpleasant side effects, such as hair loss and flu-like symptoms But, if you have a high red blood cell count, it’s always a good idea to have additional testing done. This way, your healthcare provider can find the cause and determine if treatment is necessary. Can I prevent elevated red blood cells?