Pregnancy Category Drug List (N-R)

This database is prepared based on Australian (TGA) categorization system for prescribing medicines in pregnancyHere we listed out the common drugs with pregnancy category (A, B1, B2, B3, C, D, and X).

  • nabiximols – B2
  • nabumetone – C
  • nadroparin – C
  • nafarelin – D
  • nalidixic acid – A
  • naloxone – B1
  • naltrexone – B3
  • nandrolone – D
  • naproxen – C
  • naratriptan – B3
  • natalizumab – C
  • nateglinide – C
  • nebivolol – C
  • nedocromil – B1
  • nefazodone – B3
  • nelfinavir – B2
  • neomycin – D
  • neostigmine – B2
  • nepafenac – C
  • neratinib – D
  • neratinib maleate – D
  • netilmicin – D
  • netupitant / palonosetron – D
  • nevirapine – B3
  • nicardipine – C
  • nicorandil – B3
  • nicotine – D
  • nicotinic acid – B2
  • nicotinyl alcohol – B1
  • nifedipine – C
  • nilotinib – D
  • nimodipine – C
  • nintedanib esilate – D
  • niraparib  -D
  • nirmatrelvir – B3
  • nirsevimab – B2
  • nisoldipine – C
  • nitisinone – B3
  • nitrazepam – C
  • nitric oxide – B2
  • nitrofurantoin (short term therapy) – A
  • nitrous oxide – A
  • nivolumab – D
  • nizatidine – B3
  • nomegestrol with estradiol – B3
  • nonacog alfa (rch) – B2
  • nonoxinol 9 – A
  • norelgestromin with ethinylestradiol – B3
  • norethisterone – D
  • norfloxacin – B3
  • nortriptyline – C
  • nusinersen – B1
  • nystatin – A
  • obeticholic acid – B1
  • obinutuzumab – C
  • ocrelizumab – C
  • ocriplasmin – B2
  • octocog alfa (factor VIII – rch) – B2
  • octoxinol – A
  • octreotide – C
  • oestrone – B1
  • ofatumumab (rmc) – C
  • ofloxacin – B3
  • olanzapine – C
  • olaparib – D
  • olipudase alfa – D
  • olmesartan – D
  • olodaterol (olodaterol hydrochloride) – B3
  • olodaterol / tiotropium bromide – B3
  • olopatadine – B1
  • olsalazine – C
  • omalizumab – B1
  • omega-3-acid ethyl esters 90 – B1
  • omeprazole – B3
  • onasemnogene abeparvovec – B2
  • ondansetron – B1
  • opicapone – B2
  • opium alkaloids and derivatives – A
  • oral contraceptives, combined – B3
  • orciprenaline – A
  • orciprenaline – A
  • orlistat – B1
  • ornipressin – B3
  • orphenadrine – B2
  • oseltamivir – B1
  • osilodrostat – D
  • osimertinib – D
  • oxaliplatin – D
  • oxandrolone – D
  • oxazepam – C
  • oxcarbazepine – D
  • oxpentifylline (pentoxifylline) – B1
  • oxprenolol – C
  • oxybuprocaine – D
  • oxybutynin – B1
  • oxycodone – C
  • oxycodone / naloxone – C
  • oxymetholone – D
  • oxyquinoline sulfate – A
  • oxytetracycline – D
  • oxytocin – A
  • ozanimod – D
  • paclitaxel – D
  • palbociclib – D
  • palifermin – B3
  • paliperidone – C
  • palonosetron – B1
  • pamidronate – B3
  • pancuronium – B2
  • panitumumab – C
  • panobinostat – D
  • pantoprazole – B3
  • papaveretum – C
  • papaverine – B3
  • papaverine – B3
  • paracetamol – A
  • paracetomol / tramadol – C
  • paraldehyde – D
  • parecoxib – C
  • paricalcitol – C
  • paritaprevir / ritonavir / ombitasvir – B3
  • paritaprevir / ritonavir / ombitasvir with ribavirin – X
  • paritaprevir/ritonavir/ombitasvir/dasabuvir – B3
  • paritaprevir/ritonavir/ombitasvir/dasabuvir/ribavirin – X
  • paroxetine – D
  • pasireotide diaspartate – B3
  • pasireotide embonate – B3
  • patiromer (as sorbitex calcium) – B1
  • patisiran – D
  • pazopanib – D
  • pegaspargase – D
  • pegcetacoplan – B3
  • pegfilgrastim – B3
  • peginterferon alfa-2a – B3
  • peginterferon beta-1a (rch) – D
  • pegvaliase – D
  • pegvisomant – B3
  • pembrolizumab – D
  • pemetrexed – D
  • pemigatinib – D
  • penciclovir – B1
  • penicillamine – D
  • pentamidine – B3
  • pentastarch – B3
  • pentazocine – C
  • pentobarbitone – C
  • pentosan polysulfate sodium – B1
  • pentoxifylline – B1
  • peramivir – B3
  • perampanel hemisesquihydrate – B3
  • perflutren – B3
  • pergolide – C
  • perhexiline – B2
  • periciazine  – C
  • perindopril  – D
  • permethrin – B2
  • perphenazine – C
  • pertuzumab – D
  • pethidine – C
  • phenelzine – B3
  • phenindione – D
  • pheniramine – A
  • phenobarbital – D
  • phenobarbitone (phenobarbital) – D
  • phenolphthalein – B2
  • phenoperidine – C
  • phenoxybenzamine – B2
  • phenoxymethylpenicillin – A
  • phensuximide – D
  • phentermine – B2
  • phentolamine – B1
  • phenylbutazone – C
  • phenylephrine – B2
  • phenylpropanolamine – B2
  • phenytoin sodium – D
  • pholcodine – A
  • physostigmine – C
  • pilocarpine – B3
  • pimecrolimus – B3
  • pimozide – C
  • pindolol – C
  • pioglitazone – B3
  • pipecuronium – C
  • piperacillin – B1
  • piperacillin with tazobactam – B1
  • piperazine oestrone sulfate (estropipate) – B1
  • piperonyl butoxide – B3
  • pirfenidone – B3
  • piroxicam – C
  • pitavastatin – D
  • pizotifen – B1
  • plerixafor – D
  • plitidepsin – D
  • pneumococcal vaccine, capsular polysaccharides – B2
  • pneumococcal vaccine, polysaccharides conjugate – B1
  • podophyllotoxin – D
  • polatuzumab vedotin – D
  • poliomyelitis vaccine (injection) – B2
  • poliomyelitis vaccine (oral) – A
  • pomalidomide – X
  • ponatinib (as hydrochloride) – D
  • ponesimod – D
  • posaconazole – B3
  • prabotulinumtoxinA – B3
  • pralatrexate –  D
  • pralsetinib – D
  • pramipexole – B3
  • prasterone – D
  • prasugrel – B1
  • pravastatin – D
  • praziquantel – B1
  • prazosin – B2
  • prednisolone – A
  • prednisone – A
  • Pregabalin – D
  • prilocaine (with or without felypressin) – A
  • primaquine phosphate – D
  • primidone – D
  • probenecid – B2
  • probucol – B1
  • procainamide – B2
  • procaine benzylpenicillin – A
  • procaine hydrochloride – B2
  • procaine penicillin (procaine benzylpenicillin) – A
  • procarbazine – D
  • prochlorperazine – C
  • procyclidine – A
  • progesterone – A
  • progestogen only contraceptives – B3
  • proguanil – B2
  • promazine  – C
  • promethazine – C
  • propantheline – B2
  • propantheline – B2
  • propofol  – C
  • propranolol – C
  • propylthiouracil – D
  • protamine – B2
  • protein c (human) – B2
  • protriptyline – C
  • proxymetacaine – B2
  • prucalopride – B1
  • pseudoephedrine – B2
  • pyrantel embonate – B2
  • pyrazinamide – B2
  • pyrethrins – B2
  • pyridostigmine – C
  • pyrimethamine – B3
  • quetiapine – C
  • quinagolide – B3
  • quinapril – D
  • quinethazone – C
  • quinidine – C
  • quinine – D
  • rabeprazole – B1
  • rabies vaccine (inactivated) – B2
  • radium (223Ra) dichloride – X
  • raloxifene – X
  • raltegravir (400mg BID) – A
  • raltegravir (excluding 400mg BID) – B3
  • raltitrexed – D
  • ramipril – D
  • ramucirumab (rmc) – D
  • ranibizumab – D
  • ranitidine – B1
  • rasagiline – B3
  • rasburicase – B2
  • ravulizumab – B2
  • reboxetine – B1
  • regdanvimab – B2
  • regorafenib – D
  • Remdesivir – B2
  • remifentanil – C
  • repaglinide – C
  • reteplase – C
  • retigabine – B3
  • ribavirin – X
  • ribociclib – D
  • rifabutin – C
  • rifampicin – C
  • Rifaximin – B1
  • rilpivirine – B1
  • riluzole – B3
  • rimegepant – B1
  • rimiterol – A
  • riociguat – X
  • ripretinib – D
  • risankizumab – B1
  • risdiplam – D
  • risedronate – B3
  • risperidone – C
  • ritonavir – B3
  • rituximab – C
  • rivaroxaban  – C
  • rivastigmine – B2
  • rizatriptan – B1
  • rocuronium – B2
  • rofecoxib – C
  • romidepsin – D
  • romiplostim – B3
  • romosozumab – B3
  • ropinirole – B3
  • ropivacaine – B1
  • rosiglitazone – B3
  • rosiglitazone / metformin – C
  • rosuvastatin – D
  • rosuvastatin / ezetimibe – D
  • rotavirus vaccine  – B2
  • rotigotine – B3
  • roxithromycin – B1
  • rufinamide – B3
  • rurioctocog alfa pegol – B2
  • ruxolitinib phosphate – C


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