Trimesters of pregnancy:
Pregnancy is divided into 3 trimesters
each lasting for three months.
First trimester:
First trimester starts from the first
day of the woman’s last menstrual period and last until the end of week 12.
major organs and body systems begin to form, and the heart starts beating.
Second trimester:
Second trimester starts from week
thirteen and last until the end of week 27. During this time the foetus grows
rapidly and become more active.
Third trimester:
Third trimester starts from be 28 and
last until the birth of the baby.
Contraindications of Drugs during pregnancy
- Metronidazole (flagyl) is Contraindicated in 1st trimester of pregnancy.
- Metronidazole can be use in 2nd and 3rd trimesters of pregnancy.
- Misoprostol (cytotec) is contraindicated in 1st
trimester of pregnancy.
- Misoprostol can be use in 2nd and 3rd trimesters of pregnancy.
- Tetracyclines is contraindicated in All trimesters
of pregnancy.
- Tetracyclines can’t use in pregnancy.
- Phenytoin is contraindicated in All trimesters
of pregnancy.
- Phenytoin can’t use in pregnancy.
- Streptomycin is contraindicated in All trimesters
of pregnancy.
- Streptomycin can’t use in pregnancy.
- Tamoxifen is contraindicated in All trimesters
of pregnancy.
- Tamoxifen can’t use in pregnancy.
- Amphetamine is contraindicated in All trimesters
of pregnancy.
- Amphetamine can’t use in pregnancy.
- Barbiturates is contraindicated in All trimesters
of pregnancy.
- Barbiturates can’t use in pregnancy.
- Androgens is contraindicated in 2nd
and 3rd trimesters of pregnancy.
- Androgens can be use in 1st trimester of pregnancy.
- Diazepam (valium) is contraindicated in All trimesters
of pregnancy.
- Diazepam can’t use in pregnancy.
- Diethylstilbesterol is contraindicated in All trimesters
of pregnancy.
- Diethylstilbesterol can’t use in pregnancy.
- Methadone is contraindicated in All trimesters
of pregnancy.
- Methadone can’t use in pregnancy.
- Busulfan is contraindicated in All trimesters
of pregnancy.
- Busulfan can’t use in pregnancy.
- Tricyclic antidepressants is contraindicated in 3rd
trimester of pregnancy.
- Tricyclic antidepressants can be use in 1st and 2nd trimesters of pregnancy.
- Isotretinoin is contraindicated in All trimesters
of pregnancy.
- Isotretinoin can’t use in pregnancy.
- Penicillamine is contraindicated in 1st
trimester of pregnancy.
- Penicillamine can be use in 2nd and 3rd trimesters of pregnancy.
- Phencyclidine is contraindicated in All trimesters
of pregnancy.
- Phencyclidine can’t use in pregnancy.
- Valproac acid is contraindicated in All trimesters
of pregnancy.
- Valproac acid can’t use in pregnancy.
- Warfarin in contraindicated in 1st
trimester of pregnancy.
- Warfarin can be use in 2nd and 3rd trimesters of pregnancy.
- ACE inhibitors is contraindicated in All trimesters
of pregnancy specially in 2nd and 3rd trimesters of
pregnancy.
- ACE inhibitors can’t use in pregnancy.
- Methotrexate is contraindicated in 1st
trimester of pregnancy.
- Methotrexate can be use in 2nd and 3rd trimesters of pregnancy.
- Ethanol is contraindicated in All trimesters
of pregnancy.
- Ethanol can’t use in pregnancy.
- Cocaine is contraindicated in All trimesters
of pregnancy.
- Cocaine can’t use in pregnancy.
- Carbamazepine is contraindicated in 1st
trimester of pregnancy.
- Carbamazepine can be use in 2nd and 3rd trimesters of pregnancy.
- Heroin is contraindicated in All trimesters
of pregnancy.
- Heroin can’t use in pregnancy.
- Chlorpropamide is contraindicated in All trimesters
of pregnancy.
- Chlorpropamide can’t use in pregnancy.
- Lithium is contraindicated In 1st
trimester of pregnancy.
- Lithium can be used in 2nd and 3rd trimesters of pregnancy.
- Iodides Is contraindicated in all trimesters
of pregnancy.
- Iodides Can’t use in pregnancy.
- Cyclophosphamide is contraindicated in 1st
trimester of pregnancy.
- Cyclophosphamide can be use in 2nd and 3rd trimesters of pregnancy.
- Mycophentolate mofetil is contraindicated in 1st
trimester of pregnancy.
- Mycophentolate mofetil can be use in 2nd and 3rd trimesters of pregnancy.
Learn more
Can Metronidazole be use in pregnancy?
Is Metronidazole is safe in pregnancy?
Can misoprostol be use in pregnancy?
Is misoprostol is safe in pregnancy?
Can tetracyclines be use in pregnancy?
Is tetracyclines is safe in pregnancy?
Can phenytoin be use in pregnancy?
Is phenytoin is safe in pregnancy?
Can streptomycin be use in pregnancy?
Is streptomycin is safe in pregnancy?
Can tamoxifen be use in pregnancy?
Can amphetamine be use in pregnancy?
Can barbiturates be use in pregnancy?
Is barbiturates is safe in pregnancy?
Can androgens be use in pregnancy?
Can diazepam be use in pregnancy?
Can diethylstilbesterol be use in
pregnancy?
Can methadone be use in pregnancy?
Can busulfan be use in pregnancy?
Can tricyclic antidepressants be use
in pregnancy?
Can isotretinoin be use in pregnancy?
Can penicillamine be use in pregnancy?
Can phencyclidine be use in pregnancy?
Can valproac acid be use in pregnancy?
Can warfarin be use in pregnancy?
Is warfarin is safe in pregnancy?
Can ACE inhibitors be use in
pregnancy?
Can methotrexate be use in pregnancy?
Can ethanol be use in pregnancy?
Can cocaine be use in pregnancy?
Is cocaine is safe in pregnancy?
Can carbamazepine be use in pregnancy?
Can heroin be use in pregnancy?
Is heroin is safe in pregnancy?
Can chlorpropamide be use in
pregnancy?
Can lithium be use in pregnancy?
Can iodides be use in pregnancy?
Can cyclophosphamide be use in
pregnancy?
Can mycophentolate mofetil be use in pregnancy?
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