| In such patients pulmonary arteriography is contraindicated unless a cardiac pacemaker is placed prior to the procedure. |
| In these situations oral non-steroidal anti-inflammatory drugs are contraindicated. |
| Immunization during pregnancy is contraindicated because the effects on the fetus are unknown. |
| Timolol maleate can cause bronchospasms and is contraindicated in patients with bronchial asthma or severe chronic obstructive pulmonary disease. |
| Immuno deficient people and those for whom vaccine is contraindicated can also be helped. |
| In the case of vitamin B6, treatment with levodopa alone often raises the levels of this vitamin, so co-supplementation is contraindicated. |
