4 Interactions found for:
Drug Interactions
No drug interactions were found for selected drugs: rosuvastatin, Vitamin B12.
This does not necessarily mean no interactions exist. Always consult your healthcare provider.
Drug and Food Interactions
No food interactions were found for selected drugs: rosuvastatin, Vitamin B12.
This does not necessarily mean no interactions exist. Always consult your healthcare provider.
Drug and Pregnancy Interactions
Major
Rosuvastatin
+ Pregnancy
The following applies to the ingredients: Rosuvastatin
Contraindicated
AU TGA pregnancy category: D
US FDA pregnancy category: Not assigned
Risk Summary: Safety in pregnant women has not been established and there is no apparent benefit to use during pregnancy. Because HMG-CoA reductase inhibitors (statins) decrease cholesterol synthesis and possibly the synthesis of other biologically active substances derived from cholesterol, this drug may cause fetal harm during pregnancy.
Comments:
-This drug should be discontinued as soon as pregnancy is recognized, and the patient should be apprised of the potential harm to the fetus.
-Women of childbearing potential should use adequate methods of contraception during therapy.
Animal studies have failed to reveal evidence of teratogenicity in doses approximating the maximum human dose of 40 mg/day. Limited published data has not shown an increased risk of major congenital malformations or miscarriage, although there have been rare reports of congenital anomalies following intrauterine exposure to other statins. Several cases of serious fetal abnormalities were reported in 2 series of 178 and 143 cases among pregnant women taking a HMG-CoA reductase inhibitor (statin) during the first trimester of pregnancy. These included limb and neurological defects, spontaneous abortions and fetal deaths. In a review of approximately 100 prospectively followed pregnancies in women exposed to simvastatin or lovastatin, the incidences of congenital anomalies, spontaneous abortions, and fetal deaths/stillbirths did not exceed what would be expected in the general population. There are no controlled data in human pregnancy.
Serum cholesterol and triglycerides increase during normal pregnancy, and cholesterol products are essential for fetal development. Since atherosclerosis is a chronic process, discontinuation of lipid-lowering drugs during pregnancy should have little impact on long term outcomes of primary hyperlipidemia therapy.
AU TGA pregnancy category D: Drugs which have caused, are suspected to have caused or may be expected to cause, an increased incidence of human fetal malformations or irreversible damage. These drugs may also have adverse pharmacological effects. Accompanying texts should be consulted for further details.
US FDA pregnancy category Not Assigned: The US FDA has amended the pregnancy labeling rule for prescription drug products to require labeling that includes a summary of risk, a discussion of the data supporting that summary, and relevant information to help health care providers make prescribing decisions and counsel women about the use of drugs during pregnancy. Pregnancy categories A, B, C, D, and X are being phased out.
References
- "Product Information. Crestor (rosuvastatin)." AstraZeneca Pharma Inc (2003):
- Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
- TGA. Therapeutic Goods Administration. Australian Drug Evaluation Committee "Prescribing medicines in pregnancy: an Australian categorisation of risk of drug use in pregancy. http://www.tga.gov.au/docs/pdf/medpreg.pdf" (2007):
- Cerner Multum, Inc. "Australian Product Information." O 0
Minor
Vitamin B12
+ Pregnancy
The following applies to the ingredients: Cyanocobalamin (found in Vitamin B12)
This drug should not be used during pregnancy unless the benefit outweighs the risk to the fetus. (AU)
AU TGA pregnancy category: Exempt
US FDA pregnancy category: C
Comments:
-Vitamin B12 needs are increased in pregnancy.
-Megaloblastic anemia of pregnancy is usually due to folic acid deficiency.
-Do not use for megaloblastic anemia of pregnancy due to folic acid deficiency.
References
- Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
- Cerner Multum, Inc. "Australian Product Information." O 0
- Allen LH "Multiple micronutrients in pregnancy and lactation: an overview." Am J Clin Nutr 81(S) (2005): 1206S-12S
- "Product Information. Cyanocobalamin (cyanocobalamin)." West Ward Pharmaceutical Corporation (2017):
Drug and Breastfeeding Interactions
Major
Rosuvastatin
+ Breastfeeding
The following applies to the ingredients: Rosuvastatin
Contraindicated
Excreted into human milk: Yes (in low amounts)
Comments:
-Due to the potential for serious adverse events in nursing infants and the concern over disruption of infant lipid metabolism, women who require treatment with this drug should not breastfeed.
References
- "Product Information. Crestor (rosuvastatin)." AstraZeneca Pharma Inc (2003):
- Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
- Cerner Multum, Inc. "Australian Product Information." O 0
- United States National Library of Medicine "Toxnet. Toxicology Data Network. http://toxnet.nlm.nih.gov/cgi-bin/sis/htmlgen?LACT" (2013):
Minor
Vitamin B12
+ Breastfeeding
The following applies to the ingredients: Cyanocobalamin (found in Vitamin B12)
Use is not recommended; benefit to mother should outweigh risk to the infant. (AU)
Excreted into human milk: Yes
Comments:
-Vitamin B12 needs are increased in lactation.
-Deficiency has been seen in breast fed children of vegetarian mothers, even with no symptoms of maternal deficiency.
-Four micrograms daily of B12 are recommended during lactation.
References
- Ehrlich A, Koch T, Amin B, et al. "Development and reliability testing of a standardized questionnaire to assess psoriasis phenotype." J Am Acad Dermatol 54 (2006): 987.e1-14
- Cerner Multum, Inc. "Australian Product Information." O 0
- "Product Information. Nascobal (cyanocobalamin)." Par Pharmaceutical Inc (2017):
Therapeutic Duplication Warnings
No warnings were found for your selected drugs.Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.
Switch to: Consumer Interactions
| Drug Interaction Classification | |
|---|---|
These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication. |
|
| Major | Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. |
| Moderate | Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. |
| Minor | Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. |
| Unknown | No interaction information available. |
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