Page values for "Cyanocobalamin"
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"Medicines" values
1 row is stored for this page| Field | Field type | Value |
|---|---|---|
| generic | String | Cyanocobalamin (vitamin B12) |
| brand | String | Many OTC and Rx; Nascobal (intranasal); generic injection |
| structure | File | |
| classes | List of String, delimiter: , | [[:Category:Vitamins|Vitamin]] • [[:Category:B-vitamins|B-vitamin]] • [[:Category:Hematinics|Hematinic]] |
| mechanism | String | |
| uses | String | '"`UNIQ--vote-00000607-QINU`"', '"`UNIQ--vote-00000608-QINU`"', '"`UNIQ--vote-00000609-QINU`"', '"`UNIQ--vote-0000060A-QINU`"' |
| starting_dose | String | Replacement: 1000 mcg IM daily for 1 week, then weekly for 4 weeks, then monthly; or 1000-2000 mcg PO daily (effective even in pernicious anemia via passive diffusion); intranasal 500 mcg weekly |
| preparations | String | 100, 250, 500, 1000, 5000 mcg tablets (OTC and Rx); 1000 mcg/mL injection; intranasal spray; sublingual |
| fda_max | String | No strict ceiling; water-soluble vitamin, low toxicity |
| pill_id | Text | |
| routes | List of String, delimiter: , | Oral • sublingual • intranasal • IM • SC • IV |
| onset | String | Reticulocyte response at 3-5 days; neurologic recovery weeks to months (and may be incomplete if longstanding) |
| duration | String | N/A (replacement) |
| halflife | String | ~6 days (plasma); hepatic stores last 3-5 years |
| bioavailability | String | Oral ~1-3% via passive diffusion at high doses (independent of intrinsic factor); IM/SC ~100% |
| pregnancy | String | Routinely supplemented in vegan pregnancies and pernicious anemia.<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup> |
| legal | String | OTC (low/mid-dose oral) and [[USLegal:Prescription only|Rx-only]] (injection, intranasal) in US |