vitamin B12, Athlete (cyanocobalamin) dosing, indications, interactions, adverse effects, and more (2022)

  • acetazolamide

    acetazolamide decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • amikacin

    amikacin decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • aspirin

    aspirin decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • aspirin rectal

    aspirin rectal decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • aspirin/citric acid/sodium bicarbonate

    aspirin/citric acid/sodium bicarbonate decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • balsalazide

    balsalazide decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • bazedoxifene/conjugated estrogens

    bazedoxifene/conjugated estrogens decreases levels of cyanocobalamin by altering metabolism. Minor/Significance Unknown.

  • carbamazepine

    carbamazepine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • chloramphenicol

    chloramphenicol decreases effects of cyanocobalamin by pharmacodynamic antagonism. Minor/Significance Unknown.

  • choline magnesium trisalicylate

    choline magnesium trisalicylate decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • cimetidine

    cimetidine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • clonazepam

    clonazepam decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • colchicine

    colchicine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

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  • colestipol

    colestipol decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • conjugated estrogens

    conjugated estrogens decreases levels of cyanocobalamin by altering metabolism. Minor/Significance Unknown.

  • conjugated estrogens, vaginal

    conjugated estrogens, vaginal decreases levels of cyanocobalamin by altering metabolism. Minor/Significance Unknown.

  • dexlansoprazole

    dexlansoprazole decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • diflunisal

    diflunisal decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • eslicarbazepine acetate

    eslicarbazepine acetate decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • esomeprazole

    esomeprazole decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • estradiol

    estradiol decreases levels of cyanocobalamin by altering metabolism. Minor/Significance Unknown.

  • estrogens conjugated synthetic

    estrogens conjugated synthetic decreases levels of cyanocobalamin by altering metabolism. Minor/Significance Unknown.

  • estrogens esterified

    estrogens esterified decreases levels of cyanocobalamin by altering metabolism. Minor/Significance Unknown.

  • estropipate

    estropipate decreases levels of cyanocobalamin by altering metabolism. Minor/Significance Unknown.

  • ethanol

    ethanol decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • ethosuximide

    ethosuximide decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

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  • famotidine

    famotidine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • felbamate

    felbamate decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • fosphenytoin

    fosphenytoin decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • gabapentin

    gabapentin decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • gabapentin enacarbil

    gabapentin enacarbil decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • gentamicin

    gentamicin decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • ibuprofen/famotidine

    ibuprofen/famotidine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • lacosamide

    lacosamide decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • lamotrigine

    lamotrigine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • lansoprazole

    lansoprazole decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • levetiracetam

    levetiracetam decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • lorazepam

    lorazepam decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • mesalamine

    mesalamine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

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  • mestranol

    mestranol decreases levels of cyanocobalamin by altering metabolism. Minor/Significance Unknown.

  • metformin

    metformin decreases levels of cyanocobalamin by unspecified interaction mechanism. Minor/Significance Unknown. It may take several years of metformin therapy to develop vitamin B12 deficiency.

  • methsuximide

    methsuximide decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • neomycin PO

    neomycin PO decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • nizatidine

    nizatidine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • octreotide

    octreotide decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • octreotide (Antidote)

    octreotide (Antidote) decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • omeprazole

    omeprazole decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • oxcarbazepine

    oxcarbazepine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • pantoprazole

    pantoprazole decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • paromomycin

    paromomycin decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • phenobarbital

    phenobarbital decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • phenytoin

    phenytoin decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

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  • primidone

    primidone decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • rabeprazole

    rabeprazole decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • rose hips

    rose hips decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • rufinamide

    rufinamide decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • salicylates (non-asa)

    salicylates (non-asa) decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • salsalate

    salsalate decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • streptomycin

    streptomycin decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • sulfasalazine

    sulfasalazine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • tiagabine

    tiagabine decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • tobramycin

    tobramycin decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • topiramate

    topiramate decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • valproic acid

    valproic acid decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • willow bark

    willow bark decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

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  • zidovudine

    zidovudine decreases levels of cyanocobalamin by unspecified interaction mechanism. Minor/Significance Unknown.

  • zonisamide

    zonisamide decreases levels of cyanocobalamin by inhibition of GI absorption. Applies only to oral form of both agents. Minor/Significance Unknown.

  • FAQs

    What is the indication of cyanocobalamin? ›

    What is the indication of cyanocobalamin?

    How much B12 should an athlete take a day? ›

    How much B12 should an athlete take a day?

    What are the side effects of taking cyanocobalamin? ›

    What are the side effects of taking cyanocobalamin?

    Who should not take cyanocobalamin? ›

    Who should not take cyanocobalamin?

    What medications Cannot be taken with B12? ›

    What medications Cannot be taken with B12?

    What is cyanocobalamin vitamin B12 used for? ›

    What is cyanocobalamin vitamin B12 used for?

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