Therapeutic Considerations in Pregnant and Lactating Animals Quiz
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Questions and Answers

During pregnancy, why are there often no label indications for drugs in pregnant animals?

  • Pregnant animals are not commonly treated with drugs
  • Drugs are not safe for use in pregnant animals
  • There is no need to use drugs in pregnant animals
  • Drug companies find it too expensive to conduct studies on pregnant animals (correct)
  • What is the main consideration when treating pregnant animals with drugs?

  • Avoiding drug use altogether
  • Balancing the need to treat the dam with the potential harm to the fetus (correct)
  • Monitoring the drug efficacy and safety
  • Administering the highest possible dose for efficacy
  • How can drugs affect lactation in animals?

  • Lactation is enhanced by drug use
  • Drugs can increase milk production
  • Drugs have no effect on lactation
  • Some drugs can adversely affect lactation itself (correct)
  • What is the main concern regarding drug use during lactation in production animals?

    <p>Ensuring the drug does not enter the human food chain</p> Signup and view all the answers

    What factors, in pregnancy, affect Cmax and Tmax in animals?

    <p>Reduced abdominal space and increased gastric pH</p> Signup and view all the answers

    Which factor increases the likelihood of drug distribution across the placenta during pregnancy?

    <p>High volume of distribution (Vd)</p> Signup and view all the answers

    Why is drug metabolism altered during pregnancy?

    <p>Due to the additional need for detoxification of fetal metabolites</p> Signup and view all the answers

    What is the purpose of monitoring drug efficacy and safety during pregnancy?

    <p>To prevent adverse effects on the fetus</p> Signup and view all the answers

    Why are there few drugs licensed for use during lactation?

    <p>Licensing studies are not commonly conducted for lactation</p> Signup and view all the answers

    Which of the following is a consideration in the excretion of drugs in a pregnant animal?

    <p>The ion trapping of drugs in the fetus</p> Signup and view all the answers

    Which of the following drugs should not explicitly not be used in pregnant or lactating animals as it can cause abortion?

    <p>Dexafort</p> Signup and view all the answers

    Which of the following drugs is associated with ototoxicity and is a teratogen?

    <p>Gentamycin</p> Signup and view all the answers

    What should the advice be to the owner regarding the bitch suckling the pups if Meloxicam (Metacam®) is used following a caesarean section?

    <p>Limit the use of Meloxicam to as little time as possible</p> Signup and view all the answers

    What should be considered if using Meloxicam (Metacam®) in a lactating bitch following a caesarean section?

    <p>The potential harm to the neonates</p> Signup and view all the answers

    What should be done if using Meloxicam (Metacam®) in a lactating bitch following a caesarean section?

    <p>Monitor the offspring for any signs of toxicity</p> Signup and view all the answers

    What should be considered when using drugs in lactating animals?

    <p>The risk-benefit of the treatment</p> Signup and view all the answers

    What are some therapeutic considerations in lactating animals?

    <p>Some therapeutic considerations in lactating animals include the effect on the neonate, the effect on lactation itself, the drug's licensing status, the metabolic status of the dam, and the new route of elimination.</p> Signup and view all the answers

    What is the effect of increased gastric pH on drug absorption during pregnancy?

    <p>Increased gastric pH during pregnancy can change the Cmax (maximum concentration) and Tmax (time to reach maximum concentration) of drugs, affecting their absorption.</p> Signup and view all the answers

    Why are few drugs licensed for use during lactation?

    <p>Few drugs are licensed for use during lactation because some drugs can pass into the milk and potentially harm the neonate, and there is also a concern about the drug entering the human food chain.</p> Signup and view all the answers

    How does pregnancy affect drug distribution?

    <p>Pregnancy can lead to an additional compartment/plasma volume, and drugs with high Vd (volume of distribution) are more likely to cross the placenta and have greater distribution in the body.</p> Signup and view all the answers

    Why is drug metabolism altered during pregnancy?

    <p>Drug metabolism is altered during pregnancy due to the additional need for detoxification of any fetal metabolites, resulting in increased metabolism of the drug.</p> Signup and view all the answers

    Why is it important to monitor drug efficacy and safety during pregnancy?

    <p>It is important to monitor drug efficacy and safety during pregnancy because it is difficult to predict outcomes, and regular monitoring can help ensure the drug is still effective and safe for the pregnant animal.</p> Signup and view all the answers

    What are the potential effects of alkalosis/acidosis in a pregnant dam on excretion?

    <p>Difficult to know the actual effects as some effects will balance out others.</p> Signup and view all the answers

    What is the term for the transfer of a drug from the dam to the fetus through the placenta?

    <p>Trans-placental transfer of drug</p> Signup and view all the answers

    What is ion trapping and how does it affect drug distribution in the fetus?

    <p>Ion trapping refers to the accumulation of drugs, particularly basic drugs, in the fetus. This can lead to higher drug concentrations in the fetus compared to the dam.</p> Signup and view all the answers

    What are some drugs that should not be used in pregnant or lactating animals?

    <p>Metacam (do not use in pregnant or lactating animals), Rimadyl (such use is not indicated), Dexafort (corticosteroids, apart from induction of parturition, should not be used)</p> Signup and view all the answers

    What is the potential risk associated with using Gentamycin in a pregnant dam?

    <p>Gentamycin is associated with ototoxicity and is a teratogen.</p> Signup and view all the answers

    What are the pharmacokinetic considerations for drug use during lactation?

    <p>New route of drug elimination, particularly drugs that are lipid soluble, basic and non-ionized, and have lower plasma protein binding.</p> Signup and view all the answers

    What factors can influence milk pH and blood flow to the mammary gland during lactation?

    <p>Mastitis can influence milk pH and/or influence blood flow to the mammary gland.</p> Signup and view all the answers

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