Drug interactions Checker
A drug interactions is
when the effect of 1 drug is changed by the co administration of another drug ,
herbs , food, drink or other environmental factors, either increase or decrease
(poor) the effect (efficacy) of the drug. In both cases we do not get the
desire / intended effects.
There are different drug
interactions such as
Drug-Drug interactions (DDIs)
Drug-Food interactions (DFIs)
Drug-Herbs interactions
(DHIs)
Drug-Environmental factors
interactions (DEIs)
Drug-Drug interactions (DDIs):
When the effect of one drug
is change by the co administration of another drug is called drug-drug
interactions.
Drug-Food interactions (DFIs):
When the effect of drug is
change by the co administration of food is called Drug-Food interactions.
Drug-Herb interactions (DHIs):
When the effect of drug is
change by the co administration of herbs is called drug-herb interactions.
Drug-environmental factor interactions (DEIs):
When the effect of drug is
change by the environmental factors is called drug-environmental factor
interactions.
Some drug interactions
are actual drug interactions and some are potential drug interactions
Actual drug interactions
Potential drug
interactions
Actual drug interactions:
An actual drug
interactions cause clinically significant changes occur during the drug
therapy. In actual drug interactions there will be clinical consequences
this will alter the therapeutic effect of the drugs. In actual drug
interactions the clinical condition of the patient is changed because of
the combination of drugs.
Potential drug interactions:
The potential drug
interactions does not occur during drug therapy but has potential to cause
the failure, or have the potential to change the therapeutic effect of the
drug. The potential drug interactions is irrespective to clinical
consequences. The potential drug interactions occur prior to actual Drug
interactions and can cause failure or harms.
Potential drug
interactions are actually hazard and actual drug interactions are
harms.
Clinical consequences interactions / clinical significant interactions:
Clinical
consequences interactions are those interactions which change the
pharmacological effects of the drugs either cause beneficial effects or harmful
effects.
In harmful effect either there
will be therapeutic failure or toxicity
Toxicity of drug:
When one drug synergies the
effect of other drug.
Therapeutic failure of drug:
When drug antagonize the
effect of other drugs.
Drug interactions are
common cause of ADRs they are avoidable cause of ADRs.
Classification of drug interactions / Types of drug interactions:
Pharmacokinetic drug-drug
interactions (PKDDIs)
Pharmacodynamic drug-drug
interactions (PDDDIs)
Pharmacokinetic Drug-Drug interactions (PKDDIs):
When the one drug change the
pharmacokinetic properties of other drug such as ADMER absorption,
distribution, metabolism, elimination and response is called pharmacokinetic
drug-drug interactions.
Pharmacodynamic Drug-Drug interactions (PDDDIs):
When the one drug change the
pharmacodynamic properties of other drug such as therapeutic effect is called
pharmacodynamic drug-drug interactions.
Patients who are at greater risk of drug interactions:
Polypharmacy (taking multiple
medications)
Elderly people (aged)
Who are taking narrow
therapeutic window drugs
Chronic disease patients
It is difficult and
impossible for pharmacist and doctors to remember all the drug interactions
and to identify drug interactions because of huge amount of drugs.
Software to monitor Drug interactions:
There is software to monitor drug
interactions are
Lexicomp
Micromedex
Medscape etc
These are softwares which
identify the drug interactions because it is difficult to memorize all the drug
interactions but some of drugs which are in common practice and pharmacist
should know about them, however the professional can study or check drug
interactions before prescribing or reviewing the prescription.
This
software tells about
Level of drug interaction
Mechanism of drug-drug
interactions
Onset of effect and duration
Documentation /
recommendations
Searching Tags
What is drug interactions?
How many types of drug
interactions?
Different drug interactions
What is Drug-drug
interactions?
What is drug-food
interactions
What is drug-herbs
interactions?
What is drug-environmental
factor interactions?
What is actual drug
interactions?
What is potential drug
interactions?
What is clinical consequences
interactions?
What is clinical significant
interactions?
Classification of drug-drug
interactions
Types of drug-drug
interactions
Classification of drug-drug
interaction on the basis of mechanism
Which patients are at greater
risk of drug-drug interactions?
Peoples in which drug-drug
interactions occur
Sensitive persons for
drug-drug interactions
Software for professionals
for drug-drug interactions
Software to monitor drug-drug interactions
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