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brief history of OTC drugs
1938- Federal Food, Drug, & Cosmetic Act
1951- Durham-Humphrey Amendment (categorized prescription vs nonprescription)
1962- Kefauver-Harris Amendment (mandated efficacy)
1972- FDA initiates “OTC Drug Review”
1991- Creation of Division of Non-prescription Drug Products
1997- Food and Drug Modernization Act
CARES Act- March 2020
streamlines OTC monograph process by eliminating rulemaking process, giving FDA more authority to update monographs in a timely manner (OTC drug review)
improves efficiency, timeliness, and predictability
allows FDA to collect user fees from manufacturers
what drugs can be marketed as nonprescription?
can be used by a consumer guided by the product label such that the consumer can self-diagnose, self-treat, and self-manage the condition
no health care practitioner is needed for the safe and effective use of the product
has a low potential for abuse and misuse
benefits of nonprescription availability outweigh the risks
FDCA currently prohibits marketing of same active ingredient unless
there is a meaningful difference between the two for usage
state rights and nonprescription drugs
they may not allow a prescription drug to be sold as other than prescribed, but they may restrict a drug with nonprescription status under federal law to prescription status
FDA office on Nonprescription products establishes monographs through
rulemaking
general public, manufacturers, or other interested parties may comment
nonprescription categories
category I (GRASE)
category II (non-GRASE)
category III (insufficient evidence to provide GRASE)
CARES impact on nonprescription drug categories
requires cat II drugs to be removed from the market
cat I drugs remain GRASE
cat III drugs are not automatically GRASE but will not require an NDA
CARES and rulemaking process
replaced the notice and comment process with three types of administrative orders: FDA initiated, expedited (imminent hazard), industry-initiated (OTC monograph order request tier 1 or 2)
minor changes for drugs can be implemented without administrative orders and in some cases by conducting studies and submitting data
pathways to nonprescription status
marketed in accordance with OTC review monograph for that ingredient
new drug application (NDA)
when does OTC get to market through monograph process?
pending determination under the OTC drug review process
new drug application (NDA)
required for any drug not included in OTC review monograph
reclassified (switched) from Rx to nonprescription
approved directly as nonprescription
NDAs provide FDA with following information:
the drug is safe and effective for intended use
benefits outweigh the risks
manufacturing preserves drugs identity, strength, quality, and purity
approved NDAs are
manufacturer (“sponsor”) specific
second manufacturer may submit an abbreviated NDA
type of NDA applications
direct to nonprescription
abbreviated NDA
NDA deviation
prescription to nonprescription
abbreviated NDA
used for switching a generic drug to nonprescription status (e.g. loratidine)
NDA deviation
for new nonprescription products that differ only slightly from monograph products (rarely used)
NDA supplement
allows for prescription to nonprescription switches
applies to particular product
3 years market exclusivity, label comprehension studies may also be required
citizen petition
also called petitioning the FDA
may be filed by interested parties such as manufacturers
amending the drug monograph
applies to all products with the ingredient
may need to submit NDA if product deviates from monograph specifications (i.e. indications)
considerations in Rx to OTC switches
safety
methods of use
efficacy
labeling (adequate directions)
other issues
reclassified drugs
over 700 products on the market today use ingredients or dosages that were once Rx
includes claritin/zyrtec/allegra, prilosec, miralax, zantac, flonase, narcan, etc
nonprescription safe use regulatory expansion (NSURE) initiative
In 2012, the FDA asked for comment on a docket considering
innovative technologies and other conditions of safe use to
expand which drug products can be considered nonprescription
◦ Potential candidates are medications for:
◦ Hyperlipidemia, hypertension, migraines, asthma, and allergic reactions
additional condition for nonprescription use (ACNU)
drug product that could be marketed without a prescription if an applicant implements an additional condition to ensure appropriate self-selection, appropriate actual use, or both by consumers without the supervision of healthcare practitioner
product recall
product is potential risk to public
FDA may ask for voluntary recall from manufacturer
manufacturer is responsible for notifying sellers (including pharmacists, who must notify consumers)
FDA product recall methods
Drug is misbranded, adulterated, or unapproved the FDA can seize the
product and order it be held pending review
FDA can seek a court injunction preventing further sale of the drug
product recall classification
Class I - Dangerous or defective products that predictably could cause serious health problems or death
Class II - Products that might cause a temporary health problem or pose
only a slight threat of serious nature
Class III - Products that are unlikely to cause any adverse health reaction
but violate FDA labeling or manufacturing regulations
dietary supplement and nonprescription drug consumer protection act of 2006
Requires labeling and mandatory ‘serious’ adverse events (AE) reporting by manufacturer, packer, or distributor
◦ Packaging will display name and address of entity collecting AE data and state they are responsible for FDA reporting
manufacturer initiated recall
MedWatch form 3500A by mail or online
consumers and healthcare provider initiated recall
contact FDA by phone, email, letter
online via MedWatch voluntary reporting form
a product lacking a drug facts box would be
considered misbranded
warning letter, product seizure, or injunctions can occur
drug facts labeling
clearly communicate to consumer, understand information about product benefits vs risks and how it should be taken
standardized content and format, lay terms required, minimal type size
what must be included on a drug label?
active ingredients, purpose, use, warning, directions, other information, inactive ingredients, FAQs
flag the label
voluntary program to alert consumers on changes to a product
should be carried on the label for at least 6 months after change
significant changes to a drug product include
(1) expansion or limitation of the claims,
◦ (2) modification of the dosage level,
◦ (3) change in active ingredients or directions for use,
◦ (4) new warnings or contraindications, and
◦ (5) any other significant new information
product line extensions
include new strengths, formulations, combinations of ingredients, and even a different therapeutic entity
manufacturers capitalizing on name brand: add suffix or prefix
consumer confusion—pharmacist role in selection
examples of product line extensions
dulcolax stool softener now contains docusate sodium
dulcolax tablets and suppositories still contain bisacodyl
dulcolax milk of magnesia contains magnesium hydroxide
OTC packaging
nonprescription products must have one or more barriers to entry that if breached would signal to consumer tampering
must contain unique designs or other characteristics that cannot be duplicated
must contain statement of feature to alert consumer
poison prevention packing act (PPPA)
requires child resistant packaging for a number of products—aspirin, acetaminophen, ibuprofen, methyl salicylate
OTC expiration date labeling
must indicate this on labeling
product should not be used due to loss of stability, potency, strength, or quality
must also include storage conditions
which products are exempt from expiration date labeling?
products that do not have a dosage limit and are stable for at least 3 years
e.g. some topical drugs, skin protectants, lotions, or astringents
OTC products advertising regulated by
federal trade comission (FTC)
the FTC’s truth in advertising law regarding OTC and dietary supplements can be summarized by two principles
advertising must be truthful and not misleading
advertisers must be able to substantiate all claims made within the advertisement
third class of drugs
after Durham-Humphrey, some advocated for this
these would be available without a prescription but a pharmacist would be required to be involved with the sale
models in Australia, Canada, France, New Zealand, the UK
availability would benefit both quality and costs of healthcare
DeFacto 3rd classes
schedule V—Codeine
dextromethorphan
pseudoephedrine (combat methamphetamine epidemic act)
contraceptives
immunizations
combat methamphetamine epidemic act
limits access: stored behind the counter at pharmacies or locked cabinet
limits quantities: no more than 3.6g per day or 9g in 30 days
if mail-order, no more than 7.5g in 30 days
purchaser must show ID and be 18 years of age to obtain
sellers maintain written/electronic log book (packages less than 60 mg exempt)
cosmetics that may be drugs
topical antimicrobial products (soaps)
skin protectants
sunscreen products
antiperspirant products
nail hardeners
teeth whiteners with bleach
indoor and oral tanning preparations
hormone creams
eye wrinkle creams
wrinkle eradicators or anti-aging creams
dietary supplement
defined as product taken by mouth that contains one or more dietary ingredients
dietary ingredients
vitamins, minerals, amino acids, herbs or other botanical, dietary substances (e.g. enzymes), concentrate, metabolite, constituent, or extract
dietary supplement labeling
responsibility of FDA
not allowed to make claims product will diagnose, cure, mitigate, treat, or prevent disease
must list as supplement, ingredients, net contents of package, manufacturer information, and a supplement facts panel
dietary supplement marketing
print or media advertising regulated by federal trade commission (FTC)—truth in advertising law
dietary supplement labeling requirements
statement of identity
supplemental facts panel
structure/function claim
directions
supplements facts panel
ingredients or proprietary blend
name of manufacturer, packer, or distributer
advancing DSHEA
concerns about misbranded or adulterated dietary supplements have increased in recent years
FDA wants to increase communication and safety related to DS
including new 75 day premarket notification requirements for new dietary ingredient (NDI) notification and implementation of a dietary supplement ingredient advisory list
regulation of homeopathic products
by FDA for manufacture and distribution
monographs must be approved by HPCUS in the HPUS
homeopathic monographs
manufacturing must occur as approved by HPCUS to be considered safe and effective
records of properly conducted provings are required for entry of new materials into HPUS
all point-of-care laboratory testing in pharmacies is subject to regulation by
the Centers for Medicare and Medicaid services as part of the clinical laboratory improvement amendments (CLIA) program
point-of-care and community pharmacies/health screenings
most are considered CLIA-waived
must get CLIA certificate
depending on state regulation also register with DOH and follow rules and regs
CLIA-waived tests examples
international normalized ratio (INR), blood glucose, glycosylated hemoglobin (HgA1C), lipid profile, HIV, rapid strep, etc
nonprescription product liability
most cases brought upon manufacturers, not pharmacists
nonprescription product liability
strict liability could apply to pharmacists for failure to effect timely removal of a recalled or expired product from the shelves when a patient is harmed
nonprescription advice liability
pharmacists can be sued for malpractice and negligence for inaccurate advice (with liability requiring affirmative misrepresentations) regarding nonprescription drugs that harm the patient