24 Questions
What is the main purpose of emergency hormonal contraception (EHC)?
To prevent unintended pregnancy after unprotected sexual intercourse or contraceptive failure
What is a common reason why women may visit a different pharmacy for emergency hormonal contraception?
Because they want to remain anonymous
What is the time limit for taking ulipristal as a method of emergency contraception?
Within 120 hours of unprotected intercourse
What should a pharmacist do if a woman is under 16 years old and requests emergency hormonal contraception?
Refer her to a doctor or family planning service
What is a common side effect of taking ulipristal as a method of emergency contraception?
Headache
When should a pharmacist refer a woman to have an IUD fitted as a method of emergency contraception?
If hormonal EHC is unsuitable for her
Why is it important for pharmacists to have sensitive interpersonal skills when dealing with requests for emergency hormonal contraception?
Because women may want to remain anonymous
What is the dosage of ulipristal as a method of emergency contraception?
30 mg single dose taken once
What is the potential effect on the efficacy of ulipristal when taken with CYP3A4 inducers?
Reduced efficacy
What is the recommended dosage of levonorgestrel for emergency contraception?
One 1.5 mg tablet
What is a common side effect of levonorgestrel reported in clinical trials?
Headache
What is the prevalence of erectile dysfunction (ED) associated with?
All of the above
What is a medical contraindication for sildenafil citrate?
Heart attack or stroke within the last 6 months
What is the recommended timing of taking sildenafil citrate?
1 hour before sexual activity
What is the recommended daily dose limit of over-the-counter (OTC) sildenafil?
No more than one 50 mg tablet
What is a potential interaction to consider when taking ulipristal with other medications?
CYP3A4 inducers
What is the primary purpose of contraception?
To protect against pregnancy
Which type of contraception is more than 99% effective in preventing pregnancy?
Long-acting reversible contraception (LARC)
What is a key factor to consider when choosing a contraception method?
General health and current medications
What is the purpose of emergency hormonal contraception (EHC)?
To prevent pregnancy after unprotected sex
What is a common side effect of hormonal contraception?
Acne
What should a pharmacist consider when consulting with a patient about contraception?
Lifestyle and relationships, general health, and current medications
What is a characteristic of long-acting reversible contraception (LARC)?
Provides safe, effective contraception over several years
Which type of contraception is available over-the-counter (OTC)?
Barrier methods
Study Notes
Ulipristal
- Taken as a 30 mg single dose as soon as possible after unprotected intercourse
- Efficacy may be reduced if taken with a CYP3A4 inducer (e.g. phenytoin, St John's wort)
- Side effects: headache (around 1 in 5 women), nausea (around 1 in 8 women)
Levonorgestrel
- Taken as a dose of one 1.5 mg tablet as soon as possible after unprotected intercourse
- Efficacy may be reduced if taken with a CYP3A4 inducer (e.g. phenytoin, St John's wort)
- Side effects: headache (around 1 in 5 women), nausea (around 1 in 8 women)
Erectile Dysfunction
- Defined as the persistent inability to achieve or maintain an erection sufficient for satisfactory sexual performance
- Common condition, prevalence increases with age
- Associated with conditions such as hypertension, diabetes mellitus, hypercholesterolemia, or cardiovascular disease
- Purely psychological causes account for 1 in 10 cases
Sildenafil Citrate
- Phosphodiesterase type 5 (PDE5) inhibitor, prevents the breakdown of cyclic guanosine monophosphate (cGMP)
- No more than one dose of OTC sildenafil is to be taken per day
- One 50 mg tablet should be taken with water approximately 1 hour before sexual activity
Contraceptives
- Types: hormonal, non-hormonal, short acting, long acting, implants, intrauterine devices (IUDs), injections, oral contraceptive pills, vaginal rings, barrier methods, tubal ligation and vasectomy, emergency hormonal contraception (EHC)
- How to choose: method, need, general health, lifestyle, safety, STI risk, pregnancy, effort, and cost
Emergency Hormonal Contraception (EHC)
- An intervention aimed at preventing unintended pregnancy after unprotected sexual intercourse or contraceptive failure
- Requires sensitive interpersonal skills from the pharmacist
- Enables privacy for the consultation
- Careful thought needs to be given to the wording of questions
- EHC must be started within 120 hours of unprotected intercourse for ulipristal or 72 hours for levonorgestrel
When to Refer
- Age under 16 years
- Longer than 120 hours since unprotected sex
- Taking a medicine that interacts with EHC
This quiz covers the different types of condoms and other barrier methods, as well as emergency hormonal contraception. Learn about the effectiveness and proper use of these methods to prevent unintended pregnancy and STIs.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
