Week 2 - Drugs Flashcards

1
Q

How to the combined hormonal contraception’s work to prevent pregnancy

A

Inhibit ovulation

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2
Q

What type of contraception inhibits Implantation?

And how?

A

Intrauterine System

It affects the endometrium by making it unfavourable for implantation

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3
Q

What type of progesterone only contraception options are there?
What is their mechanism of action to prevent pregnancy?

A

Pill
Implant
Injection
They all inhibit ovulation

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4
Q

What tools are used in female sterilization?

A

Filshie clips and Essure

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5
Q

Name 3 emergency contraception types

A

Copper IUD

2 oral options: LNG & UPA

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6
Q

Up to what point can the copper IUS be given post UPSI?

A

5 days

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7
Q

Up to what point can the LNG oral pill be given post UPSI?

A

72 hrs

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8
Q

What mechanism of action do the oral emergency contraception’s have to prevent pregnancy?

A

Delay ovulation

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9
Q

At what point would both oral emergency contraceptive be rendered useless?

A

After ovulation

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10
Q

What needs to happen before inserting the copper IUD

A

Screen and treat STIs

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11
Q

When must you avoid UPA-EC?

A

If patient is wanting to ‘quick start’ hormonal contraception (they must delay ongoing contraception for 5 days)
If patient has taken hormonal contraception in past 7 days
If patient has acute severe asthma

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12
Q

What are the types of contraception that can be ‘quick started’ ?

A

Combined hormonal contraception (oestrogen + progesterone)
Progesterone only pill
Progesterone Implant,
Progesterone Depo Injection

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13
Q

When is emergency contraception needed?

5 reasons

A

When contraception hasn’t been used/used correctly
Before new contraception method has had a chance to become effective
If more than one combined oral contraception (‘the pill’) has been missed
If patch/ring has been off more than 48 hrs
If implant fitted out with first 5 days of cycle and UPSI within first 7 days of use

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14
Q

How to take the COC (combined oral contraception)

A

Start in first 5 days of menstruation
Take daily for 21 days followed by break of 7 days
During the first 7 days of taking it, if you are having sex, make sure you use a condom

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15
Q

Complications of CHC?

A
Venous thrombosis 
Arterial thrombosis 
Cancer risk - breast & cervical (ovarian & endometrial risk is decreased when on CHC) 
Blood clotting problems 
Hypertension/ MI/ Stroke
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16
Q

How to start taking progesterone only contraception

A

First 5 days of menstruation OR anytime during cycle if patient is very sure they aren’t pregnant

17
Q

How to start taking IUS & IUD method?

A

Anytime during cycle if no UPSI in past 3 weeks & definitely not pregnant

18
Q

What medication is used for a Medical TOP?

Include timescale

A

Oral Mifepristone 200mg (anti-progesterone)

24-48hrs later - vaginal or oral prostaglandin (if late/mid trimester, you need repeated doses)