Tastylia 5 Mg (Tadalafil)

What is Tastylia 5 mg?

How It Works (Mechanism of Action)

The mechanism below is described in the approved product information. 

3. Dosage Guide

Patient Group	Approved Guidance	Frequency	Key Notes
Men suited to a daily regimen	5 mg	Once daily	Taken at approximately the same time each day
Men who find 5 mg poorly tolerated	2.5 mg	Once daily	Dose may be decreased on tolerability
Men using it less than twice weekly	On-demand dosing may suit better	–	10 mg before activity is the usual on-demand dose
Elderly men	No adjustment required	Once daily	Exposure is 25% higher but not clinically significant
Mild to moderate renal impairment	No adjustment required	Once daily
Severe renal impairment	Once-daily dosing not recommended	–	10 mg is the maximum on-demand dose
Hepatic impairment	Once-daily dosing not evaluated	–	Careful individual benefit/risk evaluation needed
Men with diabetes	No adjustment required	Once daily
Taking potent CYP3A4 inhibitors	Caution	Once daily	Ketoconazole raised tadalafil exposure substantially
Taking doxazosin	Not recommended	–	Significant additional blood pressure fall
Under 18	Not indicated	–	No relevant paediatric use for ED
Absolute maximum frequency	Once per day	–

How to Take It

Precautions

Absolute Contraindications – Do Not Use If You

The following are formal contraindications in the approved product information. 

Conditions to Disclose to Your Doctor

Tell your doctor before use if you have or had:

Also disclose every medicine, supplement, and herbal product you take.

Food and Drink Precautions

Item	Effect	Recommendation
Food generally	Rate and extent of absorption are not influenced by food	May be taken with or without food
Grapefruit juice	A CYP3A4 inhibitor; expected to increase tadalafil plasma concentrations	Co-administer with caution; best avoided
Alcohol	Tadalafil 20 mg did not augment the mean blood pressure decrease from alcohol, but postural dizziness and orthostatic hypotension were observed in some subjects	Limit intake
Lower-dose alcohol	Hypotension not observed; dizziness similar to alcohol alone	Moderate intake carries less risk
Water	No interaction	Swallow the tablet with water

Before-Use Safety Checklist

Confirm every point below before starting, and review it periodically:

Side Effects

Frequencies below follow the approved product information, based on placebo-controlled trials comprising 8,022 patients on tadalafil and 4,422 on placebo, covering both on-demand and once-a-day treatment. 

Side Effect	Frequency	What To Do
Headache	Common (1 in 100 to 1 in 10)	Most occur in the first 10 to 30 days
Dyspepsia (indigestion)	Common	Avoid heavy meals
Back pain	Common	Usually transient
Myalgia (muscle pain)	Common	Usually transient
Pain in extremity	Common	Usually mild and self-limiting
Flushing	Common	Usually mild
Nasal congestion	Common	Temporary; no treatment usually needed
Dizziness	Uncommon (1 in 1,000 to 1 in 100)	Sit or lie down; do not drive
Blurred vision or eye pain	Uncommon	Report to your doctor
Tinnitus	Uncommon	Report to your doctor
Tachycardia or palpitations	Uncommon	Rest; seek advice if it persists
Hypotension	Uncommon; more common alongside antihypertensives	Stop use; seek medical advice
Hypertension	Uncommon	Have your blood pressure checked
Dyspnoea or nosebleed	Uncommon	Report if persistent
Abdominal pain, vomiting, nausea, reflux	Uncommon	Report if persistent
Rash	Uncommon	Stop use and contact your doctor
Haematuria (blood in urine)	Uncommon	Contact your doctor
Prolonged erections	Uncommon	See section 8
Chest pain, peripheral oedema, fatigue	Uncommon	Seek advice; see section 8 for chest pain
Priapism	Rare (1 in 10,000 to 1 in 1,000)	Emergency; see section 8
NAION (sudden vision loss)	Rare	Emergency; stop use permanently
Retinal vascular occlusion	Rare	Emergency; seek immediate care
Visual field defect or eyelid swelling	Rare	Emergency; seek advice
Sudden hearing loss	Rare	Emergency; stop use immediately
Stroke or transient ischaemic attack	Rare	Emergency; call for help
Syncope (fainting)	Rare	Emergency; seek medical care
Seizures or transient amnesia	Rare	Emergency; call for help
Myocardial infarction	Rare	Emergency; call for help
Unstable angina or ventricular arrhythmia	Rare	Emergency; call for help
Sudden cardiac death	Rare	Emergency
Stevens-Johnson syndrome	Rare	Emergency; stop use immediately
Exfoliative dermatitis	Rare	Emergency; stop use immediately
Angioedema or facial oedema	Rare	Emergency; stop use immediately
Urticaria or hyperhidrosis	Rare	Report to your doctor
Penile haemorrhage or blood in semen	Rare	Contact your doctor promptly
Central serous chorioretinopathy	Not known	Stop use; consult a physician

Drug Interactions – Avoid With

Contraindicated: 

Use with caution – these raise tadalafil levels: 

May reduce effectiveness: 

Other noted interactions: 

No clinically significant interaction was found with: 

Emergency Warning Signs

Stop the medicine and seek immediate medical care if you experience:

Why Choose Tastylia 5 mg

Genuine advantages:

Honest limitations you should know:

Consider on-demand dosing instead if:

Storage Instructions

Medical Disclaimer

This content is for information only. It is not medical advice. Tastylia 5 mg is a prescription-only medicine. 5 mg is the recommended tadalafil dose for a once-daily regimen, which suits men anticipating use at least twice weekly; continued use should be reassessed periodically. Administration to patients using any form of organic nitrate is contraindicated, and daily dosing means you will not have a nitrate-free interval. Once-daily dosing is not recommended in severe renal impairment and has not been evaluated in hepatic impairment. Use only under a qualified doctor’s supervision. Always read the manufacturer’s package insert supplied with your product before use.