Medical Library Costa Medical Services

Clear medical guidance for patients in Portugal

Complete and visual guides, prepared with clinical sources and subjected to editorial medical review. First the conclusions; then, all the evidence and context to read calmly.

No exact match found.Try a shorter symptom, a medicine or a health topic.

Featured readings

Upright Wegovy penMounjaro pen in upright positionOzempic pen upright
Essential guide · revised

What is a GLP-1 and how can it support weight management?

The complete explanation of how they act, who can be a candidate and what responsible follow-up entails.

Summary and quick conclusionsTest chart and comparison tableSafety, monitoring and official sources
12 min · August 30, 2026
Professional explaining an injection pen
Practical guide

How to use a Wegovy pen: a practical weekly guide

Preparation, administration, storage and common errors.

10 min ready
Professional explaining a multidose pen
Practical guide

How to use Mounjaro KwikPen: a practical safety guide

Four doses, priming, administration and responsible disposal.

10 min ready
Patient checking his weekly calendar
Tracking

What to do if you miss a dose of Wegovy or Mounjaro

The difference between the 5-day rule and the 4-day rule.

8 min · ready
Wegovy penMounjaro penOzempic Pen
daily life

Travelling with Wegovy or Mounjaro: storage and luggage

Temperature, luggage, documentation and planning.

10 min ready
Man in a private medical consultation
Men’s health

Erectile dysfunction: what it may reveal about your health

Causes, evaluation, sildenafil, tadalafil and warning signs.

12 min · list
Man checking the density of his hair
Men’s health

Hair loss in men: causes, treatments and realistic expectations

Patterns, minoxidil, finasteride and real expectations.

11 min · list
Woman during perimenopause
Women’s health

Menopause and perimenopause: symptoms, diagnosis and options

Symptoms, clinical diagnosis and individualised options.

12 min · list
Woman with discomfort compatible with cystitis
Women’s health

Cystitis in women: symptoms, assessment and safe treatment

Typical symptoms, tests, antibiotics and signs that require prompt attention.

11 min · new
Woman in a confidential consultation about vaginal symptoms
Women’s health

Vaginal itching, discharge or burning: causes and when to seek help

Common causes, important differences and when an examination is necessary.

11 min · new
Man talking to doctor about pelvic symptoms
Men’s health

Prostatitis and male pelvic pain: symptoms, tests and treatment

Types, urinary symptoms, tests, treatment and warning signs.

12 min · new
Couple talking about sexual health
Men’s health

Premature ejaculation: assessment and treatment options

Control, discomfort, associated causes and treatments with realistic expectations.

11 min · new
Wegovy penMounjaro pen
Comparison

Wegovy or Mounjaro: the differences and how treatment is chosen

Active ingredients, studies, tolerance and clinical decision.

13 min · ready
weight controlwegovysemaglutide tablets
Regulatory news

Wegovy tablets: what is known and when they may be available

What has been authorised and what real availability means.

9 min · list
Preparation of a balanced meal
Nutrition

Eating well during GLP-1 treatment

Protein, fiber, hydration and digestive tolerance.

11 min · list
Adults doing strength exercise
Physical activity

Exercise during GLP-1 treatment: strength, cardio and starting safely

Strength, cardio, progression and signs to stop.

10 min ready
Patient with mild digestive discomfort
Safety

GLP-1 side effects: what is common and when to seek help

What is common, what to expect and which warning signs matter.

12 min · list
Medical guide to hair health
Comparison

Finasteride vs minoxidil: differences, results and choosing treatment

Differences in how they work, use, timelines, continuity and safety.

7–9 min · new
Medical guide to hair health
Comparison

Finasteride vs dutasteride for hair loss: what really differs

Evidence, authorised indications and safety considerations.

7–9 min · new
Medical guide to hair health
Clinical decision

Topical vs oral hair-loss treatment: how they compare

What changes between lotions, foams and oral treatments.

7–9 min · new
Medical guide to hair health
Expectations

How long does hair-loss treatment take to work?

What can be evaluated at 3, 6 and 12 months and when to review the plan.

7–9 min · new
Medical guide to hair health
Tracking

What happens when you stop finasteride or minoxidil?

When the benefit may be lost and how to plan for stopping treatment.

7–9 min · new
Medical guide to hair health
Minoxidil

Initial shedding with minoxidil: what it means and when to seek help

How to interpret initial shedding and what signs require consultation.

7–9 min · new
Medical guide to hair health
weight loss

Hair loss after rapid weight loss or during GLP-1 treatment

Telogen effluvium, weight change and what is known about GLP-1.

7–9 min · new
Medical guide to hair health
Practical guide

How to photograph and monitor hair-loss progress

A repeatable method to compare density without lighting or styling tricks.

7–9 min · new
Medical guide to hair health
Diagnosis

When does hair loss require blood tests?

When blood tests may help and why there is no universal test panel.

7–9 min · new
Medical guide to hair health
Diagnosis

Pattern hair loss vs stress-related shedding: how they differ

Differences in pattern, timing, and frequent triggers.

7–9 min · new
Medical guide to hair health
Safety

Finasteride: sexual side effects and mood concerns

Clear information about sexual function, mood, and when to ask for help.

7–9 min · new
Medical guide to hair health
Women’s health

Hair-loss treatments for women

Options according to diagnosis, life stage and possibility of pregnancy.

7–9 min · new
Medical guide to hair health
Pharmacy in Portugal

Can a Portuguese pharmacy dispense a foreign hair-loss prescription?

Requirements for a cross-border prescription and limits on dispensing.

7–9 min · new