In this video we will cover everything you need to know about Testosterone. This video is part of a video series on sex related medical problems. Find the playlist here:

Generic name: Testosterone.
Brand names: Andriol, Androgel, Nebido, Sustanon, Testavan and Tostran.
Available as capsule, gel and injection.

How to use it?
– Capsule: Swallow it completely with half a glass of water. Take the capsule with a meal.
– Injection: It must be injected into a muscle (buttock or thigh muscle).
– Gel: Apply it to the skin. It depends on the specific brand which skin areas you can choose.

When to use it?
Testosterone is an androgen, also called a steroid hormone. It is the male sex hormone, which plays a role in the development of male sex organs. It also plays a role in the maintenance of skin, muscles, liver, kidneys, bone and central nervous system.
Testosterone can be used to treat a testosterone deficiency in men.

What is the correct dosage?
Always use the dosage and frequency prescribed by your own doctor.
– Capsules: usually 120–160 mg per day for 2–3 weeks. A maintenance dose usually is: 40–120 mg per day.
– Injections: usually 250mg (usually 1ml) once every 3 weeks or 1000mg every 10-14 weeks.
– Gel: the dosage differs per brand, but usually you need to apply it once a day on a fixed time.

What are the side-effects?
– Very common (10%+): reaction of skin (incl. Hypersensitivity, rash, itching, dry skin and skin irritation).
– Common (1-10%): blood value changes, mood disorders (like anger, impatience, aggression), problems sleeping, headache, dizziness, diarrhea, acne, hair loss, rash and prostate disease.

– Common (1-10%): changes in blood value, weight gain, hot flushes, acne, prostatic enlargement and injection site reactions (pain, itching and irritation).
– Uncommon (0.1-1%): hypersensitivity, increased appetite, depression, problems sleeping, headaches, high blood pressure, dizziness, cough, nausea, diarrhea, rash, itching, dry skin, joint pain, fatigue and night sweats.

You can combine Testosterone with any type of food and it has no interaction with alcohol. It is also safe to drive while using testosterone.
However, it can have some interactions with other drugs. Therefore always discuss this with your prescribing doctor.

Pregnancy and Lactation:
Testosterone can be dangerous in both cases and should be avoided. Therefore always discuss this with your prescribing doctor.

– Disclaimer: this video and the comments are meant purely informational! This is not medical advice! If you are looking for medical advice always contact your own doctor. –

I want to give special thanks to my sponsors on Patreon:
– Sebastian Houwing: Investor
– Roel: Supporter

1: Farmacotherapeutisch Kompas. (2020). Testosteron.
2: (2020). Testosteron.

* The images in this video are used for educational purposes only. Most of the images and video material in this video come from

1. Verified Picasso, Fish Room
2. Patrick Patrikos, Good Times
3: Patrick Patrikios. Rockville

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Books I used In Medical School:
Lehninger Principles of Biochemistry Seventh Edition,
Guyton and Hall Textbook of Medical Physiology 14th Edition,
Human Anatomy & Physiology (12th Edition),
Oxford Handbook of Clinical Specialties,
Oxford Handbook of Emergency Medicine,
Oxford Handbook of Clinical Medicine,
Janeway’s Immunobiology,
Atlas of Human Anatomy (Netter Basic Science),
Netter’s Anatomy Flash Cards,
The House of God, S. Shem,

Gear I use:
Camera: Canon EOS M50:
Microphone: Boya Lavalier Microphone:
Microphone: Rode VideoMicPro:
Computer: Apple Macbook Pro: