Description:
Tadalafil is a phosphodiesterase type 5 (PDE5) inhibitor used to treat erectile dysfunction (ED), benign prostatic hyperplasia (BPH), and pulmonary arterial hypertension (in higher doses). The 10 mg strength is typically used as needed for ED, while the 5 mg is often used for once-daily use in ED and/or BPH.

Prescription:
Prescription-only (Rx) – not available over-the-counter

Therapeutic Category:

• Urology
• Erectile Dysfunction Treatment
• Vasodilator
  

Active Ingredients/Composition:

• Tadalafil – 5 mg or 10 mg per tablet (depending on strength)
  

Vitamins:
None

Minerals:
None

Variant:

• 5 mg tablet (daily use)
• 10 mg tablet (as-needed use)
• Other variants include 2.5 mg and 20 mg, but Teva commonly produces 5 mg & 10 mg
  

Consume Type:
Oral tablet

Directions/Usage:

• 10 mg: Take 30–60 minutes before sexual activity, not more than once per day
• 5 mg: Taken once daily, at the same time each day, for continuous treatment of ED and/or BPH
• Can be taken with or without food
• Do not split or crush the tablet

Common Side Effects:

• Headache
• Indigestion
• Back pain
• Muscle aches
• Nasal congestion
• Flushing
• Dizziness
• Rare: visual changes, priapism (prolonged erection)
  

Package Type:

• Blister packs
• Common pack sizes: 4, 10, or 28 tablets per box, depending on the strength and country
  

Storage Advice:

• Store at room temperature (15°C–30°C / 59°F–86°F)
• Keep in original packaging
• Protect from moisture and light
• Keep out of reach of children
  

Safety Advice:

• Do not use with nitrates or nitric oxide donors (risk of severe hypotension)
• Caution in patients with cardiovascular disease, liver or kidney impairment
• Avoid excessive alcohol
• Inform your doctor if you are taking alpha-blockers or other antihypertensives
• Not recommended in women or children
  

Product Substitutes:

• Cialis® (original brand by Eli Lilly)
• Other generic Tadalafil brands
• Sildenafil (Viagra), Vardenafil (Levitra), or Avanafil (Stendra) as alternative PDE5 inhibitors
  

Manufacturer/Marketer:

• Teva Pharmaceutical Industries Ltd., a leading global generic drug manufacturer based in Israel
  

Country of Origin:

• Typically Israel, though Teva also manufactures in Hungary, USA, Canada, and India depending on local markets