Tadalafil
A phosphodiesterase-5 inhibitor, licensed for the treatment of erectile dysfunction; not recommended for use with other treatments for erectile dysfunction.
Primary Characteristics
Non-proprietary name: Tadalafil.

Pharmacokinetics
None recorded.
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Indications
Tadalafil is primarily indicated in conditions like Erectile dysfunction.
Contraindications
Tadalafil is contraindicated in conditions like Myocardial infarction, Hypotension, Unstable angina, Uncontrolled hypertension, Brief reversal of non-depolarising neuromuscular blockade, Diagnosis of dual block, Acute psychosis.
Dosage
Tadalafil's dosage details are as follows:
| Dose | Single Dose | Frequency | Route | Instructions |
|---|---|---|---|---|
| Adult Dosage | ||||
| 10 mg | 10 mg | — | PO | Initially, at least 30 minutes before sexual activity, subsequent doses adjusted according to response to 20 mg as a single dose; max. 1 dose in 24 hours (but daily use not recommended). |
| Paediatric Dosage (20kg) | ||||
| No data. | ||||
| Neonatal Dosage (3kg) | ||||
| No data. | ||||
Drug Interactions
Always consult your physician for the change of dose regimen or an alternative drug of choice that may strictly be required.
Side Effects
Tadalafil in overdosage may give rise to further complications which include Priapism .
Tadalafil is known to cause more or less tolerable side effects which are usually transient. These include Back pain, Dizziness, Dyspepsia , Flushing, Headache, Hypersensitivity reactions, Myalgia, Nasal congestion , Raised intra-ocular pressure, Redness of eye, Visual disturbances, Vomiting .
Warnings / Precautions
Interference in Pathology
Tadalafil may interfere in the diagnosis of Abnormal LFTs .
Available Brands
None recorded.
Drug Classification
- 1.29 — Drugs used in renal, bladder, and prostatic disorders