Pronunciation
(fi NAS teer ide)
Medication Safety Issues
Sound-alike/look-alike issues:
Finasteride may be confused with dutasteride, furosemide
Proscar may be confused with Prograf, ProSom, Provera, PROzac
Storage/Stability
Propecia: Store at 15°C to 30°C (59°F to 86°F). Keep container tightly closed and protect from moisture.
Proscar: Store below 30°C (86°F). Protect from light. Keep container tightly closed.
Adverse Reactions
>10%: Genitourinary: Impotence (monotherapy: 5% to 19%)
1% to 10%:
Cardiovascular: Orthostatic hypotension (monotherapy: 9%), peripheral edema (monotherapy: 1%), hypotension (monotherapy: 1%)
Endocrine & metabolic: Decreased libido (monotherapy: 2% to 10%), gynecomastia (monotherapy: 1% to 2%)
Genitourinary: Ejaculatory disorder (monotherapy: <1% to 7%), decreased ejaculate volume (monotherapy: 2% to 4%), sexual disorder (3%), breast tenderness (monotherapy: ≤1%)
Hematologic & oncologic: Prostate cancer (high grade: 2%)
Respiratory: Rhinitis (monotherapy: 1%)
<1%, postmarketing, and/or case reports: Altered mental status, breast hypertrophy, change in libido, depression, hypersensitivity reaction, male infertility (temporary), malignant neoplasm of the breast (men), suicidal ideation (Welk 2017), suicidal tendencies (Welk 2017), testicular pain
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