olopatadine (nasal)



Trade Name(s)

  • Patanase

Ther. Class.

allergy, cold and cough remedies

Pharm. Class.



Seasonal allergic rhinitis.


Antagonizes the effects of histamine at histamine1  receptor sites; does not bind to or inactivate histamine.

Therapeutic Effect(s):

Decreased symptoms of histamine excess including rhinorrhea, sneezing, and nasal itching.


Absorption: 57% absorbed from nasal mucosa.

Distribution: Unknown.

Metabolism and Excretion: Minimal metabolism; 70% eliminated in urine mostly as unchanged drug; 17% fecal elimination.

Half-life: 8–12 hr.


Nasalrapidunknown12 hr


Contraindicated in:

  • None noted.

Use Cautiously in:

  • Nasal pathology other than allergic rhinitis
  • OB:   Safety not established in pregnancy
  •  Lactation:  Safety not established in breastfeeding
  • Pedi:  Children <6 yr (safety not established).
  • Geri:  Dose cautiously in older adults; consider age-related ↓ in organ function and concurrent medications

Adverse Reactions/Side Effects

EENT: epistaxis, nasal perforation, nasal ulcerations, pharyngolaryngeal pain, postnasal drip

GI: bitter taste

Neuro: drowsiness, headache

Resp: cough

* CAPITALS indicate life-threatening.
Underline indicate most frequent.



↑ CNS depression may occur with  alcohol ; avoid concurrent use.


Intranasal (Adults and Children  ≥ 12 yr): 2 sprays in each nostril twice daily.

Intranasal (Children 6–11 yr): 1 spray in each nostril twice daily.

Availability (generic available)

Nasal spray: 665 mcg/spray in 30.5-g bottle (provides 240 sprays)


  • Assess for symptoms of seasonal allergic rhinitis (sneezing, runny nose, nasal itching) prior to and during therapy.


  • Administer 2 sprays per nostril twice daily.

Patient/Family Teaching

  • Instruct patient to prime nasal spray by releasing 5 sprays or spraying until a fine mist appears before initial use. If unit has not been used within 7 days, re-prime with 2 sprays. Advise patient to discard nasal device after 240 sprays (30 days) even if bottle is not completely empty; correct amount of medication cannot be assured after 240 sprays.
  • May cause drowsiness. Advise patient to avoid driving or other activities that require alertness until response to medication is known.
  • Instruct patient to avoid concurrent use of alcohol or other CNS depressants.
  • Advise females of reproductive potential to notify health care professional if pregnancy is planned or suspected or if breastfeeding.

Evaluation/Desired Outcomes

Relief of symptoms of seasonal allergic rhinitis (rhinorrhea, sneezing, nasal itching).

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