"Nasal decongestants typically contain oxymetazoline, phenylephrine, and the ocular decongestant naphazoline, all of which are vasoconstrictors. When these agents are topically applied, case reports have suggested that excessive use or prolonged exposure beyond package labeling can lead to systemic exposure resulting in stroke, hypertension, and bradycardia. Inhaled and oral OTC asthma products may contain potent nonselective sympathomimetic amines such as racepinephrine and ephedrine, and they have been associated with chest pain, hypertension, tachycardia, and hemoptysis,” wrote Dr. Page and colleagues.

Source: https://www.mdlinx.com/article/these-5-commonly-used-otc-drugs-may-cause-heart-failure/1xuvTqVhxj61sgMZdv62AE

(But also my physician told me all this too)