Yes, Lord Vishnu is also called Shiva in few versions of Vishnu Sahasranama. For example, Shiva appears as 27th name in Vishnu Sahasranama found in Mahabharata: Anusasana Parva:
17 सर्वः शर्वः शिवः सथाणुर भूतादिर निधिर अव्ययः
संभवॊ भावनॊ भर्ता परभवः परभुर ईश्वरः
17 sarvaḥ śarvaḥ śivaḥ sthāṇur bhūtādir nidhir avyayaḥ
saṃbhavo bhāvano ...
Your inquiry is about the color of the KalaKuta poison and why it is depicted Blue in shivas throat?
The answer is the Kaalkuta poision which came out of Samudra manthan was not originally blue in color but because of it was the mala of the water it shown its effect on even Lord Shiva's throat.
According to Mahabharata the nature of the poison was as ...
Abhinava Shankara in his commentary on Rudram says Vyuptakesha refers to Sri Adi Shankara Bhagavadpada. Sri Chandrashekarendra Saraswati Mahaswamigal says the same and quotes Abhinava Shankara's commentary as reference.
This is what Sri Chandrasekharendra Saraswati Mahaswamigal says in one of the talks:
In addition to being the several things of this ...
A Brahmin named Visvanara and his wife Shuchismati lived on the banks of Narmada river. Even after a long period of married life, they did not have a child. So proceeded to Kashi and prayed to Lord Siva. Siva appeared before Visvanara, blessed him and promises to taken birth as their son.
In due course of time, Shuchismati gave birth to a beautiful child....
In order to understand answer to this question, one should understand what "Shiva" means.
The Vedic literature refers to a minor atmospheric deity, with fearsome powers called Rudra. The Rigveda, for example, has 3 out of 1,028 hymns dedicated to Rudra, and he finds occasional mention in other hymns of the same text.
The term Shiva also appears in ...
You can find it on http://muktalib5.org/digital_library_secure_entry.htm
in brhattantrasāra :
"oṃ tatsaviturvareṇyaṃ tryambakaṃ yajāmahe sugandhiṃ
puṣṭivarddhaṇaṃ bhargo devasya dhīmahi urvārukamivabandhanāt
dhiyo yo naḥ pracodayāt (mṛtyormukṣīyamāmṛtāt)"
Rightfully and technically, it is the rage property that comes out through the third eye on command from Paramatman. Ajna is also the seat of YOUR consciousness -Jivatma. It is where you realize Paramatma through Self-realization. Almost, all the realized saints experience bliss during self-realization not rage. At Ajna, your Guru is none other than ...
Vishnu among Adityas is actually Lord Vishnu's incarnation Vamana. Sri Vallabhacharya, Sri Madhusudhana Saraswati, Swami Ramsukhdas, Sri Neelkanth and Sri Dhanpati translate the BG10.21 verse आदित्यानामहं विष्णु as Vamana. More details can be found here and in the below post:
Is Vishnu one of the names of Vamana?
Rudra is also an incarnation of Lord Shiva ...